/* 6114f565f94e33fd4b9f3b92ad49d5e84e6b741b
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/* /js/jquery.js */
/*!
 * jQuery JavaScript Library v1.4.1
 * http://jquery.com/
 *
 * Copyright 2010, John Resig
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 * Copyright 2010, The Dojo Foundation
 * Released under the MIT, BSD, and GPL Licenses.
 *
 * Date: Mon Jan 25 19:43:33 2010 -0500
 */
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/**
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 * jQuery-Plugin "pngFix"
 * Version: 1.2, 09.03.2009
 * by Andreas Eberhard, andreas.eberhard@gmail.com
 *                      http://jquery.andreaseberhard.de/
 *
 * Copyright (c) 2007 Andreas Eberhard
 * Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
 *
 * Changelog:
 *    09.03.2009 Version 1.2
 *    - Update for jQuery 1.3.x, removed @ from selectors
 *    11.09.2007 Version 1.1
 *    - removed noConflict
 *    - added png-support for input type=image
 *    - 01.08.2007 CSS background-image support extension added by Scott Jehl, scott@filamentgroup.com, http://www.filamentgroup.com
 *    31.05.2007 initial Version 1.0
 * --------------------------------------------------------------------
 * @example $(function(){$(document).pngFix();});
 * @desc Fixes all PNG's in the document on document.ready
 *
 * jQuery(function(){jQuery(document).pngFix();});
 * @desc Fixes all PNG's in the document on document.ready when using noConflict
 *
 * @example $(function(){$('div.examples').pngFix();});
 * @desc Fixes all PNG's within div with class examples
 *
 * @example $(function(){$('div.examples').pngFix( { blankgif:'ext.gif' } );});
 * @desc Fixes all PNG's within div with class examples, provides blank gif for input with png
 * --------------------------------------------------------------------
 */

(function($) {

jQuery.fn.pngFix = function(settings) {

	// Settings
	settings = jQuery.extend({
		blankgif: 'blank.gif'
	}, settings);

	var ie55 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 5.5") != -1);
	var ie6 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 6.0") != -1);

	if (jQuery.browser.msie && (ie55 || ie6)) {

		//fix images with png-source
		jQuery(this).find("img[src$=.png]").each(function() {

			jQuery(this).attr('width',jQuery(this).width());
			jQuery(this).attr('height',jQuery(this).height());

			var prevStyle = '';
			var strNewHTML = '';
			var imgId = (jQuery(this).attr('id')) ? 'id="' + jQuery(this).attr('id') + '" ' : '';
			var imgClass = (jQuery(this).attr('class')) ? 'class="' + jQuery(this).attr('class') + '" ' : '';
			var imgTitle = (jQuery(this).attr('title')) ? 'title="' + jQuery(this).attr('title') + '" ' : '';
			var imgAlt = (jQuery(this).attr('alt')) ? 'alt="' + jQuery(this).attr('alt') + '" ' : '';
			var imgAlign = (jQuery(this).attr('align')) ? 'float:' + jQuery(this).attr('align') + ';' : '';
			var imgHand = (jQuery(this).parent().attr('href')) ? 'cursor:hand;' : '';
			if (this.style.border) {
				prevStyle += 'border:'+this.style.border+';';
				this.style.border = '';
			}
			if (this.style.padding) {
				prevStyle += 'padding:'+this.style.padding+';';
				this.style.padding = '';
			}
			if (this.style.margin) {
				prevStyle += 'margin:'+this.style.margin+';';
				this.style.margin = '';
			}
			var imgStyle = (this.style.cssText);

			strNewHTML += '<span '+imgId+imgClass+imgTitle+imgAlt;
			strNewHTML += 'style="position:relative;white-space:pre-line;display:inline-block;background:transparent;'+imgAlign+imgHand;
			strNewHTML += 'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;';
			strNewHTML += 'filter:progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + jQuery(this).attr('src') + '\', sizingMethod=\'scale\');';
			strNewHTML += imgStyle+'"></span>';
			if (prevStyle != ''){
				strNewHTML = '<span style="position:relative;display:inline-block;'+prevStyle+imgHand+'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;'+'">' + strNewHTML + '</span>';
			}

			jQuery(this).hide();
			jQuery(this).after(strNewHTML);

		});

		// fix css background pngs
        /*
		jQuery(this).find("*").each(function(){
			var bgIMG = jQuery(this).css('background-image');
			if(bgIMG.indexOf(".png")!=-1){
				var iebg = bgIMG.split('url("')[1].split('")')[0];
				jQuery(this).css('background-image', 'none');
				jQuery(this).get(0).runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + iebg + "',sizingMethod='scale')";
			}
		});
		*/
        
		//fix input with png-source
		jQuery(this).find("input[src$=.png]").each(function() {
			var bgIMG = jQuery(this).attr('src');
			jQuery(this).get(0).runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + bgIMG + '\', sizingMethod=\'scale\');';
   		jQuery(this).attr('src', settings.blankgif)
		});
	
	}
	
	return jQuery;

};

})(jQuery);


/* /js/jquery.ui.js */
/*!
 * jQuery UI 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
;jQuery.ui || (function($) {

var isFF2 = $.browser.mozilla && (parseFloat($.browser.version) < 1.9);

//Helper functions and ui object
$.ui = {
    version: "1.8rc1",

    // $.ui.plugin is deprecated.  Use the proxy pattern instead.
    plugin: {
        add: function(module, option, set) {
            var proto = $.ui[module].prototype;
            for(var i in set) {
                proto.plugins[i] = proto.plugins[i] || [];
                proto.plugins[i].push([option, set[i]]);
            }
        },
        call: function(instance, name, args) {
            var set = instance.plugins[name];
            if(!set || !instance.element[0].parentNode) { return; }

            for (var i = 0; i < set.length; i++) {
                if (instance.options[set[i][0]]) {
                    set[i][1].apply(instance.element, args);
                }
            }
        }
    },

    contains: function(a, b) {
        return document.compareDocumentPosition
            ? a.compareDocumentPosition(b) & 16
            : a !== b && a.contains(b);
    },

    hasScroll: function(el, a) {

        //If overflow is hidden, the element might have extra content, but the user wants to hide it
        if ($(el).css('overflow') == 'hidden') { return false; }

        var scroll = (a && a == 'left') ? 'scrollLeft' : 'scrollTop',
            has = false;

        if (el[scroll] > 0) { return true; }

        // TODO: determine which cases actually cause this to happen
        // if the element doesn't have the scroll set, see if it's possible to
        // set the scroll
        el[scroll] = 1;
        has = (el[scroll] > 0);
        el[scroll] = 0;
        return has;
    },

    isOverAxis: function(x, reference, size) {
        //Determines when x coordinate is over "b" element axis
        return (x > reference) && (x < (reference + size));
    },

    isOver: function(y, x, top, left, height, width) {
        //Determines when x, y coordinates is over "b" element
        return $.ui.isOverAxis(y, top, height) && $.ui.isOverAxis(x, left, width);
    },

    keyCode: {
        BACKSPACE: 8,
        CAPS_LOCK: 20,
        COMMA: 188,
        CONTROL: 17,
        DELETE: 46,
        DOWN: 40,
        END: 35,
        ENTER: 13,
        ESCAPE: 27,
        HOME: 36,
        INSERT: 45,
        LEFT: 37,
        NUMPAD_ADD: 107,
        NUMPAD_DECIMAL: 110,
        NUMPAD_DIVIDE: 111,
        NUMPAD_ENTER: 108,
        NUMPAD_MULTIPLY: 106,
        NUMPAD_SUBTRACT: 109,
        PAGE_DOWN: 34,
        PAGE_UP: 33,
        PERIOD: 190,
        RIGHT: 39,
        SHIFT: 16,
        SPACE: 32,
        TAB: 9,
        UP: 38
    }
};

//jQuery plugins
$.fn.extend({
    _focus: $.fn.focus,
    focus: function(delay, fn) {
        return typeof delay === 'number'
            ? this.each(function() {
                var elem = this;
                setTimeout(function() {
                    $(elem).focus();
                    (fn && fn.call(elem));
                }, delay);
            })
            : this._focus.apply(this, arguments);
    },
    
    enableSelection: function() {
        return this
            .attr('unselectable', 'off')
            .css('MozUserSelect', '')
            .unbind('selectstart.ui');
    },

    disableSelection: function() {
        return this
            .attr('unselectable', 'on')
            .css('MozUserSelect', 'none')
            .bind('selectstart.ui', function() { return false; });
    },

    scrollParent: function() {
        var scrollParent;
        if(($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
            scrollParent = this.parents().filter(function() {
                return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
            }).eq(0);
        } else {
            scrollParent = this.parents().filter(function() {
                return (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
            }).eq(0);
        }

        return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
    },

    zIndex: function(zIndex) {
        if (zIndex !== undefined) {
            return this.css('zIndex', zIndex);
        }

        var elem = this[0];
        while (elem && elem.style) {
            // IE returns 0 when zIndex is not specified
            // other browsers return an empty string
            // we ignore the case of nested elements with an explicit value of 0
            // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
            if (elem.style.zIndex !== '' && elem.style.zIndex !== 0) {
                return +elem.style.zIndex;
            }
            elem = elem.parentNode;
        }

        return 0;
    }
});


//Additional selectors
$.extend($.expr[':'], {
    data: function(elem, i, match) {
        return !!$.data(elem, match[3]);
    },

    focusable: function(element) {
        var nodeName = element.nodeName.toLowerCase(),
            tabIndex = $.attr(element, 'tabindex');
        return (/input|select|textarea|button|object/.test(nodeName)
            ? !element.disabled
            : 'a' == nodeName || 'area' == nodeName
                ? element.href || !isNaN(tabIndex)
                : !isNaN(tabIndex))
            // the element and all of its ancestors must be visible
            // the browser may report that the area is hidden
            && !$(element)['area' == nodeName ? 'parents' : 'closest'](':hidden').length;
    },

    tabbable: function(element) {
        var tabIndex = $.attr(element, 'tabindex');
        return (isNaN(tabIndex) || tabIndex >= 0) && $(element).is(':focusable');
    }
});

})(jQuery);
/*!
 * jQuery UI Widget 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Widget
 */
(function( $ ) {

var _remove = $.fn.remove;

$.fn.remove = function( selector, keepData ) {
    if ( !keepData ) {
        $( "*", this ).add( this ).each(function() {
            $( this ).triggerHandler( "remove" );
        });
    }
    return _remove.apply( this, arguments );
};

$.widget = function( name, base, prototype ) {
    var namespace = name.split( "." )[ 0 ],
        fullName;
    name = name.split( "." )[ 1 ];
    fullName = namespace + "-" + name;

    if ( !prototype ) {
        prototype = base;
        base = $.Widget;
    }

    // create selector for plugin
    $.expr[ ":" ][ fullName ] = function( elem ) {
        return !!$.data( elem, name );
    };

    $[ namespace ] = $[ namespace ] || {};
    $[ namespace ][ name ] = function( options, element ) {
        // allow instantiation without initializing for simple inheritance
        if ( arguments.length ) {
            this._createWidget( options, element );
        }
    };

    var basePrototype = new base();
    // we need to make the options hash a property directly on the new instance
    // otherwise we'll modify the options hash on the prototype that we're
    // inheriting from
//    $.each( basePrototype, function( key, val ) {
//        if ( $.isPlainObject(val) ) {
//            basePrototype[ key ] = $.extend( {}, val );
//        }
//    });
    basePrototype.options = $.extend( {}, basePrototype.options );
    $[ namespace ][ name ].prototype = $.extend( true, basePrototype, {
        namespace: namespace,
        widgetName: name,
        widgetEventPrefix: $[ namespace ][ name ].prototype.widgetEventPrefix || name,
        widgetBaseClass: fullName
    }, prototype );

    $.widget.bridge( name, $[ namespace ][ name ] );
};

$.widget.bridge = function( name, object ) {
    $.fn[ name ] = function( options ) {
        var isMethodCall = typeof options === "string",
            args = Array.prototype.slice.call( arguments, 1 ),
            returnValue = this;

        // allow multiple hashes to be passed on init
        options = !isMethodCall && args.length ?
            $.extend.apply( null, [ true, options ].concat(args) ) :
            options;

        // prevent calls to internal methods
        if ( isMethodCall && options.substring( 0, 1 ) === "_" ) {
            return returnValue;
        }

        if ( isMethodCall ) {
            this.each(function() {
                var instance = $.data( this, name ),
                    methodValue = instance && $.isFunction( instance[options] ) ?
                        instance[ options ].apply( instance, args ) :
                        instance;
                if ( methodValue !== instance && methodValue !== undefined ) {
                    returnValue = methodValue;
                    return false;
                }
            });
        } else {
            this.each(function() {
                var instance = $.data( this, name );
                if ( instance ) {
                    if ( options ) {
                        instance.option( options );
                    }
                    instance._init();
                } else {
                    $.data( this, name, new object( options, this ) );
                }
            });
        }

        return returnValue;
    };
};

$.Widget = function( options, element ) {
    // allow instantiation without initializing for simple inheritance
    if ( arguments.length ) {
        this._createWidget( options, element );
    }
};

$.Widget.prototype = {
    widgetName: "widget",
    widgetEventPrefix: "",
    options: {
        disabled: false
    },
    _createWidget: function( options, element ) {
        // $.widget.bridge stores the plugin instance, but we do it anyway
        // so that it's stored even before the _create function runs
        this.element = $( element ).data( this.widgetName, this );
        this.options = $.extend( true, {},
            this.options,
            $.metadata && $.metadata.get( element )[ this.widgetName ],
            options );

        var self = this;
        this.element.bind( "remove." + this.widgetName, function() {
            self.destroy();
        });

        this._create();
        this._init();
    },
    _create: function() {},
    _init: function() {},

    destroy: function() {
        this.element
            .unbind( "." + this.widgetName )
            .removeData( this.widgetName );
        this.widget()
            .unbind( "." + this.widgetName )
            .removeAttr( "aria-disabled" )
            .removeClass(
                this.widgetBaseClass + "-disabled " +
                this.namespace + "-state-disabled" );
    },

    widget: function() {
        return this.element;
    },

    option: function( key, value ) {
        var options = key,
            self = this;

        if ( arguments.length === 0 ) {
            // don't return a reference to the internal hash
            return $.extend( {}, self.options );
        }

        if  (typeof key === "string" ) {
            if ( value === undefined ) {
                return this.options[ key ];
            }
            options = {};
            options[ key ] = value;
        }

        $.each( options, function( key, value ) {
            self._setOption( key, value );
        });

        return self;
    },
    _setOption: function( key, value ) {
        this.options[ key ] = value;

        if ( key === "disabled" ) {
            this.widget()
                [ value ? "addClass" : "removeClass"](
                    this.widgetBaseClass + "-disabled" + " " +
                    this.namespace + "-state-disabled" )
                .attr( "aria-disabled", value );
        }

        return this;
    },

    enable: function() {
        return this._setOption( "disabled", false );
    },
    disable: function() {
        return this._setOption( "disabled", true );
    },

    _trigger: function( type, event, data ) {
        var callback = this.options[ type ];

        event = $.Event( event );
        event.type = ( type === this.widgetEventPrefix ?
            type :
            this.widgetEventPrefix + type ).toLowerCase();
        data = data || {};

        // copy original event properties over to the new event
        // this would happen if we could call $.event.fix instead of $.Event
        // but we don't have a way to force an event to be fixed multiple times
        if ( event.originalEvent ) {
            for ( var i = $.event.props.length, prop; i; ) {
                prop = $.event.props[ --i ];
                event[ prop ] = event.originalEvent[ prop ];
            }
        }

        this.element.trigger( event, data );

        return !( $.isFunction(callback) &&
            callback.call( this.element[0], event, data ) === false ||
            event.isDefaultPrevented() );
    }
};

})( jQuery );
/*!
 * jQuery UI Mouse 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Mouse
 *
 * Depends:
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.mouse", {
    options: {
        cancel: ':input,option',
        distance: 1,
        delay: 0
    },
    _mouseInit: function() {
        var self = this;

        this.element
            .bind('mousedown.'+this.widgetName, function(event) {
                return self._mouseDown(event);
            })
            .bind('click.'+this.widgetName, function(event) {
                if(self._preventClickEvent) {
                    self._preventClickEvent = false;
                    event.stopImmediatePropagation();
                    return false;
                }
            });

        this.started = false;
    },

    // TODO: make sure destroying one instance of mouse doesn't mess with
    // other instances of mouse
    _mouseDestroy: function() {
        this.element.unbind('.'+this.widgetName);
    },

    _mouseDown: function(event) {
        // don't let more than one widget handle mouseStart
        // TODO: figure out why we have to use originalEvent
        event.originalEvent = event.originalEvent || {};
        if (event.originalEvent.mouseHandled) { return; }

        // we may have missed mouseup (out of window)
        (this._mouseStarted && this._mouseUp(event));

        this._mouseDownEvent = event;

        var self = this,
            btnIsLeft = (event.which == 1),
            elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false);
        if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
            return true;
        }

        this.mouseDelayMet = !this.options.delay;
        if (!this.mouseDelayMet) {
            this._mouseDelayTimer = setTimeout(function() {
                self.mouseDelayMet = true;
            }, this.options.delay);
        }

        if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
            this._mouseStarted = (this._mouseStart(event) !== false);
            if (!this._mouseStarted) {
                event.preventDefault();
                return true;
            }
        }

        // these delegates are required to keep context
        this._mouseMoveDelegate = function(event) {
            return self._mouseMove(event);
        };
        this._mouseUpDelegate = function(event) {
            return self._mouseUp(event);
        };
        $(document)
            .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
            .bind('mouseup.'+this.widgetName, this._mouseUpDelegate);

        // preventDefault() is used to prevent the selection of text here -
        // however, in Safari, this causes select boxes not to be selectable
        // anymore, so this fix is needed
        ($.browser.safari || event.preventDefault());

        event.originalEvent.mouseHandled = true;
        return true;
    },

    _mouseMove: function(event) {
        // IE mouseup check - mouseup happened when mouse was out of window
        if ($.browser.msie && !event.button) {
            return this._mouseUp(event);
        }

        if (this._mouseStarted) {
            this._mouseDrag(event);
            return event.preventDefault();
        }

        if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
            this._mouseStarted =
                (this._mouseStart(this._mouseDownEvent, event) !== false);
            (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
        }

        return !this._mouseStarted;
    },

    _mouseUp: function(event) {
        $(document)
            .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
            .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);

        if (this._mouseStarted) {
            this._mouseStarted = false;
            this._preventClickEvent = (event.target == this._mouseDownEvent.target);
            this._mouseStop(event);
        }

        return false;
    },

    _mouseDistanceMet: function(event) {
        return (Math.max(
                Math.abs(this._mouseDownEvent.pageX - event.pageX),
                Math.abs(this._mouseDownEvent.pageY - event.pageY)
            ) >= this.options.distance
        );
    },

    _mouseDelayMet: function(event) {
        return this.mouseDelayMet;
    },

    // These are placeholder methods, to be overriden by extending plugin
    _mouseStart: function(event) {},
    _mouseDrag: function(event) {},
    _mouseStop: function(event) {},
    _mouseCapture: function(event) { return true; }
});

})(jQuery);
/*
 * jQuery UI Draggable 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Draggables
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.draggable", $.ui.mouse, {
    options: {
        addClasses: true,
        appendTo: "parent",
        axis: false,
        connectToSortable: false,
        containment: false,
        cursor: "auto",
        cursorAt: false,
        grid: false,
        handle: false,
        helper: "original",
        iframeFix: false,
        opacity: false,
        refreshPositions: false,
        revert: false,
        revertDuration: 500,
        scope: "default",
        scroll: true,
        scrollSensitivity: 20,
        scrollSpeed: 20,
        snap: false,
        snapMode: "both",
        snapTolerance: 20,
        stack: false,
        zIndex: false
    },
    _create: function() {

        if (this.options.helper == 'original' && !(/^(?:r|a|f)/).test(this.element.css("position")))
            this.element[0].style.position = 'relative';

        (this.options.addClasses && this.element.addClass("ui-draggable"));
        (this.options.disabled && this.element.addClass("ui-draggable-disabled"));

        this._mouseInit();

    },

    destroy: function() {
        if(!this.element.data('draggable')) return;
        this.element
            .removeData("draggable")
            .unbind(".draggable")
            .removeClass("ui-draggable"
                + " ui-draggable-dragging"
                + " ui-draggable-disabled");
        this._mouseDestroy();

        return this;
    },

    _mouseCapture: function(event) {

        var o = this.options;

        // among others, prevent a drag on a resizable-handle
        if (this.helper || o.disabled || $(event.target).is('.ui-resizable-handle'))
            return false;

        //Quit if we're not on a valid handle
        this.handle = this._getHandle(event);
        if (!this.handle)
            return false;

        return true;

    },

    _mouseStart: function(event) {

        var o = this.options;

        //Create and append the visible helper
        this.helper = this._createHelper(event);

        //Cache the helper size
        this._cacheHelperProportions();

        //If ddmanager is used for droppables, set the global draggable
        if($.ui.ddmanager)
            $.ui.ddmanager.current = this;

        /*
         * - Position generation -
         * This block generates everything position related - it's the core of draggables.
         */

        //Cache the margins of the original element
        this._cacheMargins();

        //Store the helper's css position
        this.cssPosition = this.helper.css("position");
        this.scrollParent = this.helper.scrollParent();

        //The element's absolute position on the page minus margins
        this.offset = this.positionAbs = this.element.offset();
        this.offset = {
            top: this.offset.top - this.margins.top,
            left: this.offset.left - this.margins.left
        };

        $.extend(this.offset, {
            click: { //Where the click happened, relative to the element
                left: event.pageX - this.offset.left,
                top: event.pageY - this.offset.top
            },
            parent: this._getParentOffset(),
            relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
        });

        //Generate the original position
        this.originalPosition = this.position = this._generatePosition(event);
        this.originalPageX = event.pageX;
        this.originalPageY = event.pageY;

        //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
        (o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));

        //Set a containment if given in the options
        if(o.containment)
            this._setContainment();

        //Call plugins and callbacks
        this._trigger("start", event);

        //Recache the helper size
        this._cacheHelperProportions();

        //Prepare the droppable offsets
        if ($.ui.ddmanager && !o.dropBehaviour)
            $.ui.ddmanager.prepareOffsets(this, event);

        this.helper.addClass("ui-draggable-dragging");
        this._mouseDrag(event, true); //Execute the drag once - this causes the helper not to be visible before getting its correct position
        return true;
    },

    _mouseDrag: function(event, noPropagation) {

        //Compute the helpers position
        this.position = this._generatePosition(event);
        this.positionAbs = this._convertPositionTo("absolute");

        //Call plugins and callbacks and use the resulting position if something is returned
        if (!noPropagation) {
            var ui = this._uiHash();
            this._trigger('drag', event, ui);
            this.position = ui.position;
        }

        if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
        if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
        if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

        return false;
    },

    _mouseStop: function(event) {

        //If we are using droppables, inform the manager about the drop
        var dropped = false;
        if ($.ui.ddmanager && !this.options.dropBehaviour)
            dropped = $.ui.ddmanager.drop(this, event);

        //if a drop comes from outside (a sortable)
        if(this.dropped) {
            dropped = this.dropped;
            this.dropped = false;
        }
        
        //if the original element is removed, don't bother to continue
        if(!this.element[0] || !this.element[0].parentNode)
            return false;

        if((this.options.revert == "invalid" && !dropped) || (this.options.revert == "valid" && dropped) || this.options.revert === true || ($.isFunction(this.options.revert) && this.options.revert.call(this.element, dropped))) {
            var self = this;
            $(this.helper).animate(this.originalPosition, parseInt(this.options.revertDuration, 10), function() {
                self._trigger("stop", event);
                self._clear();
            });
        } else {
            this._trigger("stop", event);
            this._clear();
        }

        return false;
    },

    _getHandle: function(event) {

        var handle = !this.options.handle || !$(this.options.handle, this.element).length ? true : false;
        $(this.options.handle, this.element)
            .find("*")
            .andSelf()
            .each(function() {
                if(this == event.target) handle = true;
            });

        return handle;

    },

    _createHelper: function(event) {

        var o = this.options;
        var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone() : this.element);

        if(!helper.parents('body').length)
            helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo));

        if(helper[0] != this.element[0] && !(/(fixed|absolute)/).test(helper.css("position")))
            helper.css("position", "absolute");

        return helper;

    },

    _adjustOffsetFromHelper: function(obj) {
        if (typeof obj == 'string') {
            obj = obj.split(' ');
        }
        if ($.isArray(obj)) {
            obj = {left: +obj[0], top: +obj[1] || 0};
        }
        if ('left' in obj) {
            this.offset.click.left = obj.left + this.margins.left;
        }
        if ('right' in obj) {
            this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
        }
        if ('top' in obj) {
            this.offset.click.top = obj.top + this.margins.top;
        }
        if ('bottom' in obj) {
            this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
        }
    },

    _getParentOffset: function() {

        //Get the offsetParent and cache its position
        this.offsetParent = this.helper.offsetParent();
        var po = this.offsetParent.offset();

        // This is a special case where we need to modify a offset calculated on start, since the following happened:
        // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
        // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
        //    the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
        if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
            po.left += this.scrollParent.scrollLeft();
            po.top += this.scrollParent.scrollTop();
        }

        if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information
        || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
            po = { top: 0, left: 0 };

        return {
            top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
            left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
        };

    },

    _getRelativeOffset: function() {

        if(this.cssPosition == "relative") {
            var p = this.element.position();
            return {
                top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
                left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
            };
        } else {
            return { top: 0, left: 0 };
        }

    },

    _cacheMargins: function() {
        this.margins = {
            left: (parseInt(this.element.css("marginLeft"),10) || 0),
            top: (parseInt(this.element.css("marginTop"),10) || 0)
        };
    },

    _cacheHelperProportions: function() {
        this.helperProportions = {
            width: this.helper.outerWidth(),
            height: this.helper.outerHeight()
        };
    },

    _setContainment: function() {

        var o = this.options;
        if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
        if(o.containment == 'document' || o.containment == 'window') this.containment = [
            0 - this.offset.relative.left - this.offset.parent.left,
            0 - this.offset.relative.top - this.offset.parent.top,
            $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
            ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
        ];

        if(!(/^(document|window|parent)$/).test(o.containment) && o.containment.constructor != Array) {
            var ce = $(o.containment)[0]; if(!ce) return;
            var co = $(o.containment).offset();
            var over = ($(ce).css("overflow") != 'hidden');

            this.containment = [
                co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
                co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
                co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left,
                co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top
            ];
        } else if(o.containment.constructor == Array) {
            this.containment = o.containment;
        }

    },

    _convertPositionTo: function(d, pos) {

        if(!pos) pos = this.position;
        var mod = d == "absolute" ? 1 : -1;
        var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

        return {
            top: (
                pos.top                                                                    // The absolute mouse position
                + this.offset.relative.top * mod                                        // Only for relative positioned nodes: Relative offset from element to offset parent
                + this.offset.parent.top * mod                                            // The offsetParent's offset without borders (offset + border)
                - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
            ),
            left: (
                pos.left                                                                // The absolute mouse position
                + this.offset.relative.left * mod                                        // Only for relative positioned nodes: Relative offset from element to offset parent
                + this.offset.parent.left * mod                                            // The offsetParent's offset without borders (offset + border)
                - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
            )
        };

    },

    _generatePosition: function(event) {

        var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

        // This is another very weird special case that only happens for relative elements:
        // 1. If the css position is relative
        // 2. and the scroll parent is the document or similar to the offset parent
        // we have to refresh the relative offset during the scroll so there are no jumps
        if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
            this.offset.relative = this._getRelativeOffset();
        }

        var pageX = event.pageX;
        var pageY = event.pageY;

        /*
         * - Position constraining -
         * Constrain the position to a mix of grid, containment.
         */

        if(this.originalPosition) { //If we are not dragging yet, we won't check for options

            if(this.containment) {
                if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
                if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
                if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
                if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
            }

            if(o.grid) {
                var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
                pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

                var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
                pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
            }

        }

        return {
            top: (
                pageY                                                                // The absolute mouse position
                - this.offset.click.top                                                    // Click offset (relative to the element)
                - this.offset.relative.top                                                // Only for relative positioned nodes: Relative offset from element to offset parent
                - this.offset.parent.top                                                // The offsetParent's offset without borders (offset + border)
                + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
            ),
            left: (
                pageX                                                                // The absolute mouse position
                - this.offset.click.left                                                // Click offset (relative to the element)
                - this.offset.relative.left                                                // Only for relative positioned nodes: Relative offset from element to offset parent
                - this.offset.parent.left                                                // The offsetParent's offset without borders (offset + border)
                + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
            )
        };

    },

    _clear: function() {
        this.helper.removeClass("ui-draggable-dragging");
        if(this.helper[0] != this.element[0] && !this.cancelHelperRemoval) this.helper.remove();
        //if($.ui.ddmanager) $.ui.ddmanager.current = null;
        this.helper = null;
        this.cancelHelperRemoval = false;
    },

    // From now on bulk stuff - mainly helpers

    _trigger: function(type, event, ui) {
        ui = ui || this._uiHash();
        $.ui.plugin.call(this, type, [event, ui]);
        if(type == "drag") this.positionAbs = this._convertPositionTo("absolute"); //The absolute position has to be recalculated after plugins
        return $.Widget.prototype._trigger.call(this, type, event, ui);
    },

    plugins: {},

    _uiHash: function(event) {
        return {
            helper: this.helper,
            position: this.position,
            originalPosition: this.originalPosition,
            offset: this.positionAbs
        };
    }

});

$.extend($.ui.draggable, {
    version: "1.8rc1",
    eventPrefix: "drag"
});

$.ui.plugin.add("draggable", "connectToSortable", {
    start: function(event, ui) {

        var inst = $(this).data("draggable"), o = inst.options,
            uiSortable = $.extend({}, ui, { item: inst.element });
        inst.sortables = [];
        $(o.connectToSortable).each(function() {
            var sortable = $.data(this, 'sortable');
            if (sortable && !sortable.options.disabled) {
                inst.sortables.push({
                    instance: sortable,
                    shouldRevert: sortable.options.revert
                });
                sortable._refreshItems();    //Do a one-time refresh at start to refresh the containerCache
                sortable._trigger("activate", event, uiSortable);
            }
        });

    },
    stop: function(event, ui) {

        //If we are still over the sortable, we fake the stop event of the sortable, but also remove helper
        var inst = $(this).data("draggable"),
            uiSortable = $.extend({}, ui, { item: inst.element });

        $.each(inst.sortables, function() {
            if(this.instance.isOver) {

                this.instance.isOver = 0;

                inst.cancelHelperRemoval = true; //Don't remove the helper in the draggable instance
                this.instance.cancelHelperRemoval = false; //Remove it in the sortable instance (so sortable plugins like revert still work)

                //The sortable revert is supported, and we have to set a temporary dropped variable on the draggable to support revert: 'valid/invalid'
                if(this.shouldRevert) this.instance.options.revert = true;

                //Trigger the stop of the sortable
                this.instance._mouseStop(event);

                this.instance.options.helper = this.instance.options._helper;

                //If the helper has been the original item, restore properties in the sortable
                if(inst.options.helper == 'original')
                    this.instance.currentItem.css({ top: 'auto', left: 'auto' });

            } else {
                this.instance.cancelHelperRemoval = false; //Remove the helper in the sortable instance
                this.instance._trigger("deactivate", event, uiSortable);
            }

        });

    },
    drag: function(event, ui) {

        var inst = $(this).data("draggable"), self = this;

        var checkPos = function(o) {
            var dyClick = this.offset.click.top, dxClick = this.offset.click.left;
            var helperTop = this.positionAbs.top, helperLeft = this.positionAbs.left;
            var itemHeight = o.height, itemWidth = o.width;
            var itemTop = o.top, itemLeft = o.left;

            return $.ui.isOver(helperTop + dyClick, helperLeft + dxClick, itemTop, itemLeft, itemHeight, itemWidth);
        };

        $.each(inst.sortables, function(i) {
            
            //Copy over some variables to allow calling the sortable's native _intersectsWith
            this.instance.positionAbs = inst.positionAbs;
            this.instance.helperProportions = inst.helperProportions;
            this.instance.offset.click = inst.offset.click;
            
            if(this.instance._intersectsWith(this.instance.containerCache)) {

                //If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once
                if(!this.instance.isOver) {

                    this.instance.isOver = 1;
                    //Now we fake the start of dragging for the sortable instance,
                    //by cloning the list group item, appending it to the sortable and using it as inst.currentItem
                    //We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one)
                    this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true);
                    this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it
                    this.instance.options.helper = function() { return ui.helper[0]; };

                    event.target = this.instance.currentItem[0];
                    this.instance._mouseCapture(event, true);
                    this.instance._mouseStart(event, true, true);

                    //Because the browser event is way off the new appended portlet, we modify a couple of variables to reflect the changes
                    this.instance.offset.click.top = inst.offset.click.top;
                    this.instance.offset.click.left = inst.offset.click.left;
                    this.instance.offset.parent.left -= inst.offset.parent.left - this.instance.offset.parent.left;
                    this.instance.offset.parent.top -= inst.offset.parent.top - this.instance.offset.parent.top;

                    inst._trigger("toSortable", event);
                    inst.dropped = this.instance.element; //draggable revert needs that
                    //hack so receive/update callbacks work (mostly)
                    inst.currentItem = inst.element;
                    this.instance.fromOutside = inst;

                }

                //Provided we did all the previous steps, we can fire the drag event of the sortable on every draggable drag, when it intersects with the sortable
                if(this.instance.currentItem) this.instance._mouseDrag(event);

            } else {

                //If it doesn't intersect with the sortable, and it intersected before,
                //we fake the drag stop of the sortable, but make sure it doesn't remove the helper by using cancelHelperRemoval
                if(this.instance.isOver) {

                    this.instance.isOver = 0;
                    this.instance.cancelHelperRemoval = true;
                    
                    //Prevent reverting on this forced stop
                    this.instance.options.revert = false;
                    
                    // The out event needs to be triggered independently
                    this.instance._trigger('out', event, this.instance._uiHash(this.instance));
                    
                    this.instance._mouseStop(event, true);
                    this.instance.options.helper = this.instance.options._helper;

                    //Now we remove our currentItem, the list group clone again, and the placeholder, and animate the helper back to it's original size
                    this.instance.currentItem.remove();
                    if(this.instance.placeholder) this.instance.placeholder.remove();

                    inst._trigger("fromSortable", event);
                    inst.dropped = false; //draggable revert needs that
                }

            };

        });

    }
});

$.ui.plugin.add("draggable", "cursor", {
    start: function(event, ui) {
        var t = $('body'), o = $(this).data('draggable').options;
        if (t.css("cursor")) o._cursor = t.css("cursor");
        t.css("cursor", o.cursor);
    },
    stop: function(event, ui) {
        var o = $(this).data('draggable').options;
        if (o._cursor) $('body').css("cursor", o._cursor);
    }
});

$.ui.plugin.add("draggable", "iframeFix", {
    start: function(event, ui) {
        var o = $(this).data('draggable').options;
        $(o.iframeFix === true ? "iframe" : o.iframeFix).each(function() {
            $('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>')
            .css({
                width: this.offsetWidth+"px", height: this.offsetHeight+"px",
                position: "absolute", opacity: "0.001", zIndex: 1000
            })
            .css($(this).offset())
            .appendTo("body");
        });
    },
    stop: function(event, ui) {
        $("div.ui-draggable-iframeFix").each(function() { this.parentNode.removeChild(this); }); //Remove frame helpers
    }
});

$.ui.plugin.add("draggable", "opacity", {
    start: function(event, ui) {
        var t = $(ui.helper), o = $(this).data('draggable').options;
        if(t.css("opacity")) o._opacity = t.css("opacity");
        t.css('opacity', o.opacity);
    },
    stop: function(event, ui) {
        var o = $(this).data('draggable').options;
        if(o._opacity) $(ui.helper).css('opacity', o._opacity);
    }
});

$.ui.plugin.add("draggable", "scroll", {
    start: function(event, ui) {
        var i = $(this).data("draggable");
        if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') i.overflowOffset = i.scrollParent.offset();
    },
    drag: function(event, ui) {

        var i = $(this).data("draggable"), o = i.options, scrolled = false;

        if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') {

            if(!o.axis || o.axis != 'x') {
                if((i.overflowOffset.top + i.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
                    i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop + o.scrollSpeed;
                else if(event.pageY - i.overflowOffset.top < o.scrollSensitivity)
                    i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop - o.scrollSpeed;
            }

            if(!o.axis || o.axis != 'y') {
                if((i.overflowOffset.left + i.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
                    i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft + o.scrollSpeed;
                else if(event.pageX - i.overflowOffset.left < o.scrollSensitivity)
                    i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft - o.scrollSpeed;
            }

        } else {

            if(!o.axis || o.axis != 'x') {
                if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
                    scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
                else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
                    scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
            }

            if(!o.axis || o.axis != 'y') {
                if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
                    scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
                else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
                    scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
            }

        }

        if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
            $.ui.ddmanager.prepareOffsets(i, event);

    }
});

$.ui.plugin.add("draggable", "snap", {
    start: function(event, ui) {

        var i = $(this).data("draggable"), o = i.options;
        i.snapElements = [];

        $(o.snap.constructor != String ? ( o.snap.items || ':data(draggable)' ) : o.snap).each(function() {
            var $t = $(this); var $o = $t.offset();
            if(this != i.element[0]) i.snapElements.push({
                item: this,
                width: $t.outerWidth(), height: $t.outerHeight(),
                top: $o.top, left: $o.left
            });
        });

    },
    drag: function(event, ui) {

        var inst = $(this).data("draggable"), o = inst.options;
        var d = o.snapTolerance;

        var x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width,
            y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height;

        for (var i = inst.snapElements.length - 1; i >= 0; i--){

            var l = inst.snapElements[i].left, r = l + inst.snapElements[i].width,
                t = inst.snapElements[i].top, b = t + inst.snapElements[i].height;

            //Yes, I know, this is insane ;)
            if(!((l-d < x1 && x1 < r+d && t-d < y1 && y1 < b+d) || (l-d < x1 && x1 < r+d && t-d < y2 && y2 < b+d) || (l-d < x2 && x2 < r+d && t-d < y1 && y1 < b+d) || (l-d < x2 && x2 < r+d && t-d < y2 && y2 < b+d))) {
                if(inst.snapElements[i].snapping) (inst.options.snap.release && inst.options.snap.release.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
                inst.snapElements[i].snapping = false;
                continue;
            }

            if(o.snapMode != 'inner') {
                var ts = Math.abs(t - y2) <= d;
                var bs = Math.abs(b - y1) <= d;
                var ls = Math.abs(l - x2) <= d;
                var rs = Math.abs(r - x1) <= d;
                if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t - inst.helperProportions.height, left: 0 }).top - inst.margins.top;
                if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b, left: 0 }).top - inst.margins.top;
                if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l - inst.helperProportions.width }).left - inst.margins.left;
                if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r }).left - inst.margins.left;
            }

            var first = (ts || bs || ls || rs);

            if(o.snapMode != 'outer') {
                var ts = Math.abs(t - y1) <= d;
                var bs = Math.abs(b - y2) <= d;
                var ls = Math.abs(l - x1) <= d;
                var rs = Math.abs(r - x2) <= d;
                if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t, left: 0 }).top - inst.margins.top;
                if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b - inst.helperProportions.height, left: 0 }).top - inst.margins.top;
                if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l }).left - inst.margins.left;
                if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r - inst.helperProportions.width }).left - inst.margins.left;
            }

            if(!inst.snapElements[i].snapping && (ts || bs || ls || rs || first))
                (inst.options.snap.snap && inst.options.snap.snap.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })));
            inst.snapElements[i].snapping = (ts || bs || ls || rs || first);

        };

    }
});

$.ui.plugin.add("draggable", "stack", {
    start: function(event, ui) {

        var o = $(this).data("draggable").options;

        var group = $.makeArray($(o.stack)).sort(function(a,b) {
            return (parseInt($(a).css("zIndex"),10) || 0) - (parseInt($(b).css("zIndex"),10) || 0);
        });
        
        var min = parseInt(group[0].style.zIndex) || 0;
        $(group).each(function(i) {
            this.style.zIndex = min + i;
        });

        this[0].style.zIndex = min + group.length;

    }
});

$.ui.plugin.add("draggable", "zIndex", {
    start: function(event, ui) {
        var t = $(ui.helper), o = $(this).data("draggable").options;
        if(t.css("zIndex")) o._zIndex = t.css("zIndex");
        t.css('zIndex', o.zIndex);
    },
    stop: function(event, ui) {
        var o = $(this).data("draggable").options;
        if(o._zIndex) $(ui.helper).css('zIndex', o._zIndex);
    }
});

})(jQuery);
/*
 * jQuery UI Droppable 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Droppables
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 *    jquery.ui.draggable.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.droppable", {
    options: {
        accept: '*',
        activeClass: false,
        addClasses: true,
        greedy: false,
        hoverClass: false,
        scope: 'default',
        tolerance: 'intersect'
    },
    _create: function() {

        var o = this.options, accept = o.accept;
        this.isover = 0; this.isout = 1;

        this.accept = $.isFunction(accept) ? accept : function(d) {
            return d.is(accept);
        };

        //Store the droppable's proportions
        this.proportions = { width: this.element[0].offsetWidth, height: this.element[0].offsetHeight };

        // Add the reference and positions to the manager
        $.ui.ddmanager.droppables[o.scope] = $.ui.ddmanager.droppables[o.scope] || [];
        $.ui.ddmanager.droppables[o.scope].push(this);

        (o.addClasses && this.element.addClass("ui-droppable"));

    },

    destroy: function() {
        var drop = $.ui.ddmanager.droppables[this.options.scope];
        for ( var i = 0; i < drop.length; i++ )
            if ( drop[i] == this )
                drop.splice(i, 1);

        this.element
            .removeClass("ui-droppable ui-droppable-disabled")
            .removeData("droppable")
            .unbind(".droppable");

        return this;
    },

    _setOption: function(key, value) {

        if(key == 'accept') {
            this.accept = $.isFunction(value) ? value : function(d) {
                return d.is(value);
            };
        }
        $.Widget.prototype._setOption.apply(this, arguments);
    },

    _activate: function(event) {
        var draggable = $.ui.ddmanager.current;
        if(this.options.activeClass) this.element.addClass(this.options.activeClass);
        (draggable && this._trigger('activate', event, this.ui(draggable)));
    },

    _deactivate: function(event) {
        var draggable = $.ui.ddmanager.current;
        if(this.options.activeClass) this.element.removeClass(this.options.activeClass);
        (draggable && this._trigger('deactivate', event, this.ui(draggable)));
    },

    _over: function(event) {

        var draggable = $.ui.ddmanager.current;
        if (!draggable || (draggable.currentItem || draggable.element)[0] == this.element[0]) return; // Bail if draggable and droppable are same element

        if (this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
            if(this.options.hoverClass) this.element.addClass(this.options.hoverClass);
            this._trigger('over', event, this.ui(draggable));
        }

    },

    _out: function(event) {

        var draggable = $.ui.ddmanager.current;
        if (!draggable || (draggable.currentItem || draggable.element)[0] == this.element[0]) return; // Bail if draggable and droppable are same element

        if (this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
            if(this.options.hoverClass) this.element.removeClass(this.options.hoverClass);
            this._trigger('out', event, this.ui(draggable));
        }

    },

    _drop: function(event,custom) {

        var draggable = custom || $.ui.ddmanager.current;
        if (!draggable || (draggable.currentItem || draggable.element)[0] == this.element[0]) return false; // Bail if draggable and droppable are same element

        var childrenIntersection = false;
        this.element.find(":data(droppable)").not(".ui-draggable-dragging").each(function() {
            var inst = $.data(this, 'droppable');
            if(
                inst.options.greedy
                && !inst.options.disabled
                && inst.options.scope == draggable.options.scope
                && inst.accept.call(inst.element[0], (draggable.currentItem || draggable.element))
                && $.ui.intersect(draggable, $.extend(inst, { offset: inst.element.offset() }), inst.options.tolerance)
            ) { childrenIntersection = true; return false; }
        });
        if(childrenIntersection) return false;

        if(this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
            if(this.options.activeClass) this.element.removeClass(this.options.activeClass);
            if(this.options.hoverClass) this.element.removeClass(this.options.hoverClass);
            this._trigger('drop', event, this.ui(draggable));
            return this.element;
        }

        return false;

    },

    ui: function(c) {
        return {
            draggable: (c.currentItem || c.element),
            helper: c.helper,
            position: c.position,
            offset: c.positionAbs
        };
    }

});

$.extend($.ui.droppable, {
    version: "1.8rc1",
    eventPrefix: 'drop'
});

$.ui.intersect = function(draggable, droppable, toleranceMode) {

    if (!droppable.offset) return false;

    var x1 = (draggable.positionAbs || draggable.position.absolute).left, x2 = x1 + draggable.helperProportions.width,
        y1 = (draggable.positionAbs || draggable.position.absolute).top, y2 = y1 + draggable.helperProportions.height;
    var l = droppable.offset.left, r = l + droppable.proportions.width,
        t = droppable.offset.top, b = t + droppable.proportions.height;

    switch (toleranceMode) {
        case 'fit':
            return (l < x1 && x2 < r
                && t < y1 && y2 < b);
            break;
        case 'intersect':
            return (l < x1 + (draggable.helperProportions.width / 2) // Right Half
                && x2 - (draggable.helperProportions.width / 2) < r // Left Half
                && t < y1 + (draggable.helperProportions.height / 2) // Bottom Half
                && y2 - (draggable.helperProportions.height / 2) < b ); // Top Half
            break;
        case 'pointer':
            var draggableLeft = ((draggable.positionAbs || draggable.position.absolute).left + (draggable.clickOffset || draggable.offset.click).left),
                draggableTop = ((draggable.positionAbs || draggable.position.absolute).top + (draggable.clickOffset || draggable.offset.click).top),
                isOver = $.ui.isOver(draggableTop, draggableLeft, t, l, droppable.proportions.height, droppable.proportions.width);
            return isOver;
            break;
        case 'touch':
            return (
                    (y1 >= t && y1 <= b) ||    // Top edge touching
                    (y2 >= t && y2 <= b) ||    // Bottom edge touching
                    (y1 < t && y2 > b)        // Surrounded vertically
                ) && (
                    (x1 >= l && x1 <= r) ||    // Left edge touching
                    (x2 >= l && x2 <= r) ||    // Right edge touching
                    (x1 < l && x2 > r)        // Surrounded horizontally
                );
            break;
        default:
            return false;
            break;
        }

};

/*
    This manager tracks offsets of draggables and droppables
*/
$.ui.ddmanager = {
    current: null,
    droppables: { 'default': [] },
    prepareOffsets: function(t, event) {

        var m = $.ui.ddmanager.droppables[t.options.scope] || [];
        var type = event ? event.type : null; // workaround for #2317
        var list = (t.currentItem || t.element).find(":data(droppable)").andSelf();

        droppablesLoop: for (var i = 0; i < m.length; i++) {

            if(m[i].options.disabled || (t && !m[i].accept.call(m[i].element[0],(t.currentItem || t.element)))) continue;    //No disabled and non-accepted
            for (var j=0; j < list.length; j++) { if(list[j] == m[i].element[0]) { m[i].proportions.height = 0; continue droppablesLoop; } }; //Filter out elements in the current dragged item
            m[i].visible = m[i].element.css("display") != "none"; if(!m[i].visible) continue;                                     //If the element is not visible, continue

            m[i].offset = m[i].element.offset();
            m[i].proportions = { width: m[i].element[0].offsetWidth, height: m[i].element[0].offsetHeight };

            if(type == "mousedown") m[i]._activate.call(m[i], event); //Activate the droppable if used directly from draggables

        }

    },
    drop: function(draggable, event) {

        var dropped = false;
        $.each($.ui.ddmanager.droppables[draggable.options.scope] || [], function() {

            if(!this.options) return;
            if (!this.options.disabled && this.visible && $.ui.intersect(draggable, this, this.options.tolerance))
                dropped = dropped || this._drop.call(this, event);

            if (!this.options.disabled && this.visible && this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
                this.isout = 1; this.isover = 0;
                this._deactivate.call(this, event);
            }

        });
        return dropped;

    },
    drag: function(draggable, event) {

        //If you have a highly dynamic page, you might try this option. It renders positions every time you move the mouse.
        if(draggable.options.refreshPositions) $.ui.ddmanager.prepareOffsets(draggable, event);

        //Run through all droppables and check their positions based on specific tolerance options
        $.each($.ui.ddmanager.droppables[draggable.options.scope] || [], function() {

            if(this.options.disabled || this.greedyChild || !this.visible) return;
            var intersects = $.ui.intersect(draggable, this, this.options.tolerance);

            var c = !intersects && this.isover == 1 ? 'isout' : (intersects && this.isover == 0 ? 'isover' : null);
            if(!c) return;

            var parentInstance;
            if (this.options.greedy) {
                var parent = this.element.parents(':data(droppable):eq(0)');
                if (parent.length) {
                    parentInstance = $.data(parent[0], 'droppable');
                    parentInstance.greedyChild = (c == 'isover' ? 1 : 0);
                }
            }

            // we just moved into a greedy child
            if (parentInstance && c == 'isover') {
                parentInstance['isover'] = 0;
                parentInstance['isout'] = 1;
                parentInstance._out.call(parentInstance, event);
            }

            this[c] = 1; this[c == 'isout' ? 'isover' : 'isout'] = 0;
            this[c == "isover" ? "_over" : "_out"].call(this, event);

            // we just moved out of a greedy child
            if (parentInstance && c == 'isout') {
                parentInstance['isout'] = 0;
                parentInstance['isover'] = 1;
                parentInstance._over.call(parentInstance, event);
            }
        });

    }
};

})(jQuery);
/*
 * jQuery UI Resizable 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Resizables
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.resizable", $.ui.mouse, {
    options: {
        alsoResize: false,
        animate: false,
        animateDuration: "slow",
        animateEasing: "swing",
        aspectRatio: false,
        autoHide: false,
        containment: false,
        ghost: false,
        grid: false,
        handles: "e,s,se",
        helper: false,
        maxHeight: null,
        maxWidth: null,
        minHeight: 10,
        minWidth: 10,
        zIndex: 1000
    },
    _create: function() {

        var self = this, o = this.options;
        this.element.addClass("ui-resizable");

        $.extend(this, {
            _aspectRatio: !!(o.aspectRatio),
            aspectRatio: o.aspectRatio,
            originalElement: this.element,
            _proportionallyResizeElements: [],
            _helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null
        });

        //Wrap the element if it cannot hold child nodes
        if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) {

            //Opera fix for relative positioning
            if (/relative/.test(this.element.css('position')) && $.browser.opera)
                this.element.css({ position: 'relative', top: 'auto', left: 'auto' });

            //Create a wrapper element and set the wrapper to the new current internal element
            this.element.wrap(
                $('<div class="ui-wrapper" style="overflow: hidden;"></div>').css({
                    position: this.element.css('position'),
                    width: this.element.outerWidth(),
                    height: this.element.outerHeight(),
                    top: this.element.css('top'),
                    left: this.element.css('left')
                })
            );

            //Overwrite the original this.element
            this.element = this.element.parent().data(
                "resizable", this.element.data('resizable')
            );

            this.elementIsWrapper = true;

            //Move margins to the wrapper
            this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") });
            this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0});

            //Prevent Safari textarea resize
            this.originalResizeStyle = this.originalElement.css('resize');
            this.originalElement.css('resize', 'none');

            //Push the actual element to our proportionallyResize internal array
            this._proportionallyResizeElements.push(this.originalElement.css({ position: 'static', zoom: 1, display: 'block' }));

            // avoid IE jump (hard set the margin)
            this.originalElement.css({ margin: this.originalElement.css('margin') });

            // fix handlers offset
            this._proportionallyResize();

        }

        this.handles = o.handles || (!$('.ui-resizable-handle', this.element).length ? "e,s,se" : { n: '.ui-resizable-n', e: '.ui-resizable-e', s: '.ui-resizable-s', w: '.ui-resizable-w', se: '.ui-resizable-se', sw: '.ui-resizable-sw', ne: '.ui-resizable-ne', nw: '.ui-resizable-nw' });
        if(this.handles.constructor == String) {

            if(this.handles == 'all') this.handles = 'n,e,s,w,se,sw,ne,nw';
            var n = this.handles.split(","); this.handles = {};

            for(var i = 0; i < n.length; i++) {

                var handle = $.trim(n[i]), hname = 'ui-resizable-'+handle;
                var axis = $('<div class="ui-resizable-handle ' + hname + '"></div>');

                // increase zIndex of sw, se, ne, nw axis
                //TODO : this modifies original option
                if(/sw|se|ne|nw/.test(handle)) axis.css({ zIndex: ++o.zIndex });

                //TODO : What's going on here?
                if ('se' == handle) {
                    axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se');
                };

                //Insert into internal handles object and append to element
                this.handles[handle] = '.ui-resizable-'+handle;
                this.element.append(axis);
            }

        }

        this._renderAxis = function(target) {

            target = target || this.element;

            for(var i in this.handles) {

                if(this.handles[i].constructor == String)
                    this.handles[i] = $(this.handles[i], this.element).show();

                //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls)
                if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) {

                    var axis = $(this.handles[i], this.element), padWrapper = 0;

                    //Checking the correct pad and border
                    padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth();

                    //The padding type i have to apply...
                    var padPos = [ 'padding',
                        /ne|nw|n/.test(i) ? 'Top' :
                        /se|sw|s/.test(i) ? 'Bottom' :
                        /^e$/.test(i) ? 'Right' : 'Left' ].join("");

                    target.css(padPos, padWrapper);

                    this._proportionallyResize();

                }

                //TODO: What's that good for? There's not anything to be executed left
                if(!$(this.handles[i]).length)
                    continue;

            }
        };

        //TODO: make renderAxis a prototype function
        this._renderAxis(this.element);

        this._handles = $('.ui-resizable-handle', this.element)
            .disableSelection();

        //Matching axis name
        this._handles.mouseover(function() {
            if (!self.resizing) {
                if (this.className)
                    var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);
                //Axis, default = se
                self.axis = axis && axis[1] ? axis[1] : 'se';
            }
        });

        //If we want to auto hide the elements
        if (o.autoHide) {
            this._handles.hide();
            $(this.element)
                .addClass("ui-resizable-autohide")
                .hover(function() {
                    $(this).removeClass("ui-resizable-autohide");
                    self._handles.show();
                },
                function(){
                    if (!self.resizing) {
                        $(this).addClass("ui-resizable-autohide");
                        self._handles.hide();
                    }
                });
        }

        //Initialize the mouse interaction
        this._mouseInit();

    },

    destroy: function() {

        this._mouseDestroy();

        var _destroy = function(exp) {
            $(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing")
                .removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove();
        };

        //TODO: Unwrap at same DOM position
        if (this.elementIsWrapper) {
            _destroy(this.element);
            var wrapper = this.element;
            wrapper.parent().append(
                this.originalElement.css({
                    position: wrapper.css('position'),
                    width: wrapper.outerWidth(),
                    height: wrapper.outerHeight(),
                    top: wrapper.css('top'),
                    left: wrapper.css('left')
                })
            ).end().remove();
        }

        this.originalElement.css('resize', this.originalResizeStyle);
        _destroy(this.originalElement);

        return this;
    },

    _mouseCapture: function(event) {
        var handle = false;
        for (var i in this.handles) {
            if ($(this.handles[i])[0] == event.target) {
                handle = true;
            }
        }

        return !this.options.disabled && handle;
    },

    _mouseStart: function(event) {

        var o = this.options, iniPos = this.element.position(), el = this.element;

        this.resizing = true;
        this.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() };

        // bugfix for http://dev.jquery.com/ticket/1749
        if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) {
            el.css({ position: 'absolute', top: iniPos.top, left: iniPos.left });
        }

        //Opera fixing relative position
        if ($.browser.opera && (/relative/).test(el.css('position')))
            el.css({ position: 'relative', top: 'auto', left: 'auto' });

        this._renderProxy();

        var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top'));

        if (o.containment) {
            curleft += $(o.containment).scrollLeft() || 0;
            curtop += $(o.containment).scrollTop() || 0;
        }

        //Store needed variables
        this.offset = this.helper.offset();
        this.position = { left: curleft, top: curtop };
        this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
        this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
        this.originalPosition = { left: curleft, top: curtop };
        this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() };
        this.originalMousePosition = { left: event.pageX, top: event.pageY };

        //Aspect Ratio
        this.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1);

        var cursor = $('.ui-resizable-' + this.axis).css('cursor');
        $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor);

        el.addClass("ui-resizable-resizing");
        this._propagate("start", event);
        return true;
    },

    _mouseDrag: function(event) {

        //Increase performance, avoid regex
        var el = this.helper, o = this.options, props = {},
            self = this, smp = this.originalMousePosition, a = this.axis;

        var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0;
        var trigger = this._change[a];
        if (!trigger) return false;

        // Calculate the attrs that will be change
        var data = trigger.apply(this, [event, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff;

        if (this._aspectRatio || event.shiftKey)
            data = this._updateRatio(data, event);

        data = this._respectSize(data, event);

        // plugins callbacks need to be called first
        this._propagate("resize", event);

        el.css({
            top: this.position.top + "px", left: this.position.left + "px",
            width: this.size.width + "px", height: this.size.height + "px"
        });

        if (!this._helper && this._proportionallyResizeElements.length)
            this._proportionallyResize();

        this._updateCache(data);

        // calling the user callback at the end
        this._trigger('resize', event, this.ui());

        return false;
    },

    _mouseStop: function(event) {

        this.resizing = false;
        var o = this.options, self = this;

        if(this._helper) {
            var pr = this._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
                        soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
                            soffsetw = ista ? 0 : self.sizeDiff.width;

            var s = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },
                left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
                top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

            if (!o.animate)
                this.element.css($.extend(s, { top: top, left: left }));

            self.helper.height(self.size.height);
            self.helper.width(self.size.width);

            if (this._helper && !o.animate) this._proportionallyResize();
        }

        $('body').css('cursor', 'auto');

        this.element.removeClass("ui-resizable-resizing");

        this._propagate("stop", event);

        if (this._helper) this.helper.remove();
        return false;

    },

    _updateCache: function(data) {
        var o = this.options;
        this.offset = this.helper.offset();
        if (isNumber(data.left)) this.position.left = data.left;
        if (isNumber(data.top)) this.position.top = data.top;
        if (isNumber(data.height)) this.size.height = data.height;
        if (isNumber(data.width)) this.size.width = data.width;
    },

    _updateRatio: function(data, event) {

        var o = this.options, cpos = this.position, csize = this.size, a = this.axis;

        if (data.height) data.width = (csize.height * this.aspectRatio);
        else if (data.width) data.height = (csize.width / this.aspectRatio);

        if (a == 'sw') {
            data.left = cpos.left + (csize.width - data.width);
            data.top = null;
        }
        if (a == 'nw') {
            data.top = cpos.top + (csize.height - data.height);
            data.left = cpos.left + (csize.width - data.width);
        }

        return data;
    },

    _respectSize: function(data, event) {

        var el = this.helper, o = this.options, pRatio = this._aspectRatio || event.shiftKey, a = this.axis,
                ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height),
                    isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height);

        if (isminw) data.width = o.minWidth;
        if (isminh) data.height = o.minHeight;
        if (ismaxw) data.width = o.maxWidth;
        if (ismaxh) data.height = o.maxHeight;

        var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height;
        var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);

        if (isminw && cw) data.left = dw - o.minWidth;
        if (ismaxw && cw) data.left = dw - o.maxWidth;
        if (isminh && ch)    data.top = dh - o.minHeight;
        if (ismaxh && ch)    data.top = dh - o.maxHeight;

        // fixing jump error on top/left - bug #2330
        var isNotwh = !data.width && !data.height;
        if (isNotwh && !data.left && data.top) data.top = null;
        else if (isNotwh && !data.top && data.left) data.left = null;

        return data;
    },

    _proportionallyResize: function() {

        var o = this.options;
        if (!this._proportionallyResizeElements.length) return;
        var element = this.helper || this.element;

        for (var i=0; i < this._proportionallyResizeElements.length; i++) {

            var prel = this._proportionallyResizeElements[i];

            if (!this.borderDif) {
                var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')],
                    p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')];

                this.borderDif = $.map(b, function(v, i) {
                    var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0;
                    return border + padding;
                });
            }

            if ($.browser.msie && !(!($(element).is(':hidden') || $(element).parents(':hidden').length)))
                continue;

            prel.css({
                height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0,
                width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0
            });

        };

    },

    _renderProxy: function() {

        var el = this.element, o = this.options;
        this.elementOffset = el.offset();

        if(this._helper) {

            this.helper = this.helper || $('<div style="overflow:hidden;"></div>');

            // fix ie6 offset TODO: This seems broken
            var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0),
            pxyoffset = ( ie6 ? 2 : -1 );

            this.helper.addClass(this._helper).css({
                width: this.element.outerWidth() + pxyoffset,
                height: this.element.outerHeight() + pxyoffset,
                position: 'absolute',
                left: this.elementOffset.left - ie6offset +'px',
                top: this.elementOffset.top - ie6offset +'px',
                zIndex: ++o.zIndex //TODO: Don't modify option
            });

            this.helper
                .appendTo("body")
                .disableSelection();

        } else {
            this.helper = this.element;
        }

    },

    _change: {
        e: function(event, dx, dy) {
            return { width: this.originalSize.width + dx };
        },
        w: function(event, dx, dy) {
            var o = this.options, cs = this.originalSize, sp = this.originalPosition;
            return { left: sp.left + dx, width: cs.width - dx };
        },
        n: function(event, dx, dy) {
            var o = this.options, cs = this.originalSize, sp = this.originalPosition;
            return { top: sp.top + dy, height: cs.height - dy };
        },
        s: function(event, dx, dy) {
            return { height: this.originalSize.height + dy };
        },
        se: function(event, dx, dy) {
            return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
        },
        sw: function(event, dx, dy) {
            return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
        },
        ne: function(event, dx, dy) {
            return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
        },
        nw: function(event, dx, dy) {
            return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
        }
    },

    _propagate: function(n, event) {
        $.ui.plugin.call(this, n, [event, this.ui()]);
        (n != "resize" && this._trigger(n, event, this.ui()));
    },

    plugins: {},

    ui: function() {
        return {
            originalElement: this.originalElement,
            element: this.element,
            helper: this.helper,
            position: this.position,
            size: this.size,
            originalSize: this.originalSize,
            originalPosition: this.originalPosition
        };
    }

});

$.extend($.ui.resizable, {
    version: "1.8rc1",
    eventPrefix: "resize"
});

/*
 * Resizable Extensions
 */

$.ui.plugin.add("resizable", "alsoResize", {

    start: function(event, ui) {

        var self = $(this).data("resizable"), o = self.options;

        var _store = function(exp) {
            $(exp).each(function() {
                $(this).data("resizable-alsoresize", {
                    width: parseInt($(this).width(), 10), height: parseInt($(this).height(), 10),
                    left: parseInt($(this).css('left'), 10), top: parseInt($(this).css('top'), 10)
                });
            });
        };

        if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) {
            if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0];    _store(o.alsoResize); }
            else { $.each(o.alsoResize, function(exp, c) { _store(exp); }); }
        }else{
            _store(o.alsoResize);
        }
    },

    resize: function(event, ui){
        var self = $(this).data("resizable"), o = self.options, os = self.originalSize, op = self.originalPosition;

        var delta = {
            height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0,
            top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0
        },

        _alsoResize = function(exp, c) {
            $(exp).each(function() {
                var el = $(this), start = $(this).data("resizable-alsoresize"), style = {}, css = c && c.length ? c : ['width', 'height', 'top', 'left'];

                $.each(css || ['width', 'height', 'top', 'left'], function(i, prop) {
                    var sum = (start[prop]||0) + (delta[prop]||0);
                    if (sum && sum >= 0)
                        style[prop] = sum || null;
                });

                //Opera fixing relative position
                if (/relative/.test(el.css('position')) && $.browser.opera) {
                    self._revertToRelativePosition = true;
                    el.css({ position: 'absolute', top: 'auto', left: 'auto' });
                }

                el.css(style);
            });
        };

        if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {
            $.each(o.alsoResize, function(exp, c) { _alsoResize(exp, c); });
        }else{
            _alsoResize(o.alsoResize);
        }
    },

    stop: function(event, ui){
        var self = $(this).data("resizable");

        //Opera fixing relative position
        if (self._revertToRelativePosition && $.browser.opera) {
            self._revertToRelativePosition = false;
            el.css({ position: 'relative' });
        }

        $(this).removeData("resizable-alsoresize-start");
    }
});

$.ui.plugin.add("resizable", "animate", {

    stop: function(event, ui) {
        var self = $(this).data("resizable"), o = self.options;

        var pr = self._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
                    soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
                        soffsetw = ista ? 0 : self.sizeDiff.width;

        var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },
                    left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
                        top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

        self.element.animate(
            $.extend(style, top && left ? { top: top, left: left } : {}), {
                duration: o.animateDuration,
                easing: o.animateEasing,
                step: function() {

                    var data = {
                        width: parseInt(self.element.css('width'), 10),
                        height: parseInt(self.element.css('height'), 10),
                        top: parseInt(self.element.css('top'), 10),
                        left: parseInt(self.element.css('left'), 10)
                    };

                    if (pr && pr.length) $(pr[0]).css({ width: data.width, height: data.height });

                    // propagating resize, and updating values for each animation step
                    self._updateCache(data);
                    self._propagate("resize", event);

                }
            }
        );
    }

});

$.ui.plugin.add("resizable", "containment", {

    start: function(event, ui) {
        var self = $(this).data("resizable"), o = self.options, el = self.element;
        var oc = o.containment,    ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc;
        if (!ce) return;

        self.containerElement = $(ce);

        if (/document/.test(oc) || oc == document) {
            self.containerOffset = { left: 0, top: 0 };
            self.containerPosition = { left: 0, top: 0 };

            self.parentData = {
                element: $(document), left: 0, top: 0,
                width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight
            };
        }

        // i'm a node, so compute top, left, right, bottom
        else {
            var element = $(ce), p = [];
            $([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); });

            self.containerOffset = element.offset();
            self.containerPosition = element.position();
            self.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) };

            var co = self.containerOffset, ch = self.containerSize.height,    cw = self.containerSize.width,
                        width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch);

            self.parentData = {
                element: ce, left: co.left, top: co.top, width: width, height: height
            };
        }
    },

    resize: function(event, ui) {
        var self = $(this).data("resizable"), o = self.options,
                ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position,
                pRatio = self._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement;

        if (ce[0] != document && (/static/).test(ce.css('position'))) cop = co;

        if (cp.left < (self._helper ? co.left : 0)) {
            self.size.width = self.size.width + (self._helper ? (self.position.left - co.left) : (self.position.left - cop.left));
            if (pRatio) self.size.height = self.size.width / o.aspectRatio;
            self.position.left = o.helper ? co.left : 0;
        }

        if (cp.top < (self._helper ? co.top : 0)) {
            self.size.height = self.size.height + (self._helper ? (self.position.top - co.top) : self.position.top);
            if (pRatio) self.size.width = self.size.height * o.aspectRatio;
            self.position.top = self._helper ? co.top : 0;
        }

        self.offset.left = self.parentData.left+self.position.left;
        self.offset.top = self.parentData.top+self.position.top;

        var woset = Math.abs( (self._helper ? self.offset.left - cop.left : (self.offset.left - cop.left)) + self.sizeDiff.width ),
                    hoset = Math.abs( (self._helper ? self.offset.top - cop.top : (self.offset.top - co.top)) + self.sizeDiff.height );

        var isParent = self.containerElement.get(0) == self.element.parent().get(0),
            isOffsetRelative = /relative|absolute/.test(self.containerElement.css('position'));

        if(isParent && isOffsetRelative) woset -= self.parentData.left;

        if (woset + self.size.width >= self.parentData.width) {
            self.size.width = self.parentData.width - woset;
            if (pRatio) self.size.height = self.size.width / self.aspectRatio;
        }

        if (hoset + self.size.height >= self.parentData.height) {
            self.size.height = self.parentData.height - hoset;
            if (pRatio) self.size.width = self.size.height * self.aspectRatio;
        }
    },

    stop: function(event, ui){
        var self = $(this).data("resizable"), o = self.options, cp = self.position,
                co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement;

        var helper = $(self.helper), ho = helper.offset(), w = helper.outerWidth() - self.sizeDiff.width, h = helper.outerHeight() - self.sizeDiff.height;

        if (self._helper && !o.animate && (/relative/).test(ce.css('position')))
            $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

        if (self._helper && !o.animate && (/static/).test(ce.css('position')))
            $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

    }
});

$.ui.plugin.add("resizable", "ghost", {

    start: function(event, ui) {

        var self = $(this).data("resizable"), o = self.options, cs = self.size;

        self.ghost = self.originalElement.clone();
        self.ghost
            .css({ opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 })
            .addClass('ui-resizable-ghost')
            .addClass(typeof o.ghost == 'string' ? o.ghost : '');

        self.ghost.appendTo(self.helper);

    },

    resize: function(event, ui){
        var self = $(this).data("resizable"), o = self.options;
        if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width });
    },

    stop: function(event, ui){
        var self = $(this).data("resizable"), o = self.options;
        if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0));
    }

});

$.ui.plugin.add("resizable", "grid", {

    resize: function(event, ui) {
        var self = $(this).data("resizable"), o = self.options, cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || event.shiftKey;
        o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid;
        var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1);

        if (/^(se|s|e)$/.test(a)) {
            self.size.width = os.width + ox;
            self.size.height = os.height + oy;
        }
        else if (/^(ne)$/.test(a)) {
            self.size.width = os.width + ox;
            self.size.height = os.height + oy;
            self.position.top = op.top - oy;
        }
        else if (/^(sw)$/.test(a)) {
            self.size.width = os.width + ox;
            self.size.height = os.height + oy;
            self.position.left = op.left - ox;
        }
        else {
            self.size.width = os.width + ox;
            self.size.height = os.height + oy;
            self.position.top = op.top - oy;
            self.position.left = op.left - ox;
        }
    }

});

var num = function(v) {
    return parseInt(v, 10) || 0;
};

var isNumber = function(value) {
    return !isNaN(parseInt(value, 10));
};

})(jQuery);
/*
 * jQuery UI Selectable 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Selectables
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.selectable", $.ui.mouse, {
    options: {
        appendTo: 'body',
        autoRefresh: true,
        distance: 0,
        filter: '*',
        tolerance: 'touch'
    },
    _create: function() {
        var self = this;

        this.element.addClass("ui-selectable");

        this.dragged = false;

        // cache selectee children based on filter
        var selectees;
        this.refresh = function() {
            selectees = $(self.options.filter, self.element[0]);
            selectees.each(function() {
                var $this = $(this);
                var pos = $this.offset();
                $.data(this, "selectable-item", {
                    element: this,
                    $element: $this,
                    left: pos.left,
                    top: pos.top,
                    right: pos.left + $this.outerWidth(),
                    bottom: pos.top + $this.outerHeight(),
                    startselected: false,
                    selected: $this.hasClass('ui-selected'),
                    selecting: $this.hasClass('ui-selecting'),
                    unselecting: $this.hasClass('ui-unselecting')
                });
            });
        };
        this.refresh();

        this.selectees = selectees.addClass("ui-selectee");

        this._mouseInit();

        this.helper = $(document.createElement('div'))
            .css({border:'1px dotted black'})
            .addClass("ui-selectable-helper");
    },

    destroy: function() {
        this.selectees
            .removeClass("ui-selectee")
            .removeData("selectable-item");
        this.element
            .removeClass("ui-selectable ui-selectable-disabled")
            .removeData("selectable")
            .unbind(".selectable");
        this._mouseDestroy();

        return this;
    },

    _mouseStart: function(event) {
        var self = this;

        this.opos = [event.pageX, event.pageY];

        if (this.options.disabled)
            return;

        var options = this.options;

        this.selectees = $(options.filter, this.element[0]);

        this._trigger("start", event);

        $(options.appendTo).append(this.helper);
        // position helper (lasso)
        this.helper.css({
            "z-index": 100,
            "position": "absolute",
            "left": event.clientX,
            "top": event.clientY,
            "width": 0,
            "height": 0
        });

        if (options.autoRefresh) {
            this.refresh();
        }

        this.selectees.filter('.ui-selected').each(function() {
            var selectee = $.data(this, "selectable-item");
            selectee.startselected = true;
            if (!event.metaKey) {
                selectee.$element.removeClass('ui-selected');
                selectee.selected = false;
                selectee.$element.addClass('ui-unselecting');
                selectee.unselecting = true;
                // selectable UNSELECTING callback
                self._trigger("unselecting", event, {
                    unselecting: selectee.element
                });
            }
        });

        $(event.target).parents().andSelf().each(function() {
            var selectee = $.data(this, "selectable-item");
            if (selectee) {
                selectee.$element.removeClass("ui-unselecting").addClass('ui-selecting');
                selectee.unselecting = false;
                selectee.selecting = true;
                selectee.selected = true;
                // selectable SELECTING callback
                self._trigger("selecting", event, {
                    selecting: selectee.element
                });
                return false;
            }
        });

    },

    _mouseDrag: function(event) {
        var self = this;
        this.dragged = true;

        if (this.options.disabled)
            return;

        var options = this.options;

        var x1 = this.opos[0], y1 = this.opos[1], x2 = event.pageX, y2 = event.pageY;
        if (x1 > x2) { var tmp = x2; x2 = x1; x1 = tmp; }
        if (y1 > y2) { var tmp = y2; y2 = y1; y1 = tmp; }
        this.helper.css({left: x1, top: y1, width: x2-x1, height: y2-y1});

        this.selectees.each(function() {
            var selectee = $.data(this, "selectable-item");
            //prevent helper from being selected if appendTo: selectable
            if (!selectee || selectee.element == self.element[0])
                return;
            var hit = false;
            if (options.tolerance == 'touch') {
                hit = ( !(selectee.left > x2 || selectee.right < x1 || selectee.top > y2 || selectee.bottom < y1) );
            } else if (options.tolerance == 'fit') {
                hit = (selectee.left > x1 && selectee.right < x2 && selectee.top > y1 && selectee.bottom < y2);
            }

            if (hit) {
                // SELECT
                if (selectee.selected) {
                    selectee.$element.removeClass('ui-selected');
                    selectee.selected = false;
                }
                if (selectee.unselecting) {
                    selectee.$element.removeClass('ui-unselecting');
                    selectee.unselecting = false;
                }
                if (!selectee.selecting) {
                    selectee.$element.addClass('ui-selecting');
                    selectee.selecting = true;
                    // selectable SELECTING callback
                    self._trigger("selecting", event, {
                        selecting: selectee.element
                    });
                }
            } else {
                // UNSELECT
                if (selectee.selecting) {
                    if (event.metaKey && selectee.startselected) {
                        selectee.$element.removeClass('ui-selecting');
                        selectee.selecting = false;
                        selectee.$element.addClass('ui-selected');
                        selectee.selected = true;
                    } else {
                        selectee.$element.removeClass('ui-selecting');
                        selectee.selecting = false;
                        if (selectee.startselected) {
                            selectee.$element.addClass('ui-unselecting');
                            selectee.unselecting = true;
                        }
                        // selectable UNSELECTING callback
                        self._trigger("unselecting", event, {
                            unselecting: selectee.element
                        });
                    }
                }
                if (selectee.selected) {
                    if (!event.metaKey && !selectee.startselected) {
                        selectee.$element.removeClass('ui-selected');
                        selectee.selected = false;

                        selectee.$element.addClass('ui-unselecting');
                        selectee.unselecting = true;
                        // selectable UNSELECTING callback
                        self._trigger("unselecting", event, {
                            unselecting: selectee.element
                        });
                    }
                }
            }
        });

        return false;
    },

    _mouseStop: function(event) {
        var self = this;

        this.dragged = false;

        var options = this.options;

        $('.ui-unselecting', this.element[0]).each(function() {
            var selectee = $.data(this, "selectable-item");
            selectee.$element.removeClass('ui-unselecting');
            selectee.unselecting = false;
            selectee.startselected = false;
            self._trigger("unselected", event, {
                unselected: selectee.element
            });
        });
        $('.ui-selecting', this.element[0]).each(function() {
            var selectee = $.data(this, "selectable-item");
            selectee.$element.removeClass('ui-selecting').addClass('ui-selected');
            selectee.selecting = false;
            selectee.selected = true;
            selectee.startselected = true;
            self._trigger("selected", event, {
                selected: selectee.element
            });
        });
        this._trigger("stop", event);

        this.helper.remove();

        return false;
    }

});

$.extend($.ui.selectable, {
    version: "1.8rc1"
});

})(jQuery);
/*
 * jQuery UI Sortable 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Sortables
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.sortable", $.ui.mouse, {
    options: {
        appendTo: "parent",
        axis: false,
        connectWith: false,
        containment: false,
        cursor: 'auto',
        cursorAt: false,
        dropOnEmpty: true,
        forcePlaceholderSize: false,
        forceHelperSize: false,
        grid: false,
        handle: false,
        helper: "original",
        items: '> *',
        opacity: false,
        placeholder: false,
        revert: false,
        scroll: true,
        scrollSensitivity: 20,
        scrollSpeed: 20,
        scope: "default",
        tolerance: "intersect",
        zIndex: 1000
    },
    _create: function() {

        var o = this.options;
        this.containerCache = {};
        this.element.addClass("ui-sortable");

        //Get the items
        this.refresh();

        //Let's determine if the items are floating
        this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false;

        //Let's determine the parent's offset
        this.offset = this.element.offset();

        //Initialize mouse events for interaction
        this._mouseInit();

    },

    destroy: function() {
        this.element
            .removeClass("ui-sortable ui-sortable-disabled")
            .removeData("sortable")
            .unbind(".sortable");
        this._mouseDestroy();

        for ( var i = this.items.length - 1; i >= 0; i-- )
            this.items[i].item.removeData("sortable-item");

        return this;
    },

    _mouseCapture: function(event, overrideHandle) {

        if (this.reverting) {
            return false;
        }

        if(this.options.disabled || this.options.type == 'static') return false;

        //We have to refresh the items data once first
        this._refreshItems(event);

        //Find out if the clicked node (or one of its parents) is a actual item in this.items
        var currentItem = null, self = this, nodes = $(event.target).parents().each(function() {
            if($.data(this, 'sortable-item') == self) {
                currentItem = $(this);
                return false;
            }
        });
        if($.data(event.target, 'sortable-item') == self) currentItem = $(event.target);

        if(!currentItem) return false;
        if(this.options.handle && !overrideHandle) {
            var validHandle = false;

            $(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
            if(!validHandle) return false;
        }

        this.currentItem = currentItem;
        this._removeCurrentsFromItems();
        return true;

    },

    _mouseStart: function(event, overrideHandle, noActivation) {

        var o = this.options, self = this;
        this.currentContainer = this;

        //We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
        this.refreshPositions();

        //Create and append the visible helper
        this.helper = this._createHelper(event);

        //Cache the helper size
        this._cacheHelperProportions();

        /*
         * - Position generation -
         * This block generates everything position related - it's the core of draggables.
         */

        //Cache the margins of the original element
        this._cacheMargins();

        //Get the next scrolling parent
        this.scrollParent = this.helper.scrollParent();

        //The element's absolute position on the page minus margins
        this.offset = this.currentItem.offset();
        this.offset = {
            top: this.offset.top - this.margins.top,
            left: this.offset.left - this.margins.left
        };

        // Only after we got the offset, we can change the helper's position to absolute
        // TODO: Still need to figure out a way to make relative sorting possible
        this.helper.css("position", "absolute");
        this.cssPosition = this.helper.css("position");

        $.extend(this.offset, {
            click: { //Where the click happened, relative to the element
                left: event.pageX - this.offset.left,
                top: event.pageY - this.offset.top
            },
            parent: this._getParentOffset(),
            relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
        });

        //Generate the original position
        this.originalPosition = this._generatePosition(event);
        this.originalPageX = event.pageX;
        this.originalPageY = event.pageY;

        //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
        (o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));

        //Cache the former DOM position
        this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };

        //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
        if(this.helper[0] != this.currentItem[0]) {
            this.currentItem.hide();
        }

        //Create the placeholder
        this._createPlaceholder();

        //Set a containment if given in the options
        if(o.containment)
            this._setContainment();

        if(o.cursor) { // cursor option
            if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor");
            $('body').css("cursor", o.cursor);
        }

        if(o.opacity) { // opacity option
            if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity");
            this.helper.css("opacity", o.opacity);
        }

        if(o.zIndex) { // zIndex option
            if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex");
            this.helper.css("zIndex", o.zIndex);
        }

        //Prepare scrolling
        if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML')
            this.overflowOffset = this.scrollParent.offset();

        //Call callbacks
        this._trigger("start", event, this._uiHash());

        //Recache the helper size
        if(!this._preserveHelperProportions)
            this._cacheHelperProportions();


        //Post 'activate' events to possible containers
        if(!noActivation) {
             for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); }
        }

        //Prepare possible droppables
        if($.ui.ddmanager)
            $.ui.ddmanager.current = this;

        if ($.ui.ddmanager && !o.dropBehaviour)
            $.ui.ddmanager.prepareOffsets(this, event);

        this.dragging = true;

        this.helper.addClass("ui-sortable-helper");
        this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
        return true;

    },

    _mouseDrag: function(event) {

        //Compute the helpers position
        this.position = this._generatePosition(event);
        this.positionAbs = this._convertPositionTo("absolute");

        if (!this.lastPositionAbs) {
            this.lastPositionAbs = this.positionAbs;
        }

        //Do scrolling
        if(this.options.scroll) {
            var o = this.options, scrolled = false;
            if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {

                if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
                    this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
                else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
                    this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;

                if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
                    this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
                else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity)
                    this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;

            } else {

                if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
                    scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
                else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
                    scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);

                if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
                    scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
                else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
                    scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);

            }

            if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
                $.ui.ddmanager.prepareOffsets(this, event);
        }

        //Regenerate the absolute position used for position checks
        this.positionAbs = this._convertPositionTo("absolute");

        //Set the helper position
        if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
        if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';

        //Rearrange
        for (var i = this.items.length - 1; i >= 0; i--) {

            //Cache variables and intersection, continue if no intersection
            var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
            if (!intersection) continue;

            if(itemElement != this.currentItem[0] //cannot intersect with itself
                &&    this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
                &&    !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
                && (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true)
                //&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container
            ) {

                this.direction = intersection == 1 ? "down" : "up";

                if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
                    this._rearrange(event, item);
                } else {
                    break;
                }

                this._trigger("change", event, this._uiHash());
                break;
            }
        }

        //Post events to containers
        this._contactContainers(event);

        //Interconnect with droppables
        if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);

        //Call callbacks
        this._trigger('sort', event, this._uiHash());

        this.lastPositionAbs = this.positionAbs;
        return false;

    },

    _mouseStop: function(event, noPropagation) {

        if(!event) return;

        //If we are using droppables, inform the manager about the drop
        if ($.ui.ddmanager && !this.options.dropBehaviour)
            $.ui.ddmanager.drop(this, event);

        if(this.options.revert) {
            var self = this;
            var cur = self.placeholder.offset();

            self.reverting = true;

            $(this.helper).animate({
                left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
                top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
            }, parseInt(this.options.revert, 10) || 500, function() {
                self._clear(event);
            });
        } else {
            this._clear(event, noPropagation);
        }

        return false;

    },

    cancel: function() {

        var self = this;

        if(this.dragging) {

            this._mouseUp();

            if(this.options.helper == "original")
                this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
            else
                this.currentItem.show();

            //Post deactivating events to containers
            for (var i = this.containers.length - 1; i >= 0; i--){
                this.containers[i]._trigger("deactivate", null, self._uiHash(this));
                if(this.containers[i].containerCache.over) {
                    this.containers[i]._trigger("out", null, self._uiHash(this));
                    this.containers[i].containerCache.over = 0;
                }
            }

        }

        //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
        if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
        if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove();

        $.extend(this, {
            helper: null,
            dragging: false,
            reverting: false,
            _noFinalSort: null
        });

        if(this.domPosition.prev) {
            $(this.domPosition.prev).after(this.currentItem);
        } else {
            $(this.domPosition.parent).prepend(this.currentItem);
        }

        return this;

    },

    serialize: function(o) {

        var items = this._getItemsAsjQuery(o && o.connected);
        var str = []; o = o || {};

        $(items).each(function() {
            var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
            if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2]));
        });

        return str.join('&');

    },

    toArray: function(o) {

        var items = this._getItemsAsjQuery(o && o.connected);
        var ret = []; o = o || {};

        items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
        return ret;

    },

    /* Be careful with the following core functions */
    _intersectsWith: function(item) {

        var x1 = this.positionAbs.left,
            x2 = x1 + this.helperProportions.width,
            y1 = this.positionAbs.top,
            y2 = y1 + this.helperProportions.height;

        var l = item.left,
            r = l + item.width,
            t = item.top,
            b = t + item.height;

        var dyClick = this.offset.click.top,
            dxClick = this.offset.click.left;

        var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r;

        if(       this.options.tolerance == "pointer"
            || this.options.forcePointerForContainers
            || (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])
        ) {
            return isOverElement;
        } else {

            return (l < x1 + (this.helperProportions.width / 2) // Right Half
                && x2 - (this.helperProportions.width / 2) < r // Left Half
                && t < y1 + (this.helperProportions.height / 2) // Bottom Half
                && y2 - (this.helperProportions.height / 2) < b ); // Top Half

        }
    },

    _intersectsWithPointer: function(item) {

        var isOverElementHeight = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
            isOverElementWidth = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
            isOverElement = isOverElementHeight && isOverElementWidth,
            verticalDirection = this._getDragVerticalDirection(),
            horizontalDirection = this._getDragHorizontalDirection();

        if (!isOverElement)
            return false;

        return this.floating ?
            ( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 )
            : ( verticalDirection && (verticalDirection == "down" ? 2 : 1) );

    },

    _intersectsWithSides: function(item) {

        var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
            isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
            verticalDirection = this._getDragVerticalDirection(),
            horizontalDirection = this._getDragHorizontalDirection();

        if (this.floating && horizontalDirection) {
            return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf));
        } else {
            return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf));
        }

    },

    _getDragVerticalDirection: function() {
        var delta = this.positionAbs.top - this.lastPositionAbs.top;
        return delta != 0 && (delta > 0 ? "down" : "up");
    },

    _getDragHorizontalDirection: function() {
        var delta = this.positionAbs.left - this.lastPositionAbs.left;
        return delta != 0 && (delta > 0 ? "right" : "left");
    },

    refresh: function(event) {
        this._refreshItems(event);
        this.refreshPositions();
        return this;
    },

    _connectWith: function() {
        var options = this.options;
        return options.connectWith.constructor == String
            ? [options.connectWith]
            : options.connectWith;
    },
    
    _getItemsAsjQuery: function(connected) {

        var self = this;
        var items = [];
        var queries = [];
        var connectWith = this._connectWith();

        if(connectWith && connected) {
            for (var i = connectWith.length - 1; i >= 0; i--){
                var cur = $(connectWith[i]);
                for (var j = cur.length - 1; j >= 0; j--){
                    var inst = $.data(cur[j], 'sortable');
                    if(inst && inst != this && !inst.options.disabled) {
                        queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), inst]);
                    }
                };
            };
        }

        queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), this]);

        for (var i = queries.length - 1; i >= 0; i--){
            queries[i][0].each(function() {
                items.push(this);
            });
        };

        return $(items);

    },

    _removeCurrentsFromItems: function() {

        var list = this.currentItem.find(":data(sortable-item)");

        for (var i=0; i < this.items.length; i++) {

            for (var j=0; j < list.length; j++) {
                if(list[j] == this.items[i].item[0])
                    this.items.splice(i,1);
            };

        };

    },

    _refreshItems: function(event) {

        this.items = [];
        this.containers = [this];
        var items = this.items;
        var self = this;
        var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
        var connectWith = this._connectWith();

        if(connectWith) {
            for (var i = connectWith.length - 1; i >= 0; i--){
                var cur = $(connectWith[i]);
                for (var j = cur.length - 1; j >= 0; j--){
                    var inst = $.data(cur[j], 'sortable');
                    if(inst && inst != this && !inst.options.disabled) {
                        queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
                        this.containers.push(inst);
                    }
                };
            };
        }

        for (var i = queries.length - 1; i >= 0; i--) {
            var targetData = queries[i][1];
            var _queries = queries[i][0];

            for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) {
                var item = $(_queries[j]);

                item.data('sortable-item', targetData); // Data for target checking (mouse manager)

                items.push({
                    item: item,
                    instance: targetData,
                    width: 0, height: 0,
                    left: 0, top: 0
                });
            };
        };

    },

    refreshPositions: function(fast) {

        //This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
        if(this.offsetParent && this.helper) {
            this.offset.parent = this._getParentOffset();
        }

        for (var i = this.items.length - 1; i >= 0; i--){
            var item = this.items[i];

            var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;

            if (!fast) {
                item.width = t.outerWidth();
                item.height = t.outerHeight();
            }

            var p = t.offset();
            item.left = p.left;
            item.top = p.top;
        };

        if(this.options.custom && this.options.custom.refreshContainers) {
            this.options.custom.refreshContainers.call(this);
        } else {
            for (var i = this.containers.length - 1; i >= 0; i--){
                var p = this.containers[i].element.offset();
                this.containers[i].containerCache.left = p.left;
                this.containers[i].containerCache.top = p.top;
                this.containers[i].containerCache.width    = this.containers[i].element.outerWidth();
                this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
            };
        }

        return this;
    },

    _createPlaceholder: function(that) {

        var self = that || this, o = self.options;

        if(!o.placeholder || o.placeholder.constructor == String) {
            var className = o.placeholder;
            o.placeholder = {
                element: function() {

                    var el = $(document.createElement(self.currentItem[0].nodeName))
                        .addClass(className || self.currentItem[0].className+" ui-sortable-placeholder")
                        .removeClass("ui-sortable-helper")[0];

                    if(!className)
                        el.style.visibility = "hidden";

                    return el;
                },
                update: function(container, p) {

                    // 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
                    // 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
                    if(className && !o.forcePlaceholderSize) return;

                    //If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
                    if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); };
                    if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); };
                }
            };
        }

        //Create the placeholder
        self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));

        //Append it after the actual current item
        self.currentItem.after(self.placeholder);

        //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
        o.placeholder.update(self, self.placeholder);

    },

    _contactContainers: function(event) {
        
        // get innermost container that intersects with item 
        var innermostContainer = null, innermostIndex = null;        
        
        
        for (var i = this.containers.length - 1; i >= 0; i--){

            // never consider a container that's located within the item itself 
            if($.ui.contains(this.currentItem[0], this.containers[i].element[0]))
                continue;

            if(this._intersectsWith(this.containers[i].containerCache)) {

                // if we've already found a container and it's more "inner" than this, then continue 
                if(innermostContainer && $.ui.contains(this.containers[i].element[0], innermostContainer.element[0]))
                    continue;

                innermostContainer = this.containers[i]; 
                innermostIndex = i;
                    
            } else {
                // container doesn't intersect. trigger "out" event if necessary 
                if(this.containers[i].containerCache.over) {
                    this.containers[i]._trigger("out", event, this._uiHash(this));
                    this.containers[i].containerCache.over = 0;
                }
            }

        }
        
        // if no intersecting containers found, return 
        if(!innermostContainer) return; 

        // move the item into the container if it's not there already 
        if(this.currentContainer != this.containers[innermostIndex]) { 

            //When entering a new container, we will find the item with the least distance and append our item near it 
            var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[innermostIndex].floating ? 'left' : 'top']; 
            for (var j = this.items.length - 1; j >= 0; j--) { 
                if(!$.ui.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue; 
                var cur = this.items[j][this.containers[innermostIndex].floating ? 'left' : 'top']; 
                if(Math.abs(cur - base) < dist) { 
                    dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j]; 
                } 
            } 

            if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled 
                return; 

            this.currentContainer = this.containers[innermostIndex]; 
            itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true); 
            this._trigger("change", event, this._uiHash()); 
            this.containers[innermostIndex]._trigger("change", event, this._uiHash(this)); 

            //Update the placeholder 
            this.options.placeholder.update(this.currentContainer, this.placeholder); 
        
        } 
    
        this.containers[innermostIndex]._trigger("over", event, this._uiHash(this)); 
        this.containers[innermostIndex].containerCache.over = 1;
        
    },

    _createHelper: function(event) {

        var o = this.options;
        var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem);

        if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already
            $(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);

        if(helper[0] == this.currentItem[0])
            this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };

        if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width());
        if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height());

        return helper;

    },

    _adjustOffsetFromHelper: function(obj) {
        if (typeof obj == 'string') {
            obj = obj.split(' ');
        }
        if ($.isArray(obj)) {
            obj = {left: +obj[0], top: +obj[1] || 0};
        }
        if ('left' in obj) {
            this.offset.click.left = obj.left + this.margins.left;
        }
        if ('right' in obj) {
            this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
        }
        if ('top' in obj) {
            this.offset.click.top = obj.top + this.margins.top;
        }
        if ('bottom' in obj) {
            this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
        }
    },

    _getParentOffset: function() {


        //Get the offsetParent and cache its position
        this.offsetParent = this.helper.offsetParent();
        var po = this.offsetParent.offset();

        // This is a special case where we need to modify a offset calculated on start, since the following happened:
        // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
        // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
        //    the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
        if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
            po.left += this.scrollParent.scrollLeft();
            po.top += this.scrollParent.scrollTop();
        }

        if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information
        || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
            po = { top: 0, left: 0 };

        return {
            top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
            left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
        };

    },

    _getRelativeOffset: function() {

        if(this.cssPosition == "relative") {
            var p = this.currentItem.position();
            return {
                top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
                left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
            };
        } else {
            return { top: 0, left: 0 };
        }

    },

    _cacheMargins: function() {
        this.margins = {
            left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
            top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
        };
    },

    _cacheHelperProportions: function() {
        this.helperProportions = {
            width: this.helper.outerWidth(),
            height: this.helper.outerHeight()
        };
    },

    _setContainment: function() {

        var o = this.options;
        if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
        if(o.containment == 'document' || o.containment == 'window') this.containment = [
            0 - this.offset.relative.left - this.offset.parent.left,
            0 - this.offset.relative.top - this.offset.parent.top,
            $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
            ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
        ];

        if(!(/^(document|window|parent)$/).test(o.containment)) {
            var ce = $(o.containment)[0];
            var co = $(o.containment).offset();
            var over = ($(ce).css("overflow") != 'hidden');

            this.containment = [
                co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
                co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
                co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left,
                co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top
            ];
        }

    },

    _convertPositionTo: function(d, pos) {

        if(!pos) pos = this.position;
        var mod = d == "absolute" ? 1 : -1;
        var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

        return {
            top: (
                pos.top                                                                    // The absolute mouse position
                + this.offset.relative.top * mod                                        // Only for relative positioned nodes: Relative offset from element to offset parent
                + this.offset.parent.top * mod                                            // The offsetParent's offset without borders (offset + border)
                - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
            ),
            left: (
                pos.left                                                                // The absolute mouse position
                + this.offset.relative.left * mod                                        // Only for relative positioned nodes: Relative offset from element to offset parent
                + this.offset.parent.left * mod                                            // The offsetParent's offset without borders (offset + border)
                - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
            )
        };

    },

    _generatePosition: function(event) {

        var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

        // This is another very weird special case that only happens for relative elements:
        // 1. If the css position is relative
        // 2. and the scroll parent is the document or similar to the offset parent
        // we have to refresh the relative offset during the scroll so there are no jumps
        if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
            this.offset.relative = this._getRelativeOffset();
        }

        var pageX = event.pageX;
        var pageY = event.pageY;

        /*
         * - Position constraining -
         * Constrain the position to a mix of grid, containment.
         */

        if(this.originalPosition) { //If we are not dragging yet, we won't check for options

            if(this.containment) {
                if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
                if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
                if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
                if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
            }

            if(o.grid) {
                var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
                pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

                var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
                pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
            }

        }

        return {
            top: (
                pageY                                                                // The absolute mouse position
                - this.offset.click.top                                                    // Click offset (relative to the element)
                - this.offset.relative.top                                                // Only for relative positioned nodes: Relative offset from element to offset parent
                - this.offset.parent.top                                                // The offsetParent's offset without borders (offset + border)
                + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
            ),
            left: (
                pageX                                                                // The absolute mouse position
                - this.offset.click.left                                                // Click offset (relative to the element)
                - this.offset.relative.left                                                // Only for relative positioned nodes: Relative offset from element to offset parent
                - this.offset.parent.left                                                // The offsetParent's offset without borders (offset + border)
                + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
            )
        };

    },

    _rearrange: function(event, i, a, hardRefresh) {

        a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling));

        //Various things done here to improve the performance:
        // 1. we create a setTimeout, that calls refreshPositions
        // 2. on the instance, we have a counter variable, that get's higher after every append
        // 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
        // 4. this lets only the last addition to the timeout stack through
        this.counter = this.counter ? ++this.counter : 1;
        var self = this, counter = this.counter;

        window.setTimeout(function() {
            if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
        },0);

    },

    _clear: function(event, noPropagation) {

        this.reverting = false;
        // We delay all events that have to be triggered to after the point where the placeholder has been removed and
        // everything else normalized again
        var delayedTriggers = [], self = this;

        // We first have to update the dom position of the actual currentItem
        // Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
        if(!this._noFinalSort && this.currentItem[0].parentNode) this.placeholder.before(this.currentItem);
        this._noFinalSort = null;

        if(this.helper[0] == this.currentItem[0]) {
            for(var i in this._storedCSS) {
                if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = '';
            }
            this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
        } else {
            this.currentItem.show();
        }

        if(this.fromOutside && !noPropagation) delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); });
        if((this.fromOutside || this.domPosition.prev != this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) && !noPropagation) delayedTriggers.push(function(event) { this._trigger("update", event, this._uiHash()); }); //Trigger update callback if the DOM position has changed
        if(!$.ui.contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element
            if(!noPropagation) delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); });
            for (var i = this.containers.length - 1; i >= 0; i--){
                if($.ui.contains(this.containers[i].element[0], this.currentItem[0]) && !noPropagation) {
                    delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); };  }).call(this, this.containers[i]));
                    delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this));  }; }).call(this, this.containers[i]));
                }
            };
        };

        //Post events to containers
        for (var i = this.containers.length - 1; i >= 0; i--){
            if(!noPropagation) delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); };  }).call(this, this.containers[i]));
            if(this.containers[i].containerCache.over) {
                delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); };  }).call(this, this.containers[i]));
                this.containers[i].containerCache.over = 0;
            }
        }

        //Do what was originally in plugins
        if(this._storedCursor) $('body').css("cursor", this._storedCursor); //Reset cursor
        if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset opacity
        if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index

        this.dragging = false;
        if(this.cancelHelperRemoval) {
            if(!noPropagation) {
                this._trigger("beforeStop", event, this._uiHash());
                for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
                this._trigger("stop", event, this._uiHash());
            }
            return false;
        }

        if(!noPropagation) this._trigger("beforeStop", event, this._uiHash());

        //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
        this.placeholder[0].parentNode.removeChild(this.placeholder[0]);

        if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null;

        if(!noPropagation) {
            for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
            this._trigger("stop", event, this._uiHash());
        }

        this.fromOutside = false;
        return true;

    },

    _trigger: function() {
        if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
            this.cancel();
        }
    },

    _uiHash: function(inst) {
        var self = inst || this;
        return {
            helper: self.helper,
            placeholder: self.placeholder || $([]),
            position: self.position,
            originalPosition: self.originalPosition,
            offset: self.positionAbs,
            item: self.currentItem,
            sender: inst ? inst.element : null
        };
    }

});

$.extend($.ui.sortable, {
    version: "1.8rc1",
    eventPrefix: "sort"
});

})(jQuery);
/*
 * jQuery UI Effects 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Effects/
 */
;jQuery.effects || (function($) {

$.effects = {};



/******************************************************************************/
/****************************** COLOR ANIMATIONS ******************************/
/******************************************************************************/

// override the animation for color styles
$.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor',
    'borderRightColor', 'borderTopColor', 'color', 'outlineColor'],
function(i, attr) {
    $.fx.step[attr] = function(fx) {
        if (!fx.colorInit) {
            fx.start = getColor(fx.elem, attr);
            fx.end = getRGB(fx.end);
            fx.colorInit = true;
        }

        fx.elem.style[attr] = 'rgb(' +
            Math.max(Math.min(parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0], 10), 255), 0) + ',' +
            Math.max(Math.min(parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1], 10), 255), 0) + ',' +
            Math.max(Math.min(parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2], 10), 255), 0) + ')';
    };
});

// Color Conversion functions from highlightFade
// By Blair Mitchelmore
// http://jquery.offput.ca/highlightFade/

// Parse strings looking for color tuples [255,255,255]
function getRGB(color) {
        var result;

        // Check if we're already dealing with an array of colors
        if ( color && color.constructor == Array && color.length == 3 )
                return color;

        // Look for rgb(num,num,num)
        if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
                return [parseInt(result[1],10), parseInt(result[2],10), parseInt(result[3],10)];

        // Look for rgb(num%,num%,num%)
        if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
                return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];

        // Look for #a0b1c2
        if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
                return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];

        // Look for #fff
        if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
                return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];

        // Look for rgba(0, 0, 0, 0) == transparent in Safari 3
        if (result = /rgba\(0, 0, 0, 0\)/.exec(color))
                return colors['transparent'];

        // Otherwise, we're most likely dealing with a named color
        return colors[$.trim(color).toLowerCase()];
}

function getColor(elem, attr) {
        var color;

        do {
                color = $.curCSS(elem, attr);

                // Keep going until we find an element that has color, or we hit the body
                if ( color != '' && color != 'transparent' || $.nodeName(elem, "body") )
                        break;

                attr = "backgroundColor";
        } while ( elem = elem.parentNode );

        return getRGB(color);
};

// Some named colors to work with
// From Interface by Stefan Petre
// http://interface.eyecon.ro/

var colors = {
    aqua:[0,255,255],
    azure:[240,255,255],
    beige:[245,245,220],
    black:[0,0,0],
    blue:[0,0,255],
    brown:[165,42,42],
    cyan:[0,255,255],
    darkblue:[0,0,139],
    darkcyan:[0,139,139],
    darkgrey:[169,169,169],
    darkgreen:[0,100,0],
    darkkhaki:[189,183,107],
    darkmagenta:[139,0,139],
    darkolivegreen:[85,107,47],
    darkorange:[255,140,0],
    darkorchid:[153,50,204],
    darkred:[139,0,0],
    darksalmon:[233,150,122],
    darkviolet:[148,0,211],
    fuchsia:[255,0,255],
    gold:[255,215,0],
    green:[0,128,0],
    indigo:[75,0,130],
    khaki:[240,230,140],
    lightblue:[173,216,230],
    lightcyan:[224,255,255],
    lightgreen:[144,238,144],
    lightgrey:[211,211,211],
    lightpink:[255,182,193],
    lightyellow:[255,255,224],
    lime:[0,255,0],
    magenta:[255,0,255],
    maroon:[128,0,0],
    navy:[0,0,128],
    olive:[128,128,0],
    orange:[255,165,0],
    pink:[255,192,203],
    purple:[128,0,128],
    violet:[128,0,128],
    red:[255,0,0],
    silver:[192,192,192],
    white:[255,255,255],
    yellow:[255,255,0],
    transparent: [255,255,255]
};



/******************************************************************************/
/****************************** CLASS ANIMATIONS ******************************/
/******************************************************************************/

var classAnimationActions = ['add', 'remove', 'toggle'],
    shorthandStyles = {
        border: 1,
        borderBottom: 1,
        borderColor: 1,
        borderLeft: 1,
        borderRight: 1,
        borderTop: 1,
        borderWidth: 1,
        margin: 1,
        padding: 1
    };

function getElementStyles() {
    var style = document.defaultView
            ? document.defaultView.getComputedStyle(this, null)
            : this.currentStyle,
        newStyle = {},
        key,
        camelCase;

    // webkit enumerates style porperties
    if (style && style.length && style[0] && style[style[0]]) {
        var len = style.length;
        while (len--) {
            key = style[len];
            if (typeof style[key] == 'string') {
                camelCase = key.replace(/\-(\w)/g, function(all, letter){
                    return letter.toUpperCase();
                });
                newStyle[camelCase] = style[key];
            }
        }
    } else {
        for (key in style) {
            if (typeof style[key] === 'string') {
                newStyle[key] = style[key];
            }
        }
    }
    
    return newStyle;
}

function filterStyles(styles) {
    var name, value;
    for (name in styles) {
        value = styles[name];
        if (
            // ignore null and undefined values
            value == null ||
            // ignore functions (when does this occur?)
            $.isFunction(value) ||
            // shorthand styles that need to be expanded
            name in shorthandStyles ||
            // ignore scrollbars (break in IE)
            (/scrollbar/).test(name) ||

            // only colors or values that can be converted to numbers
            (!(/color/i).test(name) && isNaN(parseFloat(value)))
        ) {
            delete styles[name];
        }
    }
    
    return styles;
}

function styleDifference(oldStyle, newStyle) {
    var diff = { _: 0 }, // http://dev.jquery.com/ticket/5459
        name;

    for (name in newStyle) {
        if (oldStyle[name] != newStyle[name]) {
            diff[name] = newStyle[name];
        }
    }

    return diff;
}

$.effects.animateClass = function(value, duration, easing, callback) {
    if ($.isFunction(easing)) {
        callback = easing;
        easing = null;
    }

    return this.each(function() {

        var that = $(this),
            originalStyleAttr = that.attr('style') || ' ',
            originalStyle = filterStyles(getElementStyles.call(this)),
            newStyle,
            className = that.attr('className');

        $.each(classAnimationActions, function(i, action) {
            if (value[action]) {
                that[action + 'Class'](value[action]);
            }
        });
        newStyle = filterStyles(getElementStyles.call(this));
        that.attr('className', className);

        that.animate(styleDifference(originalStyle, newStyle), duration, easing, function() {
            $.each(classAnimationActions, function(i, action) {
                if (value[action]) { that[action + 'Class'](value[action]); }
            });
            // work around bug in IE by clearing the cssText before setting it
            if (typeof that.attr('style') == 'object') {
                that.attr('style').cssText = '';
                that.attr('style').cssText = originalStyleAttr;
            } else {
                that.attr('style', originalStyleAttr);
            }
            if (callback) { callback.apply(this, arguments); }
        });
    });
};

$.fn.extend({
    _addClass: $.fn.addClass,
    addClass: function(classNames, speed, easing, callback) {
        return speed ? $.effects.animateClass.apply(this, [{ add: classNames },speed,easing,callback]) : this._addClass(classNames);
    },

    _removeClass: $.fn.removeClass,
    removeClass: function(classNames,speed,easing,callback) {
        return speed ? $.effects.animateClass.apply(this, [{ remove: classNames },speed,easing,callback]) : this._removeClass(classNames);
    },

    _toggleClass: $.fn.toggleClass,
    toggleClass: function(classNames, force, speed, easing, callback) {
        if ( typeof force == "boolean" || force === undefined ) {
            if ( !speed ) {
                // without speed parameter;
                return this._toggleClass(classNames, force);
            } else {
                return $.effects.animateClass.apply(this, [(force?{add:classNames}:{remove:classNames}),speed,easing,callback]);
            }
        } else {
            // without switch parameter;
            return $.effects.animateClass.apply(this, [{ toggle: classNames },force,speed,easing]);
        }
    },

    switchClass: function(remove,add,speed,easing,callback) {
        return $.effects.animateClass.apply(this, [{ add: add, remove: remove },speed,easing,callback]);
    }
});



/******************************************************************************/
/*********************************** EFFECTS **********************************/
/******************************************************************************/

$.extend($.effects, {
    version: "1.8rc1",

    // Saves a set of properties in a data storage
    save: function(element, set) {
        for(var i=0; i < set.length; i++) {
            if(set[i] !== null) element.data("ec.storage."+set[i], element[0].style[set[i]]);
        }
    },

    // Restores a set of previously saved properties from a data storage
    restore: function(element, set) {
        for(var i=0; i < set.length; i++) {
            if(set[i] !== null) element.css(set[i], element.data("ec.storage."+set[i]));
        }
    },

    setMode: function(el, mode) {
        if (mode == 'toggle') mode = el.is(':hidden') ? 'show' : 'hide'; // Set for toggle
        return mode;
    },

    getBaseline: function(origin, original) { // Translates a [top,left] array into a baseline value
        // this should be a little more flexible in the future to handle a string & hash
        var y, x;
        switch (origin[0]) {
            case 'top': y = 0; break;
            case 'middle': y = 0.5; break;
            case 'bottom': y = 1; break;
            default: y = origin[0] / original.height;
        };
        switch (origin[1]) {
            case 'left': x = 0; break;
            case 'center': x = 0.5; break;
            case 'right': x = 1; break;
            default: x = origin[1] / original.width;
        };
        return {x: x, y: y};
    },

    // Wraps the element around a wrapper that copies position properties
    createWrapper: function(element) {

        // if the element is already wrapped, return it
        if (element.parent().is('.ui-effects-wrapper')) {
            return element.parent();
        }

        // wrap the element
        var props = {
                width: element.outerWidth(true),
                height: element.outerHeight(true),
                'float': element.css('float')
            },
            wrapper = $('<div></div>')
                .addClass('ui-effects-wrapper')
                .css({
                    fontSize: '100%',
                    background: 'transparent',
                    border: 'none',
                    margin: 0,
                    padding: 0
                });

        element.wrap(wrapper);

        // transfer positioning properties to the wrapper
        if (element.css('position') == 'static') {
            wrapper.css({ position: 'relative' });
            element.css({ position: 'relative' });
        } else {
            $.extend(props, {
                position: element.css('position'),
                zIndex: element.css('z-index')
            });
            $.each(['top', 'left', 'bottom', 'right'], function(i, pos) {
                props[pos] = element.css(pos);
                if (isNaN(parseInt(props[pos], 10))) {
                    props[pos] = 'auto';
                }
            });
            element.css({position: 'relative', top: 0, left: 0 });
        }

        return wrapper.css(props).show();
    },

    removeWrapper: function(element) {
        if (element.parent().is('.ui-effects-wrapper'))
            return element.parent().replaceWith(element);
        return element;
    },

    setTransition: function(element, list, factor, value) {
        value = value || {};
        $.each(list, function(i, x){
            unit = element.cssUnit(x);
            if (unit[0] > 0) value[x] = unit[0] * factor + unit[1];
        });
        return value;
    }
});


function _normalizeArguments(effect, options, speed, callback) {
    // shift params for method overloading
    if (typeof effect == 'object') {
        callback = options;
        speed = null;
        options = effect;
        effect = options.effect;
    }
    if ($.isFunction(options)) {
        callback = options;
        speed = null;
        options = {};
    }
    if (typeof options == 'number') {
        callback = speed;
        speed = options;
        options = {};
    }

    options = options || {};

    speed = speed || options.duration;
    speed = $.fx.off ? 0 : typeof speed == 'number'
        ? speed : $.fx.speeds[speed] || $.fx.speeds._default;

    callback = callback || options.complete;

    return [effect, options, speed, callback];
}

$.fn.extend({
    effect: function(effect, options, speed, callback) {
        var args = _normalizeArguments.apply(this, arguments),
            // TODO: make effects takes actual parameters instead of a hash
            args2 = {
                options: args[1],
                duration: args[2],
                callback: args[3]
            },
            effectMethod = $.effects[effect];
        
        return effectMethod && !$.fx.off ? effectMethod.call(this, args2) : this;
    },

    _show: $.fn.show,
    show: function(speed) {
        if (!speed || typeof speed == 'number' || $.fx.speeds[speed]) {
            return this._show.apply(this, arguments);
        } else {
            var args = _normalizeArguments.apply(this, arguments);
            args[1].mode = 'show';
            return this.effect.apply(this, args);
        }
    },

    _hide: $.fn.hide,
    hide: function(speed) {
        if (!speed || typeof speed == 'number' || $.fx.speeds[speed]) {
            return this._hide.apply(this, arguments);
        } else {
            var args = _normalizeArguments.apply(this, arguments);
            args[1].mode = 'hide';
            return this.effect.apply(this, args);
        }
    },

    // jQuery core overloads toggle and create _toggle
    __toggle: $.fn.toggle,
    toggle: function(speed) {
        if (!speed || typeof speed == 'number' || $.fx.speeds[speed] ||
            typeof speed == 'boolean' || $.isFunction(speed)) {
            return this.__toggle.apply(this, arguments);
        } else {
            var args = _normalizeArguments.apply(this, arguments);
            args[1].mode = 'toggle';
            return this.effect.apply(this, args);
        }
    },

    // helper functions
    cssUnit: function(key) {
        var style = this.css(key), val = [];
        $.each( ['em','px','%','pt'], function(i, unit){
            if(style.indexOf(unit) > 0)
                val = [parseFloat(style), unit];
        });
        return val;
    }
});



/******************************************************************************/
/*********************************** EASING ***********************************/
/******************************************************************************/

/*
 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
 *
 * Uses the built in easing capabilities added In jQuery 1.1
 * to offer multiple easing options
 *
 * TERMS OF USE - jQuery Easing
 *
 * Open source under the BSD License.
 *
 * Copyright 2008 George McGinley Smith
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * Neither the name of the author nor the names of contributors may be used to endorse
 * or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
*/

// t: current time, b: begInnIng value, c: change In value, d: duration
$.easing.jswing = $.easing.swing;

$.extend($.easing,
{
    def: 'easeOutQuad',
    swing: function (x, t, b, c, d) {
        //alert($.easing.default);
        return $.easing[$.easing.def](x, t, b, c, d);
    },
    easeInQuad: function (x, t, b, c, d) {
        return c*(t/=d)*t + b;
    },
    easeOutQuad: function (x, t, b, c, d) {
        return -c *(t/=d)*(t-2) + b;
    },
    easeInOutQuad: function (x, t, b, c, d) {
        if ((t/=d/2) < 1) return c/2*t*t + b;
        return -c/2 * ((--t)*(t-2) - 1) + b;
    },
    easeInCubic: function (x, t, b, c, d) {
        return c*(t/=d)*t*t + b;
    },
    easeOutCubic: function (x, t, b, c, d) {
        return c*((t=t/d-1)*t*t + 1) + b;
    },
    easeInOutCubic: function (x, t, b, c, d) {
        if ((t/=d/2) < 1) return c/2*t*t*t + b;
        return c/2*((t-=2)*t*t + 2) + b;
    },
    easeInQuart: function (x, t, b, c, d) {
        return c*(t/=d)*t*t*t + b;
    },
    easeOutQuart: function (x, t, b, c, d) {
        return -c * ((t=t/d-1)*t*t*t - 1) + b;
    },
    easeInOutQuart: function (x, t, b, c, d) {
        if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
        return -c/2 * ((t-=2)*t*t*t - 2) + b;
    },
    easeInQuint: function (x, t, b, c, d) {
        return c*(t/=d)*t*t*t*t + b;
    },
    easeOutQuint: function (x, t, b, c, d) {
        return c*((t=t/d-1)*t*t*t*t + 1) + b;
    },
    easeInOutQuint: function (x, t, b, c, d) {
        if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
        return c/2*((t-=2)*t*t*t*t + 2) + b;
    },
    easeInSine: function (x, t, b, c, d) {
        return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
    },
    easeOutSine: function (x, t, b, c, d) {
        return c * Math.sin(t/d * (Math.PI/2)) + b;
    },
    easeInOutSine: function (x, t, b, c, d) {
        return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
    },
    easeInExpo: function (x, t, b, c, d) {
        return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
    },
    easeOutExpo: function (x, t, b, c, d) {
        return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
    },
    easeInOutExpo: function (x, t, b, c, d) {
        if (t==0) return b;
        if (t==d) return b+c;
        if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
        return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
    },
    easeInCirc: function (x, t, b, c, d) {
        return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
    },
    easeOutCirc: function (x, t, b, c, d) {
        return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
    },
    easeInOutCirc: function (x, t, b, c, d) {
        if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
        return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
    },
    easeInElastic: function (x, t, b, c, d) {
        var s=1.70158;var p=0;var a=c;
        if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
        if (a < Math.abs(c)) { a=c; var s=p/4; }
        else var s = p/(2*Math.PI) * Math.asin (c/a);
        return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
    },
    easeOutElastic: function (x, t, b, c, d) {
        var s=1.70158;var p=0;var a=c;
        if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
        if (a < Math.abs(c)) { a=c; var s=p/4; }
        else var s = p/(2*Math.PI) * Math.asin (c/a);
        return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
    },
    easeInOutElastic: function (x, t, b, c, d) {
        var s=1.70158;var p=0;var a=c;
        if (t==0) return b;  if ((t/=d/2)==2) return b+c;  if (!p) p=d*(.3*1.5);
        if (a < Math.abs(c)) { a=c; var s=p/4; }
        else var s = p/(2*Math.PI) * Math.asin (c/a);
        if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
        return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
    },
    easeInBack: function (x, t, b, c, d, s) {
        if (s == undefined) s = 1.70158;
        return c*(t/=d)*t*((s+1)*t - s) + b;
    },
    easeOutBack: function (x, t, b, c, d, s) {
        if (s == undefined) s = 1.70158;
        return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
    },
    easeInOutBack: function (x, t, b, c, d, s) {
        if (s == undefined) s = 1.70158;
        if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
        return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
    },
    easeInBounce: function (x, t, b, c, d) {
        return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b;
    },
    easeOutBounce: function (x, t, b, c, d) {
        if ((t/=d) < (1/2.75)) {
            return c*(7.5625*t*t) + b;
        } else if (t < (2/2.75)) {
            return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
        } else if (t < (2.5/2.75)) {
            return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
        } else {
            return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
        }
    },
    easeInOutBounce: function (x, t, b, c, d) {
        if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
        return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
    }
});

/*
 *
 * TERMS OF USE - EASING EQUATIONS
 *
 * Open source under the BSD License.
 *
 * Copyright 2001 Robert Penner
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * Neither the name of the author nor the names of contributors may be used to endorse
 * or promote products derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

})(jQuery);
/*
 * jQuery UI Accordion 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Accordion
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 */
(function($) {

$.widget("ui.accordion", {
    options: {
        active: 0,
        animated: 'slide',
        autoHeight: true,
        clearStyle: false,
        collapsible: false,
        event: "click",
        fillSpace: false,
        header: "> li > :first-child,> :not(li):even",
        icons: {
            header: "ui-icon-triangle-1-e",
            headerSelected: "ui-icon-triangle-1-s"
        },
        navigation: false,
        navigationFilter: function() {
            return this.href.toLowerCase() == location.href.toLowerCase();
        }
    },
    _create: function() {

        var o = this.options, self = this;
        this.running = 0;

        this.element.addClass("ui-accordion ui-widget ui-helper-reset");
        
        // in lack of child-selectors in CSS we need to mark top-LIs in a UL-accordion for some IE-fix
        if (this.element[0].nodeName == "UL") {
            this.element.children("li").addClass("ui-accordion-li-fix");
        }

        this.headers = this.element.find(o.header).addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all")
            .bind("mouseenter.accordion", function(){ $(this).addClass('ui-state-hover'); })
            .bind("mouseleave.accordion", function(){ $(this).removeClass('ui-state-hover'); })
            .bind("focus.accordion", function(){ $(this).addClass('ui-state-focus'); })
            .bind("blur.accordion", function(){ $(this).removeClass('ui-state-focus'); });

        this.headers
            .next()
                .addClass("ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom");

        if ( o.navigation ) {
            var current = this.element.find("a").filter(o.navigationFilter);
            if ( current.length ) {
                var header = current.closest(".ui-accordion-header");
                if ( header.length ) {
                    // anchor within header
                    this.active = header;
                } else {
                    // anchor within content
                    this.active = current.closest(".ui-accordion-content").prev();
                }
            }
        }

        this.active = this._findActive(this.active || o.active).toggleClass("ui-state-default").toggleClass("ui-state-active").toggleClass("ui-corner-all").toggleClass("ui-corner-top");
        this.active.next().addClass('ui-accordion-content-active');

        //Append icon elements
        this._createIcons();

        // IE7-/Win - Extra vertical space in lists fixed
        if ($.browser.msie) {
            this.element.find('a').css('zoom', '1');
        }

        this.resize();

        //ARIA
        this.element.attr('role','tablist');

        this.headers
            .attr('role','tab')
            .bind('keydown', function(event) { return self._keydown(event); })
            .next()
            .attr('role','tabpanel');

        this.headers
            .not(this.active || "")
            .attr('aria-expanded','false')
            .attr("tabIndex", "-1")
            .next()
            .hide();

        // make sure at least one header is in the tab order
        if (!this.active.length) {
            this.headers.eq(0).attr('tabIndex','0');
        } else {
            this.active
                .attr('aria-expanded','true')
                .attr('tabIndex', '0');
        }

        // only need links in taborder for Safari
        if (!$.browser.safari)
            this.headers.find('a').attr('tabIndex','-1');

        if (o.event) {
            this.headers.bind((o.event) + ".accordion", function(event) {
                self._clickHandler.call(self, event, this);
                event.preventDefault();
            });
        }

    },
    
    _createIcons: function() {
        var o = this.options;
        if (o.icons) {
            $("<span/>").addClass("ui-icon " + o.icons.header).prependTo(this.headers);
            this.active.find(".ui-icon").toggleClass(o.icons.header).toggleClass(o.icons.headerSelected);
            this.element.addClass("ui-accordion-icons");
        }
    },
    
    _destroyIcons: function() {
        this.headers.children(".ui-icon").remove();
        this.element.removeClass("ui-accordion-icons");
    },

    destroy: function() {
        var o = this.options;

        this.element
            .removeClass("ui-accordion ui-widget ui-helper-reset")
            .removeAttr("role")
            .unbind('.accordion')
            .removeData('accordion');

        this.headers
            .unbind(".accordion")
            .removeClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-corner-top")
            .removeAttr("role").removeAttr("aria-expanded").removeAttr("tabindex");

        this.headers.find("a").removeAttr("tabindex");
        this._destroyIcons();
        var contents = this.headers.next().css("display", "").removeAttr("role").removeClass("ui-helper-reset ui-widget-content ui-corner-bottom ui-accordion-content ui-accordion-content-active");
        if (o.autoHeight || o.fillHeight) {
            contents.css("height", "");
        }

        return this;
    },
    
    _setOption: function(key, value) {
        $.Widget.prototype._setOption.apply(this, arguments);
            
        if (key == "active") {
            this.activate(value);
        }
        if (key == "icons") {
            this._destroyIcons();
            if (value) {
                this._createIcons();
            }
        }
        
    },

    _keydown: function(event) {

        var o = this.options, keyCode = $.ui.keyCode;

        if (o.disabled || event.altKey || event.ctrlKey)
            return;

        var length = this.headers.length;
        var currentIndex = this.headers.index(event.target);
        var toFocus = false;

        switch(event.keyCode) {
            case keyCode.RIGHT:
            case keyCode.DOWN:
                toFocus = this.headers[(currentIndex + 1) % length];
                break;
            case keyCode.LEFT:
            case keyCode.UP:
                toFocus = this.headers[(currentIndex - 1 + length) % length];
                break;
            case keyCode.SPACE:
            case keyCode.ENTER:
                this._clickHandler({ target: event.target }, event.target);
                event.preventDefault();
        }

        if (toFocus) {
            $(event.target).attr('tabIndex','-1');
            $(toFocus).attr('tabIndex','0');
            toFocus.focus();
            return false;
        }

        return true;

    },

    resize: function() {

        var o = this.options, maxHeight;

        if (o.fillSpace) {
            
            if($.browser.msie) { var defOverflow = this.element.parent().css('overflow'); this.element.parent().css('overflow', 'hidden'); }
            maxHeight = this.element.parent().height();
            if($.browser.msie) { this.element.parent().css('overflow', defOverflow); }
    
            this.headers.each(function() {
                maxHeight -= $(this).outerHeight(true);
            });

            this.headers.next().each(function() {
               $(this).height(Math.max(0, maxHeight - $(this).innerHeight() + $(this).height()));
            }).css('overflow', 'auto');

        } else if ( o.autoHeight ) {
            maxHeight = 0;
            this.headers.next().each(function() {
                maxHeight = Math.max(maxHeight, $(this).height());
            }).height(maxHeight);
        }

        return this;
    },

    activate: function(index) {
        // TODO this gets called on init, changing the option without an explicit call for that
        this.options.active = index;
        // call clickHandler with custom event
        var active = this._findActive(index)[0];
        this._clickHandler({ target: active }, active);

        return this;
    },

    _findActive: function(selector) {
        return selector
            ? typeof selector == "number"
                ? this.headers.filter(":eq(" + selector + ")")
                : this.headers.not(this.headers.not(selector))
            : selector === false
                ? $([])
                : this.headers.filter(":eq(0)");
    },

    // TODO isn't event.target enough? why the seperate target argument?
    _clickHandler: function(event, target) {

        var o = this.options;
        if (o.disabled)
            return;

        // called only when using activate(false) to close all parts programmatically
        if (!event.target) {
            if (!o.collapsible)
                return;
            this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all")
                .find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);
            this.active.next().addClass('ui-accordion-content-active');
            var toHide = this.active.next(),
                data = {
                    options: o,
                    newHeader: $([]),
                    oldHeader: o.active,
                    newContent: $([]),
                    oldContent: toHide
                },
                toShow = (this.active = $([]));
            this._toggle(toShow, toHide, data);
            return;
        }

        // get the click target
        var clicked = $(event.currentTarget || target);
        var clickedIsActive = clicked[0] == this.active[0];
        
        // TODO the option is changed, is that correct?
        // TODO if it is correct, shouldn't that happen after determining that the click is valid?
        o.active = o.collapsible && clickedIsActive ? false : $('.ui-accordion-header', this.element).index(clicked);

        // if animations are still active, or the active header is the target, ignore click
        if (this.running || (!o.collapsible && clickedIsActive)) {
            return;
        }

        // switch classes
        this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all")
            .find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);
        if (!clickedIsActive) {
            clicked.removeClass("ui-state-default ui-corner-all").addClass("ui-state-active ui-corner-top")
                .find(".ui-icon").removeClass(o.icons.header).addClass(o.icons.headerSelected);
            clicked.next().addClass('ui-accordion-content-active');
        }

        // find elements to show and hide
        var toShow = clicked.next(),
            toHide = this.active.next(),
            data = {
                options: o,
                newHeader: clickedIsActive && o.collapsible ? $([]) : clicked,
                oldHeader: this.active,
                newContent: clickedIsActive && o.collapsible ? $([]) : toShow.find('> *'),
                oldContent: toHide.find('> *')
            },
            down = this.headers.index( this.active[0] ) > this.headers.index( clicked[0] );

        this.active = clickedIsActive ? $([]) : clicked;
        this._toggle(toShow, toHide, data, clickedIsActive, down);

        return;

    },

    _toggle: function(toShow, toHide, data, clickedIsActive, down) {

        var o = this.options, self = this;

        this.toShow = toShow;
        this.toHide = toHide;
        this.data = data;

        var complete = function() { if(!self) return; return self._completed.apply(self, arguments); };

        // trigger changestart event
        this._trigger("changestart", null, this.data);

        // count elements to animate
        this.running = toHide.size() === 0 ? toShow.size() : toHide.size();

        if (o.animated) {

            var animOptions = {};

            if ( o.collapsible && clickedIsActive ) {
                animOptions = {
                    toShow: $([]),
                    toHide: toHide,
                    complete: complete,
                    down: down,
                    autoHeight: o.autoHeight || o.fillSpace
                };
            } else {
                animOptions = {
                    toShow: toShow,
                    toHide: toHide,
                    complete: complete,
                    down: down,
                    autoHeight: o.autoHeight || o.fillSpace
                };
            }

            if (!o.proxied) {
                o.proxied = o.animated;
            }

            if (!o.proxiedDuration) {
                o.proxiedDuration = o.duration;
            }

            o.animated = $.isFunction(o.proxied) ?
                o.proxied(animOptions) : o.proxied;

            o.duration = $.isFunction(o.proxiedDuration) ?
                o.proxiedDuration(animOptions) : o.proxiedDuration;

            var animations = $.ui.accordion.animations,
                duration = o.duration,
                easing = o.animated;

            if (easing && !animations[easing] && !$.easing[easing]) {
                easing = 'slide';
            }
            if (!animations[easing]) {
                animations[easing] = function(options) {
                    this.slide(options, {
                        easing: easing,
                        duration: duration || 700
                    });
                };
            }

            animations[easing](animOptions);

        } else {

            if (o.collapsible && clickedIsActive) {
                toShow.toggle();
            } else {
                toHide.hide();
                toShow.show();
            }

            complete(true);

        }

        // TODO assert that the blur and focus triggers are really necessary, remove otherwise
        toHide.prev().attr('aria-expanded','false').attr("tabIndex", "-1").blur();
        toShow.prev().attr('aria-expanded','true').attr("tabIndex", "0").focus();

    },

    _completed: function(cancel) {

        var o = this.options;

        this.running = cancel ? 0 : --this.running;
        if (this.running) return;

        if (o.clearStyle) {
            this.toShow.add(this.toHide).css({
                height: "",
                overflow: ""
            });
        }
        
        // other classes are removed before the animation; this one needs to stay until completed
        this.toHide.removeClass("ui-accordion-content-active");

        this._trigger('change', null, this.data);
    }

});


$.extend($.ui.accordion, {
    version: "1.8rc1",
    animations: {
        slide: function(options, additions) {
            options = $.extend({
                easing: "swing",
                duration: 300
            }, options, additions);
            if ( !options.toHide.size() ) {
                options.toShow.animate({height: "show"}, options);
                return;
            }
            if ( !options.toShow.size() ) {
                options.toHide.animate({height: "hide"}, options);
                return;
            }
            var overflow = options.toShow.css('overflow'),
                percentDone = 0,
                showProps = {},
                hideProps = {},
                fxAttrs = [ "height", "paddingTop", "paddingBottom" ],
                originalWidth;
            // fix width before calculating height of hidden element
            var s = options.toShow;
            originalWidth = s[0].style.width;
            s.width( parseInt(s.parent().width(),10) - parseInt(s.css("paddingLeft"),10) - parseInt(s.css("paddingRight"),10) - (parseInt(s.css("borderLeftWidth"),10) || 0) - (parseInt(s.css("borderRightWidth"),10) || 0) );
            
            $.each(fxAttrs, function(i, prop) {
                hideProps[prop] = 'hide';
                
                var parts = ('' + $.css(options.toShow[0], prop)).match(/^([\d+-.]+)(.*)$/);
                showProps[prop] = {
                    value: parts[1],
                    unit: parts[2] || 'px'
                };
            });
            options.toShow.css({ height: 0, overflow: 'hidden' }).show();
            options.toHide.filter(":hidden").each(options.complete).end().filter(":visible").animate(hideProps,{
                step: function(now, settings) {
                    // only calculate the percent when animating height
                    // IE gets very inconsistent results when animating elements
                    // with small values, which is common for padding
                    if (settings.prop == 'height') {
                        percentDone = ( settings.end - settings.start === 0 ) ? 0 :
                            (settings.now - settings.start) / (settings.end - settings.start);
                    }
                    
                    options.toShow[0].style[settings.prop] =
                        (percentDone * showProps[settings.prop].value) + showProps[settings.prop].unit;
                },
                duration: options.duration,
                easing: options.easing,
                complete: function() {
                    if ( !options.autoHeight ) {
                        options.toShow.css("height", "");
                    }
                    options.toShow.css("width", originalWidth);
                    options.toShow.css({overflow: overflow});
                    options.complete();
                }
            });
        },
        bounceslide: function(options) {
            this.slide(options, {
                easing: options.down ? "easeOutBounce" : "swing",
                duration: options.down ? 1000 : 200
            });
        }
    }
});

})(jQuery);
/*
 * jQuery UI Autocomplete 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Autocomplete
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 */
(function( $ ) {

$.widget( "ui.autocomplete", {
    options: {
        minLength: 1,
        delay: 300
    },
    _create: function() {
        var self = this;
        this.element
            .addClass( "ui-autocomplete" )
            .attr( "autocomplete", "off" )
            // TODO verify these actually work as intended
            .attr({
                role: "textbox",
                "aria-autocomplete": "list",
                "aria-haspopup": "true"
            })
            .bind( "keydown.autocomplete", function( event ) {
                var keyCode = $.ui.keyCode;
                switch( event.keyCode ) {
                case keyCode.PAGE_UP:
                    self._move( "previousPage", event );
                    break;
                case keyCode.PAGE_DOWN:
                    self._move( "nextPage", event );
                    break;
                case keyCode.UP:
                    self._move( "previous", event );
                    // prevent moving cursor to beginning of text field in some browsers
                    event.preventDefault();
                    break;
                case keyCode.DOWN:
                    self._move( "next", event );
                    // prevent moving cursor to end of text field in some browsers
                    event.preventDefault();
                    break;
                case keyCode.ENTER:
                    // when menu is open or has focus
                    if ( self.menu && self.menu.active ) {
                        event.preventDefault();
                    }
                case keyCode.TAB:
                    if ( !self.menu || !self.menu.active ) {
                        return;
                    }
                    self.menu.select();
                    break;
                case keyCode.ESCAPE:
                    self.element.val( self.term );
                    self.close( event );
                    break;
                case 16:
                case 17:
                case 18:
                    // ignore metakeys (shift, ctrl, alt)
                    break;
                default:
                    // keypress is triggered before the input value is changed
                    clearTimeout( self.searching );
                    self.searching = setTimeout(function() {
                        self.search( null, event );
                    }, self.options.delay );
                    break;
                }
            })
            .bind( "focus.autocomplete", function() {
                self.previous = self.element.val();
            })
            .bind( "blur.autocomplete", function( event ) {
                clearTimeout( self.searching );
                // clicks on the menu (or a button to trigger a search) will cause a blur event
                // TODO try to implement this without a timeout, see clearTimeout in search()
                self.closing = setTimeout(function() {
                    self.close( event );
                }, 150 );
            });
        this._initSource();
        this.response = function() {
            return self._response.apply( self, arguments );
        };
    },

    destroy: function() {
        this.element
            .removeClass( "ui-autocomplete ui-widget ui-widget-content ui-corner-all" )
            .removeAttr( "autocomplete" )
            .removeAttr( "role" )
            .removeAttr( "aria-autocomplete" )
            .removeAttr( "aria-haspopup" );
        if ( this.menu ) {
            this.menu.element.remove();
        }
        $.Widget.prototype.destroy.call( this );
    },

    _setOption: function( key ) {
        $.Widget.prototype._setOption.apply( this, arguments );
        if ( key == "source" ) {
            this._initSource();
        }
    },

    _initSource: function() {
        if ( $.isArray(this.options.source) ) {
            var array = this.options.source;
            this.source = function( request, response ) {
                // escape regex characters
                var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
                response( $.grep( array, function(value) {
                    return matcher.test( value.value || value.label || value );
                }) );
            };
        } else if ( typeof this.options.source == "string" ) {
            var url = this.options.source;
            this.source = function( request, response ) {
                $.getJSON( url, request, response );
            };
        } else {
            this.source = this.options.source;
        }
    },

    search: function( value, event ) {
        value = value != null ? value : this.element.val();
        if ( value.length < this.options.minLength ) {
            return this.close( event );
        }

        clearTimeout( this.closing );
        if ( this._trigger("search") === false ) {
            return;
        }

        return this._search( value );
    },

    _search: function( value ) {
        this.term = this.element
            .addClass( "ui-autocomplete-loading" )
            // always save the actual value, not the one passed as an argument
            .val();

        this.source( { term: value }, this.response );
    },

    _response: function( content ) {
        if ( content.length ) {
            content = this._normalize( content );
            this._trigger( "open" );
            this._suggest( content );
        } else {
            this.close();
        }
        this.element.removeClass( "ui-autocomplete-loading" );
    },

    close: function( event ) {
        clearTimeout( this.closing );
        if ( this.menu ) {
            this._trigger( "close", event );
            this.menu.element.remove();
            this.menu = null;
        }
        if ( this.previous != this.element.val() ) {
            this._trigger( "change", event );
        }
    },

    _normalize: function( items ) {
        // assume all items have the right format when the first item is complete
        if ( items.length && items[0].label && items[0].value ) {
            return items;
        }
        return $.map( items, function(item) {
            if ( typeof item == "string" ) {
                return {
                    label: item,
                    value: item
                };
            }
            return $.extend({
                label: item.label || item.value,
                value: item.value || item.label
            }, item );
        });
    },

    _suggest: function( items ) {
        if (this.menu) {
            this.menu.element.remove();
        }
        var self = this,
            ul = $( "<ul></ul>" ),
            parent = this.element.parent();

        $.each( items, function( index, item ) {
            $( "<li></li>" )
                .data( "item.autocomplete", item )
                .append( "<a>" + item.label + "</a>" )
                .appendTo( ul );
        });
        this.menu = ul
            .addClass( "ui-autocomplete-menu" )
            .appendTo( parent )
            .menu({
                focus: function( event, ui ) {
                    var item = ui.item.data( "item.autocomplete" );
                    if ( false !== self._trigger( "focus", null, { item: item } ) ) {
                        // use value to match what will end up in the input
                        self.element.val( item.value );
                    }
                },
                selected: function( event, ui ) {
                    var item = ui.item.data( "item.autocomplete" );
                    if ( false !== self._trigger( "select", event, { item: item } ) ) {
                        self.element.val( item.value );
                    }
                    self.close( event );
                    self.previous = self.element.val();
                    // only trigger when focus was lost (click on menu)
                    if ( self.element[0] != document.activeElement ) {
                        self.element.focus();
                    }
                }
            })
            .zIndex( this.element.zIndex() + 1 )
            // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
            .css({ top: 0, left: 0 })
            .position(jQuery.extend({
                my: "left top",
                at: "left bottom",
                of: this.element,
                collision: "none"
            }, self.options.position))
            .data( "menu" );
        if ( ul.width() <= this.element.width() ) {
            ul.width( this.element.width() );
        }
        if ( $.fn.bgiframe ) {
            ul.bgiframe();
        }
    },

    _move: function( direction, event ) {
        if ( !this.menu ) {
            this.search( null, event );
            return;
        }
        if ( this.menu.first() && /^previous/.test(direction) ||
                this.menu.last() && /^next/.test(direction) ) {
            this.element.val( this.term );
            this.menu.deactivate();
            return;
        }
        this.menu[ direction ]();
    },

    widget: function() {
        // return empty jQuery object when menu isn't initialized yet
        return this.menu ? this.menu.element : $([]);
    }
});

$.extend( $.ui.autocomplete, {
    escapeRegex: function( value ) {
        return value.replace( /([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1" );
    }
});

})( jQuery );

/*
 * jQuery UI Menu (not officially released)
 * 
 * This widget isn't yet finished and the API is subject to change. We plan to finish
 * it for the next release. You're welcome to give it a try anyway and give us feedback,
 * as long as you're okay with migrating your code later on. We can help with that, too.
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Menu
 *
 * Depends:
 *    jquery.ui.core.js
 *  jquery.ui.widget.js
 */
(function($) {

$.widget("ui.menu", {
    _create: function() {
        var self = this;
        this.element
            .addClass("ui-menu ui-widget ui-widget-content ui-corner-all")
            .attr({
                role: "menu",
                "aria-activedescendant": "ui-active-menuitem"
            })
            .click(function(e) {
                // temporary
                e.preventDefault();
                self.select();
            });
        var items = this.element.children("li")
            .addClass("ui-menu-item")
            .attr("role", "menuitem");
        
        items.children("a")
            .addClass("ui-corner-all")
            .attr("tabindex", -1)
            // mouseenter doesn't work with event delegation
            .mouseenter(function() {
                self.activate($(this).parent());
            });
    },

    activate: function(item) {
        this.deactivate();
        this.active = item.eq(0)
            .children("a")
                .addClass("ui-state-hover")
                .attr("id", "ui-active-menuitem")
            .end();
        this._trigger("focus", null, { item: item });
        if (this.hasScroll()) {
            var offset = item.offset().top - this.element.offset().top,
                scroll = this.element.attr("scrollTop"),
                elementHeight = this.element.height();
            if (offset < 0) {
                this.element.attr("scrollTop", scroll + offset);
            } else if (offset > elementHeight) {
                this.element.attr("scrollTop", scroll + offset - elementHeight + item.height());
            }
        }
    },

    deactivate: function() {
        if (!this.active) { return; }

        this.active.children("a")
            .removeClass("ui-state-hover")
            .removeAttr("id");
        this.active = null;
    },

    next: function() {
        this.move("next", "li:first");
    },

    previous: function() {
        this.move("prev", "li:last");
    },

    first: function() {
        return this.active && !this.active.prev().length;
    },

    last: function() {
        return this.active && !this.active.next().length;
    },

    move: function(direction, edge) {
        if (!this.active) {
            this.activate(this.element.children(edge));
            return;
        }
        var next = this.active[direction]();
        if (next.length) {
            this.activate(next);
        } else {
            this.activate(this.element.children(edge));
        }
    },

    // TODO merge with previousPage
    nextPage: function() {
        if (this.hasScroll()) {
            // TODO merge with no-scroll-else
            if (!this.active || this.last()) {
                this.activate(this.element.children(":first"));
                return;
            }
            var base = this.active.offset().top,
                height = this.element.height(),
                result = this.element.children("li").filter(function() {
                    var close = $(this).offset().top - base - height + $(this).height();
                    // TODO improve approximation
                    return close < 10 && close > -10;
                });

            // TODO try to catch this earlier when scrollTop indicates the last page anyway
            if (!result.length) {
                result = this.element.children(":last");
            }
            this.activate(result);
        } else {
            this.activate(this.element.children(!this.active || this.last() ? ":first" : ":last"));
        }
    },

    // TODO merge with nextPage
    previousPage: function() {
        if (this.hasScroll()) {
            // TODO merge with no-scroll-else
            if (!this.active || this.first()) {
                this.activate(this.element.children(":last"));
                return;
            }

            var base = this.active.offset().top,
                height = this.element.height();
                result = this.element.children("li").filter(function() {
                    var close = $(this).offset().top - base + height - $(this).height();
                    // TODO improve approximation
                    return close < 10 && close > -10;
                });

            // TODO try to catch this earlier when scrollTop indicates the last page anyway
            if (!result.length) {
                result = this.element.children(":first");
            }
            this.activate(result);
        } else {
            this.activate(this.element.children(!this.active || this.first() ? ":last" : ":first"));
        }
    },

    hasScroll: function() {
        return this.element.height() < this.element.attr("scrollHeight");
    },

    select: function() {
        this._trigger("selected", null, { item: this.active });
    }
});

})(jQuery);/*
 * jQuery UI Button 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Button
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 */
(function( $ ) {

var lastActive,
    baseClasses = "ui-button ui-widget ui-state-default ui-corner-all",
    otherClasses = "ui-state-hover ui-state-active " +
        "ui-button-icons-only ui-button-icon-only ui-button-text-icons ui-button-text-icon ui-button-text-only";

$.widget( "ui.button", {
    options: {
        text: true,
        label: null,
        icons: {
            primary: null,
            secondary: null
        }
    },
    _create: function() {
        this._determineButtonType();
        this.hasTitle = !!this.buttonElement.attr( "title" );

        var self = this,
            options = this.options,
            toggleButton = this.type === "checkbox" || this.type === "radio",
            hoverClass = "ui-state-hover" + ( !toggleButton ? " ui-state-active" : "" ),
            focusClass = "ui-state-focus";

        if ( options.label === null ) {
            options.label = this.buttonElement.html();
        }

        this.buttonElement
            .addClass( baseClasses )
            .attr( "role", "button" )
            .bind( "mouseenter.button", function() {
                if ( options.disabled ) {
                    return;
                }
                $( this ).addClass( "ui-state-hover" );
                if ( this === lastActive ) {
                    $( this ).addClass( "ui-state-active" );
                }
            })
            .bind( "mouseleave.button", function() {
                if ( options.disabled ) {
                    return;
                }
                $( this ).removeClass( hoverClass );
            })
            .bind( "focus.button", function() {
                // no need to check disabled, focus won't be triggered anyway
                $( this ).addClass( focusClass );
            })
            .bind( "blur.button", function() {
                $( this ).removeClass( focusClass );
            });

        if ( this.type === "checkbox") {
            this.buttonElement.bind( "click.button", function() {
                if ( options.disabled ) {
                    return;
                }
                $( this ).toggleClass( "ui-state-active" );
                self.element
                    .attr( "checked", !self.element[0].checked )
                    .click();
                self.buttonElement.attr( "aria-pressed", self.element[0].checked );
            });
        } else if ( this.type === "radio") {
            this.buttonElement.bind( "click.button", function() {
                if ( options.disabled ) {
                    return;
                }
                $( this ).addClass( "ui-state-active" );
                self.element
                    .attr( "checked", true )
                    .click();
                self.buttonElement.attr( "aria-pressed", true );

                var radio = self.element[ 0 ],
                    name = radio.name,
                    form = radio.form,
                    radios;
                if ( name ) {
                    if ( form ) {
                        radios = $( form ).find( "[name=" + name + "]" );
                    } else {
                        radios = $( "[name=" + name + "]", radio.ownerDocument )
                            .filter(function() {
                                return !this.form;
                            });
                    }
                    radios
                        .not( radio )
                        .map(function() {
                            return $( this ).button( "widget" )[ 0 ];
                        })
                        .removeClass( "ui-state-active" )
                        .attr( "aria-pressed", false );
                }
            });
        } else {
            this.buttonElement
                .bind( "mousedown.button", function() {
                    if ( options.disabled ) {
                        return;
                    }
                    $( this ).addClass( "ui-state-active" );
                    lastActive = this;
                    $( document ).one( "mouseup", function() {
                        lastActive = null;
                    });
                })
                .bind( "mouseup.button", function() {
                    if ( options.disabled ) {
                        return;
                    }
                    $( this ).removeClass( "ui-state-active" );
                })
                .bind( "keydown.button", function(event) {
                    if ( event.keyCode == $.ui.keyCode.SPACE || event.keyCode == $.ui.keyCode.ENTER ) {
                        $( this ).addClass( "ui-state-active" );
                    }
                })
                .bind( "keyup.button", function() {
                    $( this ).removeClass( "ui-state-active" );
                });
            if (this.buttonElement.is("a")) {
                this.buttonElement.keyup(function(event) {
                    if (event.keyCode == $.ui.keyCode.SPACE) {
                        // TODO pass through original event correctly (just as 2nd argument doesn't work)
                        $(this).trigger("click");
                    }
                })
            }
        }

        this._resetButton();
    },

    _determineButtonType: function() {
        this.type = this.element.is( ":checkbox" )
            ? "checkbox"
            : this.element.is( ":radio" )
                ? "radio"
                : this.element.is( "input" )
                    ? "input"
                    : "button";

        if ( this.type === "checkbox" || this.type === "radio" ) {
            this.buttonElement = $( "[for=" + this.element.attr("id") + "]" );
            this.element.hide();

            var checked = this.element.is( ":checked" );
            if ( checked ) {
                this.buttonElement.addClass( "ui-state-active" );
            }
            this.buttonElement.attr( "aria-pressed", checked )
        } else {
            this.buttonElement = this.element;
        }
    },

    widget: function() {
        return this.buttonElement;
    },

    destroy: function() {
        this.buttonElement
            .removeClass( baseClasses + " " + otherClasses )
            .removeAttr( "role" )
            .removeAttr( "aria-pressed" )
            .html( this.buttonElement.find(".ui-button-text").html() );

        if ( !this.hasTitle ) {
            this.buttonElement.removeAttr( "title" );
        }

        if ( this.type === "checkbox" || this.type === "radio" ) {
            this.element.show();
        }

        $.Widget.prototype.destroy.call( this );
    },

    _setOption: function( key, value ) {
        $.Widget.prototype._setOption.apply( this, arguments );
        this._resetButton();
    },

    _resetButton: function() {
        if ( this.type === "input" ) {
            if ( this.options.label ) {
                this.element.val( this.options.label );
            }
            return;
        }
        var buttonElement = this.buttonElement,
            buttonText = $( "<span></span>" )
                .addClass( "ui-button-text" )
                .html( this.options.label )
                .appendTo( buttonElement.empty() )
                .text();

        var icons = this.options.icons,
            multipleIcons = icons.primary && icons.secondary;
        if ( icons.primary || icons.secondary ) {
            buttonElement.addClass( "ui-button-text-icon" +
                ( multipleIcons ? "s" : "" ) );
            if ( icons.primary ) {
                buttonElement.prepend( "<span class='ui-button-icon-primary ui-icon " + icons.primary + "'></span>" );
            }
            if ( icons.secondary ) {
                buttonElement.append( "<span class='ui-button-icon-secondary ui-icon " + icons.secondary + "'></span>" );
            }
            if ( !this.options.text ) {
                buttonElement
                    .addClass( multipleIcons ? "ui-button-icons-only" : "ui-button-icon-only" )
                    .removeClass( "ui-button-text-icons ui-button-text-icon" );
                if ( !this.hasTitle ) {
                    buttonElement.attr( "title", buttonText );
                }
            }
        } else {
            buttonElement.addClass( "ui-button-text-only" );
        }
    }
});

$.widget( "ui.buttonset", {
    _create: function() {
        this.element.addClass( "ui-button-set" );
        this.buttons = this.element.find( ":button, :submit, :reset, :checkbox, :radio, a, .ui-button" )
            .button()
            .map(function() {
                return $( this ).button( "widget" )[ 0 ];
            })
                .removeClass( "ui-corner-all" )
                .filter( ":first" )
                    .addClass( "ui-corner-left" )
                .end()
                .filter( ":last" )
                    .addClass( "ui-corner-right" )
                .end()
            .end();
    },

    _setOption: function( key, value ) {
        if ( key === "disabled" ) {
            this.buttons.button( "option", key, value );
        }

        $.Widget.prototype._setOption.apply( this, arguments );
    },

    destroy: function() {
        this.element.removeClass( "ui-button-set" );
        this.buttons
            .button( "destroy" )
            .removeClass( "ui-corner-left ui-corner-right" );

        $.Widget.prototype.destroy.call( this );
    }
});


})( jQuery );
/*
 * jQuery UI Datepicker 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Datepicker
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 */

(function($) { // hide the namespace

$.extend($.ui, { datepicker: { version: "1.8rc1" } });

var PROP_NAME = 'datepicker';
var dpuuid = new Date().getTime();

/* Date picker manager.
   Use the singleton instance of this class, $.datepicker, to interact with the date picker.
   Settings for (groups of) date pickers are maintained in an instance object,
   allowing multiple different settings on the same page. */

function Datepicker() {
    this.debug = false; // Change this to true to start debugging
    this._curInst = null; // The current instance in use
    this._keyEvent = false; // If the last event was a key event
    this._disabledInputs = []; // List of date picker inputs that have been disabled
    this._datepickerShowing = false; // True if the popup picker is showing , false if not
    this._inDialog = false; // True if showing within a "dialog", false if not
    this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
    this._inlineClass = 'ui-datepicker-inline'; // The name of the inline marker class
    this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
    this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
    this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class
    this._disableClass = 'ui-datepicker-disabled'; // The name of the disabled covering marker class
    this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
    this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class
    this._dayOverClass = 'ui-datepicker-days-cell-over'; // The name of the day hover marker class
    this.regional = []; // Available regional settings, indexed by language code
    this.regional[''] = { // Default regional settings
        closeText: 'Done', // Display text for close link
        prevText: 'Prev', // Display text for previous month link
        nextText: 'Next', // Display text for next month link
        currentText: 'Today', // Display text for current month link
        monthNames: ['January','February','March','April','May','June',
            'July','August','September','October','November','December'], // Names of months for drop-down and formatting
        monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
        dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
        dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
        dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
        weekHeader: 'Wk', // Column header for week of the year
        dateFormat: 'mm/dd/yy', // See format options on parseDate
        firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
        isRTL: false, // True if right-to-left language, false if left-to-right
        showMonthAfterYear: false, // True if the year select precedes month, false for month then year
        yearSuffix: '' // Additional text to append to the year in the month headers
    };
    this._defaults = { // Global defaults for all the date picker instances
        showOn: 'focus', // 'focus' for popup on focus,
            // 'button' for trigger button, or 'both' for either
        showAnim: 'show', // Name of jQuery animation for popup
        showOptions: {}, // Options for enhanced animations
        defaultDate: null, // Used when field is blank: actual date,
            // +/-number for offset from today, null for today
        appendText: '', // Display text following the input box, e.g. showing the format
        buttonText: '...', // Text for trigger button
        buttonImage: '', // URL for trigger button image
        buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
        hideIfNoPrevNext: false, // True to hide next/previous month links
            // if not applicable, false to just disable them
        navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
        gotoCurrent: false, // True if today link goes back to current selection instead
        changeMonth: false, // True if month can be selected directly, false if only prev/next
        changeYear: false, // True if year can be selected directly, false if only prev/next
        yearRange: 'c-10:c+10', // Range of years to display in drop-down,
            // either relative to today's year (-nn:+nn), relative to currently displayed year
            // (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
        showOtherMonths: false, // True to show dates in other months, false to leave blank
        selectOtherMonths: false, // True to allow selection of dates in other months, false for unselectable
        showWeek: false, // True to show week of the year, false to not show it
        calculateWeek: this.iso8601Week, // How to calculate the week of the year,
            // takes a Date and returns the number of the week for it
        shortYearCutoff: '+10', // Short year values < this are in the current century,
            // > this are in the previous century,
            // string value starting with '+' for current year + value
        minDate: null, // The earliest selectable date, or null for no limit
        maxDate: null, // The latest selectable date, or null for no limit
        duration: '_default', // Duration of display/closure
        beforeShowDay: null, // Function that takes a date and returns an array with
            // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '',
            // [2] = cell title (optional), e.g. $.datepicker.noWeekends
        beforeShow: null, // Function that takes an input field and
            // returns a set of custom settings for the date picker
        onSelect: null, // Define a callback function when a date is selected
        onChangeMonthYear: null, // Define a callback function when the month or year is changed
        onClose: null, // Define a callback function when the datepicker is closed
        numberOfMonths: 1, // Number of months to show at a time
        showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0)
        stepMonths: 1, // Number of months to step back/forward
        stepBigMonths: 12, // Number of months to step back/forward for the big links
        altField: '', // Selector for an alternate field to store selected dates into
        altFormat: '', // The date format to use for the alternate field
        constrainInput: true, // The input is constrained by the current date format
        showButtonPanel: false, // True to show button panel, false to not show it
        autoSize: false // True to size the input for the date format, false to leave as is
    };
    $.extend(this._defaults, this.regional['']);
    this.dpDiv = $('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all ui-helper-hidden-accessible"></div>');
}

$.extend(Datepicker.prototype, {
    /* Class name added to elements to indicate already configured with a date picker. */
    markerClassName: 'hasDatepicker',

    /* Debug logging (if enabled). */
    log: function () {
        if (this.debug)
            console.log.apply('', arguments);
    },
    
    // TODO rename to "widget" when switching to widget factory
    _widgetDatepicker: function() {
        return this.dpDiv;
    },

    /* Override the default settings for all instances of the date picker.
       @param  settings  object - the new settings to use as defaults (anonymous object)
       @return the manager object */
    setDefaults: function(settings) {
        extendRemove(this._defaults, settings || {});
        return this;
    },

    /* Attach the date picker to a jQuery selection.
       @param  target    element - the target input field or division or span
       @param  settings  object - the new settings to use for this date picker instance (anonymous) */
    _attachDatepicker: function(target, settings) {
        // check for settings on the control itself - in namespace 'date:'
        var inlineSettings = null;
        for (var attrName in this._defaults) {
            var attrValue = target.getAttribute('date:' + attrName);
            if (attrValue) {
                inlineSettings = inlineSettings || {};
                try {
                    inlineSettings[attrName] = eval(attrValue);
                } catch (err) {
                    inlineSettings[attrName] = attrValue;
                }
            }
        }
        var nodeName = target.nodeName.toLowerCase();
        var inline = (nodeName == 'div' || nodeName == 'span');
        if (!target.id)
            target.id = 'dp' + (++this.uuid);
        var inst = this._newInst($(target), inline);
        inst.settings = $.extend({}, settings || {}, inlineSettings || {});
        if (nodeName == 'input') {
            this._connectDatepicker(target, inst);
        } else if (inline) {
            this._inlineDatepicker(target, inst);
        }
    },

    /* Create a new instance object. */
    _newInst: function(target, inline) {
        var id = target[0].id.replace(/([^A-Za-z0-9_])/g, '\\\\$1'); // escape jQuery meta chars
        return {id: id, input: target, // associated target
            selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
            drawMonth: 0, drawYear: 0, // month being drawn
            inline: inline, // is datepicker inline or not
            dpDiv: (!inline ? this.dpDiv : // presentation div
            $('<div class="' + this._inlineClass + ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'))};
    },

    /* Attach the date picker to an input field. */
    _connectDatepicker: function(target, inst) {
        var input = $(target);
        inst.append = $([]);
        inst.trigger = $([]);
        if (input.hasClass(this.markerClassName))
            return;
        this._attachments(input, inst);
        input.addClass(this.markerClassName).keydown(this._doKeyDown).
            keypress(this._doKeyPress).keyup(this._doKeyUp).
            bind("setData.datepicker", function(event, key, value) {
                inst.settings[key] = value;
            }).bind("getData.datepicker", function(event, key) {
                return this._get(inst, key);
            });
        this._autoSize(inst);
        $.data(target, PROP_NAME, inst);
    },

    /* Make attachments based on settings. */
    _attachments: function(input, inst) {
        var appendText = this._get(inst, 'appendText');
        var isRTL = this._get(inst, 'isRTL');
        if (inst.append)
            inst.append.remove();
        if (appendText) {
            inst.append = $('<span class="' + this._appendClass + '">' + appendText + '</span>');
            input[isRTL ? 'before' : 'after'](inst.append);
        }
        input.unbind('focus', this._showDatepicker);
        if (inst.trigger)
            inst.trigger.remove();
        var showOn = this._get(inst, 'showOn');
        if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
            input.focus(this._showDatepicker);
        if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
            var buttonText = this._get(inst, 'buttonText');
            var buttonImage = this._get(inst, 'buttonImage');
            inst.trigger = $(this._get(inst, 'buttonImageOnly') ?
                $('<img/>').addClass(this._triggerClass).
                    attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
                $('<button type="button"></button>').addClass(this._triggerClass).
                    html(buttonImage == '' ? buttonText : $('<img/>').attr(
                    { src:buttonImage, alt:buttonText, title:buttonText })));
            input[isRTL ? 'before' : 'after'](inst.trigger);
            inst.trigger.click(function() {
                if ($.datepicker._datepickerShowing && $.datepicker._lastInput == input[0])
                    $.datepicker._hideDatepicker();
                else
                    $.datepicker._showDatepicker(input[0]);
                return false;
            });
        }
    },

    /* Apply the maximum length for the date format. */
    _autoSize: function(inst) {
        if (this._get(inst, 'autoSize') && !inst.inline) {
            var date = new Date(2009, 12 - 1, 20); // Ensure double digits
            var dateFormat = this._get(inst, 'dateFormat');
            if (dateFormat.match(/[DM]/)) {
                var findMax = function(names) {
                    var max = 0;
                    var maxI = 0;
                    for (var i = 0; i < names.length; i++) {
                        if (names[i].length > max) {
                            max = names[i].length;
                            maxI = i;
                        }
                    }
                    return maxI;
                };
                date.setMonth(findMax(this._get(inst, (dateFormat.match(/MM/) ?
                    'monthNames' : 'monthNamesShort'))));
                date.setDate(findMax(this._get(inst, (dateFormat.match(/DD/) ?
                    'dayNames' : 'dayNamesShort'))) + 20 - date.getDay());
            }
            inst.input.attr('size', this._formatDate(inst, date).length);
        }
    },

    /* Attach an inline date picker to a div. */
    _inlineDatepicker: function(target, inst) {
        var divSpan = $(target);
        if (divSpan.hasClass(this.markerClassName))
            return;
        divSpan.addClass(this.markerClassName).append(inst.dpDiv).
            bind("setData.datepicker", function(event, key, value){
                inst.settings[key] = value;
            }).bind("getData.datepicker", function(event, key){
                return this._get(inst, key);
            });
        $.data(target, PROP_NAME, inst);
        this._setDate(inst, this._getDefaultDate(inst), true);
        this._updateDatepicker(inst);
        this._updateAlternate(inst);
    },

    /* Pop-up the date picker in a "dialog" box.
       @param  input     element - ignored
       @param  date      string or Date - the initial date to display
       @param  onSelect  function - the function to call when a date is selected
       @param  settings  object - update the dialog date picker instance's settings (anonymous object)
       @param  pos       int[2] - coordinates for the dialog's position within the screen or
                         event - with x/y coordinates or
                         leave empty for default (screen centre)
       @return the manager object */
    _dialogDatepicker: function(input, date, onSelect, settings, pos) {
        var inst = this._dialogInst; // internal instance
        if (!inst) {
            var id = 'dp' + (++this.uuid);
            this._dialogInput = $('<input type="text" id="' + id +
                '" style="position: absolute; top: -100px; width: 0px; z-index: -10;"/>');
            this._dialogInput.keydown(this._doKeyDown);
            $('body').append(this._dialogInput);
            inst = this._dialogInst = this._newInst(this._dialogInput, false);
            inst.settings = {};
            $.data(this._dialogInput[0], PROP_NAME, inst);
        }
        extendRemove(inst.settings, settings || {});
        date = (date && date.constructor == Date ? this._formatDate(inst, date) : date);
        this._dialogInput.val(date);

        this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
        if (!this._pos) {
            var browserWidth = document.documentElement.clientWidth;
            var browserHeight = document.documentElement.clientHeight;
            var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
            var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
            this._pos = // should use actual width/height below
                [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
        }

        // move input on screen for focus, but hidden behind dialog
        this._dialogInput.css('left', (this._pos[0] + 20) + 'px').css('top', this._pos[1] + 'px');
        inst.settings.onSelect = onSelect;
        this._inDialog = true;
        this.dpDiv.addClass(this._dialogClass);
        this._showDatepicker(this._dialogInput[0]);
        if ($.blockUI)
            $.blockUI(this.dpDiv);
        $.data(this._dialogInput[0], PROP_NAME, inst);
        return this;
    },

    /* Detach a datepicker from its control.
       @param  target    element - the target input field or division or span */
    _destroyDatepicker: function(target) {
        var $target = $(target);
        var inst = $.data(target, PROP_NAME);
        if (!$target.hasClass(this.markerClassName)) {
            return;
        }
        var nodeName = target.nodeName.toLowerCase();
        $.removeData(target, PROP_NAME);
        if (nodeName == 'input') {
            inst.append.remove();
            inst.trigger.remove();
            $target.removeClass(this.markerClassName).
                unbind('focus', this._showDatepicker).
                unbind('keydown', this._doKeyDown).
                unbind('keypress', this._doKeyPress).
                unbind('keyup', this._doKeyUp);
        } else if (nodeName == 'div' || nodeName == 'span')
            $target.removeClass(this.markerClassName).empty();
    },

    /* Enable the date picker to a jQuery selection.
       @param  target    element - the target input field or division or span */
    _enableDatepicker: function(target) {
        var $target = $(target);
        var inst = $.data(target, PROP_NAME);
        if (!$target.hasClass(this.markerClassName)) {
            return;
        }
        var nodeName = target.nodeName.toLowerCase();
        if (nodeName == 'input') {
            target.disabled = false;
            inst.trigger.filter('button').
                each(function() { this.disabled = false; }).end().
                filter('img').css({opacity: '1.0', cursor: ''});
        }
        else if (nodeName == 'div' || nodeName == 'span') {
            var inline = $target.children('.' + this._inlineClass);
            inline.children().removeClass('ui-state-disabled');
        }
        this._disabledInputs = $.map(this._disabledInputs,
            function(value) { return (value == target ? null : value); }); // delete entry
    },

    /* Disable the date picker to a jQuery selection.
       @param  target    element - the target input field or division or span */
    _disableDatepicker: function(target) {
        var $target = $(target);
        var inst = $.data(target, PROP_NAME);
        if (!$target.hasClass(this.markerClassName)) {
            return;
        }
        var nodeName = target.nodeName.toLowerCase();
        if (nodeName == 'input') {
            target.disabled = true;
            inst.trigger.filter('button').
                each(function() { this.disabled = true; }).end().
                filter('img').css({opacity: '0.5', cursor: 'default'});
        }
        else if (nodeName == 'div' || nodeName == 'span') {
            var inline = $target.children('.' + this._inlineClass);
            inline.children().addClass('ui-state-disabled');
        }
        this._disabledInputs = $.map(this._disabledInputs,
            function(value) { return (value == target ? null : value); }); // delete entry
        this._disabledInputs[this._disabledInputs.length] = target;
    },

    /* Is the first field in a jQuery collection disabled as a datepicker?
       @param  target    element - the target input field or division or span
       @return boolean - true if disabled, false if enabled */
    _isDisabledDatepicker: function(target) {
        if (!target) {
            return false;
        }
        for (var i = 0; i < this._disabledInputs.length; i++) {
            if (this._disabledInputs[i] == target)
                return true;
        }
        return false;
    },

    /* Retrieve the instance data for the target control.
       @param  target  element - the target input field or division or span
       @return  object - the associated instance data
       @throws  error if a jQuery problem getting data */
    _getInst: function(target) {
        try {
            return $.data(target, PROP_NAME);
        }
        catch (err) {
            throw 'Missing instance data for this datepicker';
        }
    },

    /* Update or retrieve the settings for a date picker attached to an input field or division.
       @param  target  element - the target input field or division or span
       @param  name    object - the new settings to update or
                       string - the name of the setting to change or retrieve,
                       when retrieving also 'all' for all instance settings or
                       'defaults' for all global defaults
       @param  value   any - the new value for the setting
                       (omit if above is an object or to retrieve a value) */
    _optionDatepicker: function(target, name, value) {
        var inst = this._getInst(target);
        if (arguments.length == 2 && typeof name == 'string') {
            return (name == 'defaults' ? $.extend({}, $.datepicker._defaults) :
                (inst ? (name == 'all' ? $.extend({}, inst.settings) :
                this._get(inst, name)) : null));
        }
        var settings = name || {};
        if (typeof name == 'string') {
            settings = {};
            settings[name] = value;
        }
        if (inst) {
            if (this._curInst == inst) {
                this._hideDatepicker();
            }
            var date = this._getDateDatepicker(target, true);
            extendRemove(inst.settings, settings);
            this._attachments($(target), inst);
            this._autoSize(inst);
            this._setDateDatepicker(target, date);
            this._updateDatepicker(inst);
        }
    },

    // change method deprecated
    _changeDatepicker: function(target, name, value) {
        this._optionDatepicker(target, name, value);
    },

    /* Redraw the date picker attached to an input field or division.
       @param  target  element - the target input field or division or span */
    _refreshDatepicker: function(target) {
        var inst = this._getInst(target);
        if (inst) {
            this._updateDatepicker(inst);
        }
    },

    /* Set the dates for a jQuery selection.
       @param  target   element - the target input field or division or span
       @param  date     Date - the new date */
    _setDateDatepicker: function(target, date) {
        var inst = this._getInst(target);
        if (inst) {
            this._setDate(inst, date);
            this._updateDatepicker(inst);
            this._updateAlternate(inst);
        }
    },

    /* Get the date(s) for the first entry in a jQuery selection.
       @param  target     element - the target input field or division or span
       @param  noDefault  boolean - true if no default date is to be used
       @return Date - the current date */
    _getDateDatepicker: function(target, noDefault) {
        var inst = this._getInst(target);
        if (inst && !inst.inline)
            this._setDateFromField(inst, noDefault);
        return (inst ? this._getDate(inst) : null);
    },

    /* Handle keystrokes. */
    _doKeyDown: function(event) {
        var inst = $.datepicker._getInst(event.target);
        var handled = true;
        var isRTL = inst.dpDiv.is('.ui-datepicker-rtl');
        inst._keyEvent = true;
        if ($.datepicker._datepickerShowing)
            switch (event.keyCode) {
                case 9: $.datepicker._hideDatepicker();
                        handled = false;
                        break; // hide on tab out
                case 13: var sel = $('td.' + $.datepicker._dayOverClass, inst.dpDiv).
                            add($('td.' + $.datepicker._currentClass, inst.dpDiv));
                        if (sel[0])
                            $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
                        else
                            $.datepicker._hideDatepicker();
                        return false; // don't submit the form
                        break; // select the value on enter
                case 27: $.datepicker._hideDatepicker();
                        break; // hide on escape
                case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                            -$.datepicker._get(inst, 'stepBigMonths') :
                            -$.datepicker._get(inst, 'stepMonths')), 'M');
                        break; // previous month/year on page up/+ ctrl
                case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                            +$.datepicker._get(inst, 'stepBigMonths') :
                            +$.datepicker._get(inst, 'stepMonths')), 'M');
                        break; // next month/year on page down/+ ctrl
                case 35: if (event.ctrlKey || event.metaKey) $.datepicker._clearDate(event.target);
                        handled = event.ctrlKey || event.metaKey;
                        break; // clear on ctrl or command +end
                case 36: if (event.ctrlKey || event.metaKey) $.datepicker._gotoToday(event.target);
                        handled = event.ctrlKey || event.metaKey;
                        break; // current on ctrl or command +home
                case 37: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? +1 : -1), 'D');
                        handled = event.ctrlKey || event.metaKey;
                        // -1 day on ctrl or command +left
                        if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                                    -$.datepicker._get(inst, 'stepBigMonths') :
                                    -$.datepicker._get(inst, 'stepMonths')), 'M');
                        // next month/year on alt +left on Mac
                        break;
                case 38: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -7, 'D');
                        handled = event.ctrlKey || event.metaKey;
                        break; // -1 week on ctrl or command +up
                case 39: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? -1 : +1), 'D');
                        handled = event.ctrlKey || event.metaKey;
                        // +1 day on ctrl or command +right
                        if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                                    +$.datepicker._get(inst, 'stepBigMonths') :
                                    +$.datepicker._get(inst, 'stepMonths')), 'M');
                        // next month/year on alt +right
                        break;
                case 40: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +7, 'D');
                        handled = event.ctrlKey || event.metaKey;
                        break; // +1 week on ctrl or command +down
                default: handled = false;
            }
        else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home
            $.datepicker._showDatepicker(this);
        else {
            handled = false;
        }
        if (handled) {
            event.preventDefault();
            event.stopPropagation();
        }
    },

    /* Filter entered characters - based on date format. */
    _doKeyPress: function(event) {
        var inst = $.datepicker._getInst(event.target);
        if ($.datepicker._get(inst, 'constrainInput')) {
            var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
            var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
            return event.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
        }
    },

    /* Synchronise manual entry and field/alternate field. */
    _doKeyUp: function(event) {
        var inst = $.datepicker._getInst(event.target);
        if (inst.input.val() != inst.lastVal) {
            try {
                var date = $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
                    (inst.input ? inst.input.val() : null),
                    $.datepicker._getFormatConfig(inst));
                if (date) { // only if valid
                    $.datepicker._setDateFromField(inst);
                    $.datepicker._updateAlternate(inst);
                    $.datepicker._updateDatepicker(inst);
                }
            }
            catch (event) {
                $.datepicker.log(event);
            }
        }
        return true;
    },

    /* Pop-up the date picker for a given input field.
       @param  input  element - the input field attached to the date picker or
                      event - if triggered by focus */
    _showDatepicker: function(input) {
        input = input.target || input;
        if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
            input = $('input', input.parentNode)[0];
        if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
            return;
        var inst = $.datepicker._getInst(input);
        if ($.datepicker._curInst && $.datepicker._curInst != inst) {
            $.datepicker._curInst.dpDiv.stop(true, true);
        }
        var beforeShow = $.datepicker._get(inst, 'beforeShow');
        extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
        $.datepicker._lastInput = input;
        $.datepicker._setDateFromField(inst);
        if ($.datepicker._inDialog) // hide cursor
            input.value = '';
        if (!$.datepicker._pos) { // position below input
            $.datepicker._pos = $.datepicker._findPos(input);
            $.datepicker._pos[1] += input.offsetHeight; // add the height
        }
        var isFixed = false;
        $(input).parents().each(function() {
            isFixed |= $(this).css('position') == 'fixed';
            return !isFixed;
        });
        if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
            $.datepicker._pos[0] -= document.documentElement.scrollLeft;
            $.datepicker._pos[1] -= document.documentElement.scrollTop;
        }
        var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]};
        $.datepicker._pos = null;
        // determine sizing offscreen
        inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
        $.datepicker._updateDatepicker(inst);
        // fix width for dynamic number of date pickers
        // and adjust position before showing
        offset = $.datepicker._checkOffset(inst, offset, isFixed);
        inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ?
            'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
            left: offset.left + 'px', top: offset.top + 'px'});
        if (!inst.inline) {
            var showAnim = $.datepicker._get(inst, 'showAnim');
            var duration = $.datepicker._get(inst, 'duration');
            var postProcess = function() {
                $.datepicker._datepickerShowing = true;
                var borders = $.datepicker._getBorders(inst.dpDiv);
                inst.dpDiv.find('iframe.ui-datepicker-cover'). // IE6- only
                    css({left: -borders[0], top: -borders[1],
                        width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()});
            };
            if ($.effects && $.effects[showAnim])
                inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
            else
                inst.dpDiv[showAnim || 'show']((showAnim ? duration : null), postProcess);
            if (!showAnim)
                postProcess();
            if (inst.input.is(':visible') && !inst.input.is(':disabled'))
                inst.input[0].focus();
            $.datepicker._curInst = inst;
        }
    },

    /* Generate the date picker content. */
    _updateDatepicker: function(inst) {
        var self = this;
        var borders = $.datepicker._getBorders(inst.dpDiv);
        inst.dpDiv.empty().append(this._generateHTML(inst))
            .find('iframe.ui-datepicker-cover') // IE6- only
                .css({left: -borders[0], top: -borders[1],
                    width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()})
            .end()
            .find('button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a')
                .bind('mouseout', function(){
                    $(this).removeClass('ui-state-hover');
                    if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).removeClass('ui-datepicker-prev-hover');
                    if(this.className.indexOf('ui-datepicker-next') != -1) $(this).removeClass('ui-datepicker-next-hover');
                })
                .bind('mouseover', function(){
                    if (!self._isDisabledDatepicker( inst.inline ? inst.dpDiv.parent()[0] : inst.input[0])) {
                        $(this).parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
                        $(this).addClass('ui-state-hover');
                        if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).addClass('ui-datepicker-prev-hover');
                        if(this.className.indexOf('ui-datepicker-next') != -1) $(this).addClass('ui-datepicker-next-hover');
                    }
                })
            .end()
            .find('.' + this._dayOverClass + ' a')
                .trigger('mouseover')
            .end();
        var numMonths = this._getNumberOfMonths(inst);
        var cols = numMonths[1];
        var width = 17;
        if (cols > 1)
            inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em');
        else
            inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
        inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
            'Class']('ui-datepicker-multi');
        inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
            'Class']('ui-datepicker-rtl');
        if (inst == $.datepicker._curInst && inst.input &&
                inst.input.is(':visible') && !inst.input.is(':disabled'))
            $(inst.input[0]).focus();
    },

    /* Retrieve the size of left and top borders for an element.
       @param  elem  (jQuery object) the element of interest
       @return  (number[2]) the left and top borders */
    _getBorders: function(elem) {
        var convert = function(value) {
            return {thin: 1, medium: 2, thick: 3}[value] || value;
        };
        return [parseFloat(convert(elem.css('border-left-width'))),
            parseFloat(convert(elem.css('border-top-width')))];
    },

    /* Check positioning to remain on screen. */
    _checkOffset: function(inst, offset, isFixed) {
        var dpWidth = inst.dpDiv.outerWidth();
        var dpHeight = inst.dpDiv.outerHeight();
        var inputWidth = inst.input ? inst.input.outerWidth() : 0;
        var inputHeight = inst.input ? inst.input.outerHeight() : 0;
        var viewWidth = document.documentElement.clientWidth + $(document).scrollLeft();
        var viewHeight = document.documentElement.clientHeight + $(document).scrollTop();

        offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0);
        offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0;
        offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;

        // now check if datepicker is showing outside window viewport - move to a better place if so.
        offset.left -= Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ?
            Math.abs(offset.left + dpWidth - viewWidth) : 0);
        offset.top -= Math.min(offset.top, (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ?
            Math.abs(offset.top + dpHeight + inputHeight * 2 - viewHeight) : 0);

        return offset;
    },

    /* Find an object's position on the screen. */
    _findPos: function(obj) {
        var inst = this._getInst(obj);
        var isRTL = this._get(inst, 'isRTL');
        while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) {
            obj = obj[isRTL ? 'previousSibling' : 'nextSibling'];
        }
        var position = $(obj).offset();
        return [position.left, position.top];
    },

    /* Hide the date picker from view.
       @param  input  element - the input field attached to the date picker */
    _hideDatepicker: function(input) {
        var inst = this._curInst;
        if (!inst || (input && inst != $.data(input, PROP_NAME)))
            return;
        if (this._datepickerShowing) {
            var showAnim = this._get(inst, 'showAnim');
            var duration = this._get(inst, 'duration');
            var postProcess = function() {
                $.datepicker._tidyDialog(inst);
                this._curInst = null;
            };
            if ($.effects && $.effects[showAnim])
                inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
            else
                inst.dpDiv[(showAnim == 'slideDown' ? 'slideUp' :
                    (showAnim == 'fadeIn' ? 'fadeOut' : 'hide'))]((showAnim ? duration : null), postProcess);
            if (!showAnim)
                postProcess();
            var onClose = this._get(inst, 'onClose');
            if (onClose)
                onClose.apply((inst.input ? inst.input[0] : null),
                    [(inst.input ? inst.input.val() : ''), inst]);  // trigger custom callback
            this._datepickerShowing = false;
            this._lastInput = null;
            if (this._inDialog) {
                this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
                if ($.blockUI) {
                    $.unblockUI();
                    $('body').append(this.dpDiv);
                }
            }
            this._inDialog = false;
        }
    },

    /* Tidy up after a dialog display. */
    _tidyDialog: function(inst) {
        inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar');
    },

    /* Close date picker if clicked elsewhere. */
    _checkExternalClick: function(event) {
        if (!$.datepicker._curInst)
            return;
        var $target = $(event.target);
        if ($target[0].id != $.datepicker._mainDivId &&
                $target.parents('#' + $.datepicker._mainDivId).length == 0 &&
                !$target.hasClass($.datepicker.markerClassName) &&
                !$target.hasClass($.datepicker._triggerClass) &&
                $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
            $.datepicker._hideDatepicker();
    },

    /* Adjust one of the date sub-fields. */
    _adjustDate: function(id, offset, period) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        if (this._isDisabledDatepicker(target[0])) {
            return;
        }
        this._adjustInstDate(inst, offset +
            (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning
            period);
        this._updateDatepicker(inst);
    },

    /* Action for current link. */
    _gotoToday: function(id) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
            inst.selectedDay = inst.currentDay;
            inst.drawMonth = inst.selectedMonth = inst.currentMonth;
            inst.drawYear = inst.selectedYear = inst.currentYear;
        }
        else {
            var date = new Date();
            inst.selectedDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = date.getFullYear();
        }
        this._notifyChange(inst);
        this._adjustDate(target);
    },

    /* Action for selecting a new month/year. */
    _selectMonthYear: function(id, select, period) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        inst._selectingMonthYear = false;
        inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
        inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
            parseInt(select.options[select.selectedIndex].value,10);
        this._notifyChange(inst);
        this._adjustDate(target);
    },

    /* Restore input focus after not changing month/year. */
    _clickMonthYear: function(id) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        if (inst.input && inst._selectingMonthYear && !$.browser.msie)
            inst.input[0].focus();
        inst._selectingMonthYear = !inst._selectingMonthYear;
    },

    /* Action for selecting a day. */
    _selectDay: function(id, month, year, td) {
        var target = $(id);
        if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
            return;
        }
        var inst = this._getInst(target[0]);
        inst.selectedDay = inst.currentDay = $('a', td).html();
        inst.selectedMonth = inst.currentMonth = month;
        inst.selectedYear = inst.currentYear = year;
        this._selectDate(id, this._formatDate(inst,
            inst.currentDay, inst.currentMonth, inst.currentYear));
    },

    /* Erase the input field and hide the date picker. */
    _clearDate: function(id) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        this._selectDate(target, '');
    },

    /* Update the input field with the selected date. */
    _selectDate: function(id, dateStr) {
        var target = $(id);
        var inst = this._getInst(target[0]);
        dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
        if (inst.input)
            inst.input.val(dateStr);
        this._updateAlternate(inst);
        var onSelect = this._get(inst, 'onSelect');
        if (onSelect)
            onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);  // trigger custom callback
        else if (inst.input)
            inst.input.trigger('change'); // fire the change event
        if (inst.inline)
            this._updateDatepicker(inst);
        else {
            this._hideDatepicker();
            this._lastInput = inst.input[0];
            if (typeof(inst.input[0]) != 'object')
                inst.input[0].focus(); // restore focus
            this._lastInput = null;
        }
    },

    /* Update any alternate field to synchronise with the main field. */
    _updateAlternate: function(inst) {
        var altField = this._get(inst, 'altField');
        if (altField) { // update alternate field too
            var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
            var date = this._getDate(inst);
            var dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
            $(altField).each(function() { $(this).val(dateStr); });
        }
    },

    /* Set as beforeShowDay function to prevent selection of weekends.
       @param  date  Date - the date to customise
       @return [boolean, string] - is this date selectable?, what is its CSS class? */
    noWeekends: function(date) {
        var day = date.getDay();
        return [(day > 0 && day < 6), ''];
    },

    /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
       @param  date  Date - the date to get the week for
       @return  number - the number of the week within the year that contains this date */
    iso8601Week: function(date) {
        var checkDate = new Date(date.getTime());
        // Find Thursday of this week starting on Monday
        checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
        var time = checkDate.getTime();
        checkDate.setMonth(0); // Compare with Jan 1
        checkDate.setDate(1);
        return Math.floor(Math.round((time - checkDate) / 86400000) / 7) + 1;
    },

    /* Parse a string value into a date object.
       See formatDate below for the possible formats.

       @param  format    string - the expected format of the date
       @param  value     string - the date in the above format
       @param  settings  Object - attributes include:
                         shortYearCutoff  number - the cutoff year for determining the century (optional)
                         dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
                         dayNames         string[7] - names of the days from Sunday (optional)
                         monthNamesShort  string[12] - abbreviated names of the months (optional)
                         monthNames       string[12] - names of the months (optional)
       @return  Date - the extracted date value or null if value is blank */
    parseDate: function (format, value, settings) {
        if (format == null || value == null)
            throw 'Invalid arguments';
        value = (typeof value == 'object' ? value.toString() : value + '');
        if (value == '')
            return null;
        var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
        var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
        var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
        var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
        var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
        var year = -1;
        var month = -1;
        var day = -1;
        var doy = -1;
        var literal = false;
        // Check whether a format character is doubled
        var lookAhead = function(match) {
            var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
            if (matches)
                iFormat++;
            return matches;
        };
        // Extract a number from the string value
        var getNumber = function(match) {
            lookAhead(match);
            var size = (match == '@' ? 14 : (match == '!' ? 20 :
                (match == 'y' ? 4 : (match == 'o' ? 3 : 2))));
            var digits = new RegExp('^\\d{1,' + size + '}');
            var num = value.substring(iValue).match(digits);
            if (!num)
                throw 'Missing number at position ' + iValue;
            iValue += num[0].length;
            return parseInt(num[0], 10);
        };
        // Extract a name from the string value and convert to an index
        var getName = function(match, shortNames, longNames) {
            var names = (lookAhead(match) ? longNames : shortNames);
            for (var i = 0; i < names.length; i++) {
                if (value.substr(iValue, names[i].length) == names[i]) {
                    iValue += names[i].length;
                    return i + 1;
                }
            }
            throw 'Unknown name at position ' + iValue;
        };
        // Confirm that a literal character matches the string value
        var checkLiteral = function() {
            if (value.charAt(iValue) != format.charAt(iFormat))
                throw 'Unexpected literal at position ' + iValue;
            iValue++;
        };
        var iValue = 0;
        for (var iFormat = 0; iFormat < format.length; iFormat++) {
            if (literal)
                if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                    literal = false;
                else
                    checkLiteral();
            else
                switch (format.charAt(iFormat)) {
                    case 'd':
                        day = getNumber('d');
                        break;
                    case 'D':
                        getName('D', dayNamesShort, dayNames);
                        break;
                    case 'o':
                        doy = getNumber('o');
                        break;
                    case 'm':
                        month = getNumber('m');
                        break;
                    case 'M':
                        month = getName('M', monthNamesShort, monthNames);
                        break;
                    case 'y':
                        year = getNumber('y');
                        break;
                    case '@':
                        var date = new Date(getNumber('@'));
                        year = date.getFullYear();
                        month = date.getMonth() + 1;
                        day = date.getDate();
                        break;
                    case '!':
                        var date = new Date((getNumber('!') - this._ticksTo1970) / 10000);
                        year = date.getFullYear();
                        month = date.getMonth() + 1;
                        day = date.getDate();
                        break;
                    case "'":
                        if (lookAhead("'"))
                            checkLiteral();
                        else
                            literal = true;
                        break;
                    default:
                        checkLiteral();
                }
        }
        if (year == -1)
            year = new Date().getFullYear();
        else if (year < 100)
            year += new Date().getFullYear() - new Date().getFullYear() % 100 +
                (year <= shortYearCutoff ? 0 : -100);
        if (doy > -1) {
            month = 1;
            day = doy;
            do {
                var dim = this._getDaysInMonth(year, month - 1);
                if (day <= dim)
                    break;
                month++;
                day -= dim;
            } while (true);
        }
        var date = this._daylightSavingAdjust(new Date(year, month - 1, day));
        if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
            throw 'Invalid date'; // E.g. 31/02/*
        return date;
    },

    /* Standard date formats. */
    ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
    COOKIE: 'D, dd M yy',
    ISO_8601: 'yy-mm-dd',
    RFC_822: 'D, d M y',
    RFC_850: 'DD, dd-M-y',
    RFC_1036: 'D, d M y',
    RFC_1123: 'D, d M yy',
    RFC_2822: 'D, d M yy',
    RSS: 'D, d M y', // RFC 822
    TICKS: '!',
    TIMESTAMP: '@',
    W3C: 'yy-mm-dd', // ISO 8601

    _ticksTo1970: (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) +
        Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),

    /* Format a date object into a string value.
       The format can be combinations of the following:
       d  - day of month (no leading zero)
       dd - day of month (two digit)
       o  - day of year (no leading zeros)
       oo - day of year (three digit)
       D  - day name short
       DD - day name long
       m  - month of year (no leading zero)
       mm - month of year (two digit)
       M  - month name short
       MM - month name long
       y  - year (two digit)
       yy - year (four digit)
       @ - Unix timestamp (ms since 01/01/1970)
       ! - Windows ticks (100ns since 01/01/0001)
       '...' - literal text
       '' - single quote

       @param  format    string - the desired format of the date
       @param  date      Date - the date value to format
       @param  settings  Object - attributes include:
                         dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
                         dayNames         string[7] - names of the days from Sunday (optional)
                         monthNamesShort  string[12] - abbreviated names of the months (optional)
                         monthNames       string[12] - names of the months (optional)
       @return  string - the date in the above format */
    formatDate: function (format, date, settings) {
        if (!date)
            return '';
        var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
        var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
        var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
        var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
        // Check whether a format character is doubled
        var lookAhead = function(match) {
            var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
            if (matches)
                iFormat++;
            return matches;
        };
        // Format a number, with leading zero if necessary
        var formatNumber = function(match, value, len) {
            var num = '' + value;
            if (lookAhead(match))
                while (num.length < len)
                    num = '0' + num;
            return num;
        };
        // Format a name, short or long as requested
        var formatName = function(match, value, shortNames, longNames) {
            return (lookAhead(match) ? longNames[value] : shortNames[value]);
        };
        var output = '';
        var literal = false;
        if (date)
            for (var iFormat = 0; iFormat < format.length; iFormat++) {
                if (literal)
                    if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                        literal = false;
                    else
                        output += format.charAt(iFormat);
                else
                    switch (format.charAt(iFormat)) {
                        case 'd':
                            output += formatNumber('d', date.getDate(), 2);
                            break;
                        case 'D':
                            output += formatName('D', date.getDay(), dayNamesShort, dayNames);
                            break;
                        case 'o':
                            output += formatNumber('o',
                                (date.getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000, 3);
                            break;
                        case 'm':
                            output += formatNumber('m', date.getMonth() + 1, 2);
                            break;
                        case 'M':
                            output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
                            break;
                        case 'y':
                            output += (lookAhead('y') ? date.getFullYear() :
                                (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
                            break;
                        case '@':
                            output += date.getTime();
                            break;
                        case '!':
                            output += date.getTime() * 10000 + this._ticksTo1970;
                            break;
                        case "'":
                            if (lookAhead("'"))
                                output += "'";
                            else
                                literal = true;
                            break;
                        default:
                            output += format.charAt(iFormat);
                    }
            }
        return output;
    },

    /* Extract all possible characters from the date format. */
    _possibleChars: function (format) {
        var chars = '';
        var literal = false;
        // Check whether a format character is doubled
        var lookAhead = function(match) {
            var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
            if (matches)
                iFormat++;
            return matches;
        };
        for (var iFormat = 0; iFormat < format.length; iFormat++)
            if (literal)
                if (format.charAt(iFormat) == "'" && !lookAhead("'"))
                    literal = false;
                else
                    chars += format.charAt(iFormat);
            else
                switch (format.charAt(iFormat)) {
                    case 'd': case 'm': case 'y': case '@':
                        chars += '0123456789';
                        break;
                    case 'D': case 'M':
                        return null; // Accept anything
                    case "'":
                        if (lookAhead("'"))
                            chars += "'";
                        else
                            literal = true;
                        break;
                    default:
                        chars += format.charAt(iFormat);
                }
        return chars;
    },

    /* Get a setting value, defaulting if necessary. */
    _get: function(inst, name) {
        return inst.settings[name] !== undefined ?
            inst.settings[name] : this._defaults[name];
    },

    /* Parse existing date and initialise date picker. */
    _setDateFromField: function(inst, noDefault) {
        var dateFormat = this._get(inst, 'dateFormat');
        inst.lastVal = inst.input ? inst.input.val() : null;
        var dates = inst.lastVal;
        var date, defaultDate;
        date = defaultDate = this._getDefaultDate(inst);
        var settings = this._getFormatConfig(inst);
        try {
            date = this.parseDate(dateFormat, dates, settings) || defaultDate;
        } catch (event) {
            this.log(event);
            dates = (noDefault ? '' : dates);
        }
        inst.selectedDay = date.getDate();
        inst.drawMonth = inst.selectedMonth = date.getMonth();
        inst.drawYear = inst.selectedYear = date.getFullYear();
        inst.currentDay = (dates ? date.getDate() : 0);
        inst.currentMonth = (dates ? date.getMonth() : 0);
        inst.currentYear = (dates ? date.getFullYear() : 0);
        this._adjustInstDate(inst);
    },

    /* Retrieve the default date shown on opening. */
    _getDefaultDate: function(inst) {
        return this._restrictMinMax(inst,
            this._determineDate(inst, this._get(inst, 'defaultDate'), new Date()));
    },

    /* A date may be specified as an exact value or a relative one. */
    _determineDate: function(inst, date, defaultDate) {
        var offsetNumeric = function(offset) {
            var date = new Date();
            date.setDate(date.getDate() + offset);
            return date;
        };
        var offsetString = function(offset) {
            try {
                return $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
                    offset, $.datepicker._getFormatConfig(inst));
            }
            catch (e) {
                // Ignore
            }
            var date = (offset.toLowerCase().match(/^c/) ?
                $.datepicker._getDate(inst) : null) || new Date();
            var year = date.getFullYear();
            var month = date.getMonth();
            var day = date.getDate();
            var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
            var matches = pattern.exec(offset);
            while (matches) {
                switch (matches[2] || 'd') {
                    case 'd' : case 'D' :
                        day += parseInt(matches[1],10); break;
                    case 'w' : case 'W' :
                        day += parseInt(matches[1],10) * 7; break;
                    case 'm' : case 'M' :
                        month += parseInt(matches[1],10);
                        day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                        break;
                    case 'y': case 'Y' :
                        year += parseInt(matches[1],10);
                        day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                        break;
                }
                matches = pattern.exec(offset);
            }
            return new Date(year, month, day);
        };
        date = (date == null ? defaultDate : (typeof date == 'string' ? offsetString(date) :
            (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date)));
        date = (date && date.toString() == 'Invalid Date' ? defaultDate : date);
        if (date) {
            date.setHours(0);
            date.setMinutes(0);
            date.setSeconds(0);
            date.setMilliseconds(0);
        }
        return this._daylightSavingAdjust(date);
    },

    /* Handle switch to/from daylight saving.
       Hours may be non-zero on daylight saving cut-over:
       > 12 when midnight changeover, but then cannot generate
       midnight datetime, so jump to 1AM, otherwise reset.
       @param  date  (Date) the date to check
       @return  (Date) the corrected date */
    _daylightSavingAdjust: function(date) {
        if (!date) return null;
        date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
        return date;
    },

    /* Set the date(s) directly. */
    _setDate: function(inst, date, noChange) {
        var clear = !(date);
        var origMonth = inst.selectedMonth;
        var origYear = inst.selectedYear;
        date = this._restrictMinMax(inst, this._determineDate(inst, date, new Date()));
        inst.selectedDay = inst.currentDay = date.getDate();
        inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth();
        inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear();
        if ((origMonth != inst.selectedMonth || origYear != inst.selectedYear) && !noChange)
            this._notifyChange(inst);
        this._adjustInstDate(inst);
        if (inst.input) {
            inst.input.val(clear ? '' : this._formatDate(inst));
        }
    },

    /* Retrieve the date(s) directly. */
    _getDate: function(inst) {
        var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
            this._daylightSavingAdjust(new Date(
            inst.currentYear, inst.currentMonth, inst.currentDay)));
            return startDate;
    },

    /* Generate the HTML for the current state of the date picker. */
    _generateHTML: function(inst) {
        var today = new Date();
        today = this._daylightSavingAdjust(
            new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time
        var isRTL = this._get(inst, 'isRTL');
        var showButtonPanel = this._get(inst, 'showButtonPanel');
        var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
        var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
        var numMonths = this._getNumberOfMonths(inst);
        var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
        var stepMonths = this._get(inst, 'stepMonths');
        var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
        var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) :
            new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
        var minDate = this._getMinMaxDate(inst, 'min');
        var maxDate = this._getMinMaxDate(inst, 'max');
        var drawMonth = inst.drawMonth - showCurrentAtPos;
        var drawYear = inst.drawYear;
        if (drawMonth < 0) {
            drawMonth += 12;
            drawYear--;
        }
        if (maxDate) {
            var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(),
                maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
            maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
            while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
                drawMonth--;
                if (drawMonth < 0) {
                    drawMonth = 11;
                    drawYear--;
                }
            }
        }
        inst.drawMonth = drawMonth;
        inst.drawYear = drawYear;
        var prevText = this._get(inst, 'prevText');
        prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
            this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)),
            this._getFormatConfig(inst)));
        var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
            '<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery_' + dpuuid +
            '.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
            ' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' :
            (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="'+ prevText +'"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>'));
        var nextText = this._get(inst, 'nextText');
        nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
            this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
            this._getFormatConfig(inst)));
        var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
            '<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery_' + dpuuid +
            '.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
            ' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' :
            (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="'+ nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>'));
        var currentText = this._get(inst, 'currentText');
        var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
        currentText = (!navigationAsDateFormat ? currentText :
            this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
        var controls = (!inst.inline ? '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
            '.datepicker._hideDatepicker();">' + this._get(inst, 'closeText') + '</button>' : '');
        var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL ? controls : '') +
            (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
            '.datepicker._gotoToday(\'#' + inst.id + '\');"' +
            '>' + currentText + '</button>' : '') + (isRTL ? '' : controls) + '</div>' : '';
        var firstDay = parseInt(this._get(inst, 'firstDay'),10);
        firstDay = (isNaN(firstDay) ? 0 : firstDay);
        var showWeek = this._get(inst, 'showWeek');
        var dayNames = this._get(inst, 'dayNames');
        var dayNamesShort = this._get(inst, 'dayNamesShort');
        var dayNamesMin = this._get(inst, 'dayNamesMin');
        var monthNames = this._get(inst, 'monthNames');
        var monthNamesShort = this._get(inst, 'monthNamesShort');
        var beforeShowDay = this._get(inst, 'beforeShowDay');
        var showOtherMonths = this._get(inst, 'showOtherMonths');
        var selectOtherMonths = this._get(inst, 'selectOtherMonths');
        var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
        var defaultDate = this._getDefaultDate(inst);
        var html = '';
        for (var row = 0; row < numMonths[0]; row++) {
            var group = '';
            for (var col = 0; col < numMonths[1]; col++) {
                var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
                var cornerClass = ' ui-corner-all';
                var calender = '';
                if (isMultiMonth) {
                    calender += '<div class="ui-datepicker-group';
                    if (numMonths[1] > 1)
                        switch (col) {
                            case 0: calender += ' ui-datepicker-group-first';
                                cornerClass = ' ui-corner-' + (isRTL ? 'right' : 'left'); break;
                            case numMonths[1]-1: calender += ' ui-datepicker-group-last';
                                cornerClass = ' ui-corner-' + (isRTL ? 'left' : 'right'); break;
                            default: calender += ' ui-datepicker-group-middle'; cornerClass = ''; break;
                        }
                    calender += '">';
                }
                calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' +
                    (/all|left/.test(cornerClass) && row == 0 ? (isRTL ? next : prev) : '') +
                    (/all|right/.test(cornerClass) && row == 0 ? (isRTL ? prev : next) : '') +
                    this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
                    row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
                    '</div><table class="ui-datepicker-calendar"><thead>' +
                    '<tr>';
                var thead = (showWeek ? '<th class="ui-datepicker-week-col">' + this._get(inst, 'weekHeader') + '</th>' : '');
                for (var dow = 0; dow < 7; dow++) { // days of the week
                    var day = (dow + firstDay) % 7;
                    thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' +
                        '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>';
                }
                calender += thead + '</tr></thead><tbody>';
                var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
                if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
                    inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
                var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
                var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate
                var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
                for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
                    calender += '<tr>';
                    var tbody = (!showWeek ? '' : '<td class="ui-datepicker-week-col">' +
                        this._get(inst, 'calculateWeek')(printDate) + '</td>');
                    for (var dow = 0; dow < 7; dow++) { // create date picker days
                        var daySettings = (beforeShowDay ?
                            beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
                        var otherMonth = (printDate.getMonth() != drawMonth);
                        var unselectable = (otherMonth && !selectOtherMonths) || !daySettings[0] ||
                            (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
                        tbody += '<td class="' +
                            ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
                            (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months
                            ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key
                            (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ?
                            // or defaultDate is current printedDate and defaultDate is selectedDate
                            ' ' + this._dayOverClass : '') + // highlight selected day
                            (unselectable ? ' ' + this._unselectableClass + ' ui-state-disabled': '') +  // highlight unselectable days
                            (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
                            (printDate.getTime() == currentDate.getTime() ? ' ' + this._currentClass : '') + // highlight selected day
                            (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
                            ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
                            (unselectable ? '' : ' onclick="DP_jQuery_' + dpuuid + '.datepicker._selectDay(\'#' +
                            inst.id + '\',' + printDate.getMonth() + ',' + printDate.getFullYear() + ', this);return false;"') + '>' + // actions
                            (otherMonth && !showOtherMonths ? '&#xa0;' : // display for other months
                            (unselectable ? '<span class="ui-state-default">' + printDate.getDate() + '</span>' : '<a class="ui-state-default' +
                            (printDate.getTime() == today.getTime() ? ' ui-state-highlight' : '') +
                            (printDate.getTime() == currentDate.getTime() ? ' ui-state-active' : '') + // highlight selected day
                            (otherMonth ? ' ui-priority-secondary' : '') + // distinguish dates from other months
                            '" href="#">' + printDate.getDate() + '</a>')) + '</td>'; // display selectable date
                        printDate.setDate(printDate.getDate() + 1);
                        printDate = this._daylightSavingAdjust(printDate);
                    }
                    calender += tbody + '</tr>';
                }
                drawMonth++;
                if (drawMonth > 11) {
                    drawMonth = 0;
                    drawYear++;
                }
                calender += '</tbody></table>' + (isMultiMonth ? '</div>' + 
                            ((numMonths[0] > 0 && col == numMonths[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
                group += calender;
            }
            html += group;
        }
        html += buttonPanel + ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ?
            '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
        inst._keyEvent = false;
        return html;
    },

    /* Generate the month and year header. */
    _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
            secondary, monthNames, monthNamesShort) {
        var changeMonth = this._get(inst, 'changeMonth');
        var changeYear = this._get(inst, 'changeYear');
        var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
        var html = '<div class="ui-datepicker-title">';
        var monthHtml = '';
        // month selection
        if (secondary || !changeMonth)
            monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span> ';
        else {
            var inMinYear = (minDate && minDate.getFullYear() == drawYear);
            var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
            monthHtml += '<select class="ui-datepicker-month" ' +
                'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
                'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
                 '>';
            for (var month = 0; month < 12; month++) {
                if ((!inMinYear || month >= minDate.getMonth()) &&
                        (!inMaxYear || month <= maxDate.getMonth()))
                    monthHtml += '<option value="' + month + '"' +
                        (month == drawMonth ? ' selected="selected"' : '') +
                        '>' + monthNamesShort[month] + '</option>';
            }
            monthHtml += '</select>';
        }
        if (!showMonthAfterYear)
            html += monthHtml + ((secondary || changeMonth || changeYear) && (!(changeMonth && changeYear)) ? '&#xa0;' : '');
        // year selection
        if (secondary || !changeYear)
            html += '<span class="ui-datepicker-year">' + drawYear + '</span>';
        else {
            // determine range of years to display
            var years = this._get(inst, 'yearRange').split(':');
            var thisYear = new Date().getFullYear();
            var determineYear = function(value) {
                var year = (value.match(/c[+-].*/) ? drawYear + parseInt(value.substring(1), 10) :
                    (value.match(/[+-].*/) ? thisYear + parseInt(value, 10) :
                    parseInt(value, 10)));
                return (isNaN(year) ? thisYear : year);
            };
            var year = determineYear(years[0]);
            var endYear = Math.max(year, determineYear(years[1] || ''));
            year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
            endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
            html += '<select class="ui-datepicker-year" ' +
                'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
                'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
                '>';
            for (; year <= endYear; year++) {
                html += '<option value="' + year + '"' +
                    (year == drawYear ? ' selected="selected"' : '') +
                    '>' + year + '</option>';
            }
            html += '</select>';
        }
        html += this._get(inst, 'yearSuffix');
        if (showMonthAfterYear)
            html += ((secondary || changeMonth || changeYear) && (!(changeMonth && changeYear)) ? '&#xa0;' : '') + monthHtml;
        html += '</div>'; // Close datepicker_header
        return html;
    },

    /* Adjust one of the date sub-fields. */
    _adjustInstDate: function(inst, offset, period) {
        var year = inst.drawYear + (period == 'Y' ? offset : 0);
        var month = inst.drawMonth + (period == 'M' ? offset : 0);
        var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) +
            (period == 'D' ? offset : 0);
        var date = this._restrictMinMax(inst,
            this._daylightSavingAdjust(new Date(year, month, day)));
        inst.selectedDay = date.getDate();
        inst.drawMonth = inst.selectedMonth = date.getMonth();
        inst.drawYear = inst.selectedYear = date.getFullYear();
        if (period == 'M' || period == 'Y')
            this._notifyChange(inst);
    },

    /* Ensure a date is within any min/max bounds. */
    _restrictMinMax: function(inst, date) {
        var minDate = this._getMinMaxDate(inst, 'min');
        var maxDate = this._getMinMaxDate(inst, 'max');
        date = (minDate && date < minDate ? minDate : date);
        date = (maxDate && date > maxDate ? maxDate : date);
        return date;
    },

    /* Notify change of month/year. */
    _notifyChange: function(inst) {
        var onChange = this._get(inst, 'onChangeMonthYear');
        if (onChange)
            onChange.apply((inst.input ? inst.input[0] : null),
                [inst.selectedYear, inst.selectedMonth + 1, inst]);
    },

    /* Determine the number of months to show. */
    _getNumberOfMonths: function(inst) {
        var numMonths = this._get(inst, 'numberOfMonths');
        return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
    },

    /* Determine the current maximum date - ensure no time components are set. */
    _getMinMaxDate: function(inst, minMax) {
        return this._determineDate(inst, this._get(inst, minMax + 'Date'), null);
    },

    /* Find the number of days in a given month. */
    _getDaysInMonth: function(year, month) {
        return 32 - new Date(year, month, 32).getDate();
    },

    /* Find the day of the week of the first of a month. */
    _getFirstDayOfMonth: function(year, month) {
        return new Date(year, month, 1).getDay();
    },

    /* Determines if we should allow a "next/prev" month display change. */
    _canAdjustMonth: function(inst, offset, curYear, curMonth) {
        var numMonths = this._getNumberOfMonths(inst);
        var date = this._daylightSavingAdjust(new Date(curYear,
            curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));
        if (offset < 0)
            date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
        return this._isInRange(inst, date);
    },

    /* Is the given date in the accepted range? */
    _isInRange: function(inst, date) {
        var minDate = this._getMinMaxDate(inst, 'min');
        var maxDate = this._getMinMaxDate(inst, 'max');
        return ((!minDate || date.getTime() >= minDate.getTime()) &&
            (!maxDate || date.getTime() <= maxDate.getTime()));
    },

    /* Provide the configuration settings for formatting/parsing. */
    _getFormatConfig: function(inst) {
        var shortYearCutoff = this._get(inst, 'shortYearCutoff');
        shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
            new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
        return {shortYearCutoff: shortYearCutoff,
            dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
            monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
    },

    /* Format the given date for display. */
    _formatDate: function(inst, day, month, year) {
        if (!day) {
            inst.currentDay = inst.selectedDay;
            inst.currentMonth = inst.selectedMonth;
            inst.currentYear = inst.selectedYear;
        }
        var date = (day ? (typeof day == 'object' ? day :
            this._daylightSavingAdjust(new Date(year, month, day))) :
            this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
        return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
    }
});

/* jQuery extend now ignores nulls! */
function extendRemove(target, props) {
    $.extend(target, props);
    for (var name in props)
        if (props[name] == null || props[name] == undefined)
            target[name] = props[name];
    return target;
};

/* Determine whether an object is an array. */
function isArray(a) {
    return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
        (a.constructor && a.constructor.toString().match(/\Array\(\)/))));
};

/* Invoke the datepicker functionality.
   @param  options  string - a command, optionally followed by additional parameters or
                    Object - settings for attaching new datepicker functionality
   @return  jQuery object */
$.fn.datepicker = function(options){

    /* Initialise the date picker. */
    if (!$.datepicker.initialized) {
        $(document).mousedown($.datepicker._checkExternalClick).
            find('body').append($.datepicker.dpDiv);
        $.datepicker.initialized = true;
    }

    var otherArgs = Array.prototype.slice.call(arguments, 1);
    if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate' || options == 'widget'))
        return $.datepicker['_' + options + 'Datepicker'].
            apply($.datepicker, [this[0]].concat(otherArgs));
    if (options == 'option' && arguments.length == 2 && typeof arguments[1] == 'string')
        return $.datepicker['_' + options + 'Datepicker'].
            apply($.datepicker, [this[0]].concat(otherArgs));
    return this.each(function() {
        typeof options == 'string' ?
            $.datepicker['_' + options + 'Datepicker'].
                apply($.datepicker, [this].concat(otherArgs)) :
            $.datepicker._attachDatepicker(this, options);
    });
};

$.datepicker = new Datepicker(); // singleton instance
$.datepicker.initialized = false;
$.datepicker.uuid = new Date().getTime();
$.datepicker.version = "1.8rc1";

// Workaround for #4055
// Add another global to avoid noConflict issues with inline event handlers
window['DP_jQuery_' + dpuuid] = $;

})(jQuery);
/*
 * jQuery UI Dialog 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Dialog
 *
 * Depends:
 *  jquery.ui.button.js
 *    jquery.ui.core.js
 *    jquery.ui.draggable.js
 *    jquery.ui.mouse.js
 *    jquery.ui.position.js
 *    jquery.ui.resizable.js
 *    jquery.ui.widget.js
 */
(function($) {

var uiDialogClasses =
    'ui-dialog ' +
    'ui-widget ' +
    'ui-widget-content ' +
    'ui-corner-all ';

$.widget("ui.dialog", {
    options: {
        autoOpen: true,
        buttons: {},
        closeOnEscape: true,
        closeText: 'close',
        dialogClass: '',
        draggable: true,
        hide: null,
        height: 'auto',
        maxHeight: false,
        maxWidth: false,
        minHeight: 150,
        minWidth: 150,
        modal: false,
        position: 'center',
        resizable: true,
        show: null,
        stack: true,
        title: '',
        width: 300,
        zIndex: 1000
    },
    _create: function() {
        this.originalTitle = this.element.attr('title');

        var self = this,
            options = self.options,

            title = options.title || self.originalTitle || '&#160;',
            titleId = $.ui.dialog.getTitleId(self.element),

            uiDialog = (self.uiDialog = $('<div></div>'))
                .appendTo(document.body)
                .hide()
                .addClass(uiDialogClasses + options.dialogClass)
                .css({
                    zIndex: options.zIndex
                })
                // setting tabIndex makes the div focusable
                // setting outline to 0 prevents a border on focus in Mozilla
                .attr('tabIndex', -1).css('outline', 0).keydown(function(event) {
                    (options.closeOnEscape && event.keyCode
                        && event.keyCode == $.ui.keyCode.ESCAPE && self.close(event));
                })
                .attr({
                    role: 'dialog',
                    'aria-labelledby': titleId
                })
                .mousedown(function(event) {
                    self.moveToTop(false, event);
                }),

            uiDialogContent = self.element
                .show()
                .removeAttr('title')
                .addClass(
                    'ui-dialog-content ' +
                    'ui-widget-content')
                .appendTo(uiDialog),

            uiDialogTitlebar = (self.uiDialogTitlebar = $('<div></div>'))
                .addClass(
                    'ui-dialog-titlebar ' +
                    'ui-widget-header ' +
                    'ui-corner-all ' +
                    'ui-helper-clearfix'
                )
                .prependTo(uiDialog),

            uiDialogTitlebarClose = $('<a href="#"></a>')
                .addClass(
                    'ui-dialog-titlebar-close ' +
                    'ui-corner-all'
                )
                .attr('role', 'button')
                .hover(
                    function() {
                        uiDialogTitlebarClose.addClass('ui-state-hover');
                    },
                    function() {
                        uiDialogTitlebarClose.removeClass('ui-state-hover');
                    }
                )
                .focus(function() {
                    uiDialogTitlebarClose.addClass('ui-state-focus');
                })
                .blur(function() {
                    uiDialogTitlebarClose.removeClass('ui-state-focus');
                })
                .mousedown(function(ev) {
                    ev.stopPropagation();
                })
                .click(function(event) {
                    self.close(event);
                    return false;
                })
                .appendTo(uiDialogTitlebar),

            uiDialogTitlebarCloseText = (self.uiDialogTitlebarCloseText = $('<span></span>'))
                .addClass(
                    'ui-icon ' +
                    'ui-icon-closethick'
                )
                .text(options.closeText)
                .appendTo(uiDialogTitlebarClose),

            uiDialogTitle = $('<span></span>')
                .addClass('ui-dialog-title')
                .attr('id', titleId)
                .html(title)
                .prependTo(uiDialogTitlebar);

        //handling of deprecated beforeclose (vs beforeClose) option
        //Ticket #4669 http://dev.jqueryui.com/ticket/4669
        //TODO: remove in 1.9pre
        if ($.isFunction(options.beforeclose) && !$.isFunction(options.beforeClose)) {
            options.beforeClose = options.beforeclose;
        }

        uiDialogTitlebar.find("*").add(uiDialogTitlebar).disableSelection();

        (options.draggable && $.fn.draggable && self._makeDraggable());
        (options.resizable && $.fn.resizable && self._makeResizable());

        self._createButtons(options.buttons);
        self._isOpen = false;

        ($.fn.bgiframe && uiDialog.bgiframe());
    },
    _init: function() {
        if ( this.options.autoOpen ) {
            this.open();
        }
    },

    destroy: function() {
        var self = this;
        
        (self.overlay && self.overlay.destroy());
        self.uiDialog.hide();
        self.element
            .unbind('.dialog')
            .removeData('dialog')
            .removeClass('ui-dialog-content ui-widget-content')
            .hide().appendTo('body');
        self.uiDialog.remove();

        (self.originalTitle && self.element.attr('title', self.originalTitle));

        return self;
    },
    
    widget: function() {
        return this.uiDialog;
    },

    close: function(event) {
        var self = this;
        
        if (false === self._trigger('beforeClose', event)) {
            return;
        }

        (self.overlay && self.overlay.destroy());
        self.uiDialog.unbind('keypress.ui-dialog');

        (self.options.hide
            ? self.uiDialog.hide(self.options.hide, function() {
                self._trigger('close', event);
            })
            : self.uiDialog.hide() && self._trigger('close', event));

        $.ui.dialog.overlay.resize();

        self._isOpen = false;

        // adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
        if (self.options.modal) {
            var maxZ = 0;
            $('.ui-dialog').each(function() {
                if (this != self.uiDialog[0]) {
                    maxZ = Math.max(maxZ, $(this).css('z-index'));
                }
            });
            $.ui.dialog.maxZ = maxZ;
        }

        return self;
    },

    isOpen: function() {
        return this._isOpen;
    },

    // the force parameter allows us to move modal dialogs to their correct
    // position on open
    moveToTop: function(force, event) {
        var self = this,
            options = self.options;
        
        if ((options.modal && !force)
            || (!options.stack && !options.modal)) {
            return self._trigger('focus', event);
        }
        
        if (options.zIndex > $.ui.dialog.maxZ) {
            $.ui.dialog.maxZ = options.zIndex;
        }
        (self.overlay && self.overlay.$el.css('z-index', $.ui.dialog.overlay.maxZ = ++$.ui.dialog.maxZ));

        //Save and then restore scroll since Opera 9.5+ resets when parent z-Index is changed.
        //  http://ui.jquery.com/bugs/ticket/3193
        var saveScroll = { scrollTop: self.element.attr('scrollTop'), scrollLeft: self.element.attr('scrollLeft') };
        self.uiDialog.css('z-index', ++$.ui.dialog.maxZ);
        self.element.attr(saveScroll);
        self._trigger('focus', event);

        return self;
    },

    open: function() {
        if (this._isOpen) { return; }

        var self = this,
            options = self.options,
            uiDialog = self.uiDialog;

        self.overlay = options.modal ? new $.ui.dialog.overlay(self) : null;
        (uiDialog.next().length && uiDialog.appendTo('body'));
        self._size();
        self._position(options.position);
        uiDialog.show(options.show);
        self.moveToTop(true);

        // prevent tabbing out of modal dialogs
        (options.modal && uiDialog.bind('keypress.ui-dialog', function(event) {
            if (event.keyCode != $.ui.keyCode.TAB) {
                return;
            }

            var tabbables = $(':tabbable', this),
                first = tabbables.filter(':first'),
                last  = tabbables.filter(':last');

            if (event.target == last[0] && !event.shiftKey) {
                first.focus(1);
                return false;
            } else if (event.target == first[0] && event.shiftKey) {
                last.focus(1);
                return false;
            }
        }));

        // set focus to the first tabbable element in the content area or the first button
        // if there are no tabbable elements, set focus on the dialog itself
        $([])
            .add(uiDialog.find('.ui-dialog-content :tabbable:first'))
            .add(uiDialog.find('.ui-dialog-buttonpane :tabbable:first'))
            .add(uiDialog)
            .filter(':first')
            .focus();

        self._trigger('open');
        self._isOpen = true;

        return self;
    },

    _createButtons: function(buttons) {
        var self = this,
            hasButtons = false,
            uiDialogButtonPane = $('<div></div>')
                .addClass(
                    'ui-dialog-buttonpane ' +
                    'ui-widget-content ' +
                    'ui-helper-clearfix'
                );

        // if we already have a button pane, remove it
        self.uiDialog.find('.ui-dialog-buttonpane').remove();

        (typeof buttons == 'object' && buttons !== null &&
            $.each(buttons, function() { return !(hasButtons = true); }));
        if (hasButtons) {
            $.each(buttons, function(name, fn) {
                var button = $('<button type="button"></button>')
                    .text(name)
                    .click(function() { fn.apply(self.element[0], arguments); })
                    .appendTo(uiDialogButtonPane);
                ($.fn.button && button.button());
            });
            uiDialogButtonPane.appendTo(self.uiDialog);
        }
    },

    _makeDraggable: function() {
        var self = this,
            options = self.options,
            doc = $(document),
            heightBeforeDrag;

        self.uiDialog.draggable({
            cancel: '.ui-dialog-content',
            handle: '.ui-dialog-titlebar',
            containment: 'document',
            start: function(event) {
                heightBeforeDrag = options.height;
                $(this).height($(this).height()).addClass("ui-dialog-dragging");
                self._trigger('dragStart', event);
            },
            drag: function(event) {
                self._trigger('drag', event);
            },
            stop: function(event, ui) {
                options.position = [ui.position.left - doc.scrollLeft(),
                    ui.position.top - doc.scrollTop()];
                $(this).removeClass("ui-dialog-dragging").height(heightBeforeDrag);
                self._trigger('dragStop', event);
                $.ui.dialog.overlay.resize();
            }
        });
    },

    _makeResizable: function(handles) {
        handles = (handles === undefined ? this.options.resizable : handles);
        var self = this,
            options = self.options,
            // .ui-resizable has position: relative defined in the stylesheet
            // but dialogs have to use absolute or fixed positioning
            position = self.uiDialog.css('position'),
            resizeHandles = typeof handles == 'string'
                ? handles
                : 'n,e,s,w,se,sw,ne,nw';

        self.uiDialog.resizable({
            cancel: '.ui-dialog-content',
            containment: 'document',
            alsoResize: self.element,
            maxWidth: options.maxWidth,
            maxHeight: options.maxHeight,
            minWidth: options.minWidth,
            minHeight: self._minHeight(),
            handles: resizeHandles,
            start: function(event) {
                $(this).addClass("ui-dialog-resizing");
                self._trigger('resizeStart', event);
            },
            resize: function(event) {
                self._trigger('resize', event);
            },
            stop: function(event) {
                $(this).removeClass("ui-dialog-resizing");
                options.height = $(this).height();
                options.width = $(this).width();
                self._trigger('resizeStop', event);
                $.ui.dialog.overlay.resize();
            }
        })
        .css('position', position)
        .find('.ui-resizable-se').addClass('ui-icon ui-icon-grip-diagonal-se');
    },

    _minHeight: function() {
        var options = this.options;

        return (options.height == 'auto'
            ? options.minHeight
            : Math.min(options.minHeight, options.height));
    },

    _position: function(position) {
        var myAt = [],
            offset = [0, 0];

        position = position || $.ui.dialog.prototype.options.position;

        // deep extending converts arrays to objects in jQuery <= 1.3.2 :-(
//        if (typeof position == 'string' || $.isArray(position)) {
//            myAt = $.isArray(position) ? position : position.split(' ');

        if (typeof position == 'string' || (typeof position == 'object' && '0' in position)) {
            myAt = position.split ? position.split(' ') : [position[0], position[1]];
            if (myAt.length == 1) {
                myAt[1] = myAt[0];
            }

            $.each(['left', 'top'], function(i, offsetPosition) {
                if (+myAt[i] == myAt[i]) {
                    offset[i] = myAt[i];
                    myAt[i] = offsetPosition;
                }
            });
        } else if (typeof position == 'object') {
            if ('left' in position) {
                myAt[0] = 'left';
                offset[0] = position.left;
            } else if ('right' in position) {
                myAt[0] = 'right';
                offset[0] = -position.right;
            }

            if ('top' in position) {
                myAt[1] = 'top';
                offset[1] = position.top;
            } else if ('bottom' in position) {
                myAt[1] = 'bottom';
                offset[1] = -position.bottom;
            }
        }

        // need to show the dialog to get the actual offset in the position plugin
        var isVisible = this.uiDialog.is(':visible');
        if (!isVisible) {
            this.uiDialog.show();
        }
        this.uiDialog
            // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
            .css({ top: 0, left: 0 })
            .position({
                my: myAt.join(' '),
                at: myAt.join(' '),
                offset: offset.join(' '),
                of: window,
                collision: 'fit'
            });
        if (!isVisible) {
            this.uiDialog.hide();
        }
    },

    _setOption: function(key, value){
        var self = this,
            uiDialog = self.uiDialog,
            isResizable = uiDialog.is(':data(resizable)'),
            resize = false;
        
        switch (key) {
            //handling of deprecated beforeclose (vs beforeClose) option
            //Ticket #4669 http://dev.jqueryui.com/ticket/4669
            //TODO: remove in 1.9pre
            case "beforeclose":
                key = "beforeClose";
                break;
            case "buttons":
                self._createButtons(value);
                break;
            case "closeText":
                // convert whatever was passed in to a string, for text() to not throw up
                self.uiDialogTitlebarCloseText.text("" + value);
                break;
            case "dialogClass":
                uiDialog
                    .removeClass(self.options.dialogClass)
                    .addClass(uiDialogClasses + value);
                break;
            case "disabled":
                (value
                    ? uiDialog.addClass('ui-dialog-disabled')
                    : uiDialog.removeClass('ui-dialog-disabled'));
                break;
            case "draggable":
                (value
                    ? self._makeDraggable()
                    : uiDialog.draggable('destroy'));
                break;
            case "height":
                resize = true;
                break;
            case "maxHeight":
                (isResizable && uiDialog.resizable('option', 'maxHeight', value));
                resize = true;
                break;
            case "maxWidth":
                (isResizable && uiDialog.resizable('option', 'maxWidth', value));
                resize = true;
                break;
            case "minHeight":
                (isResizable && uiDialog.resizable('option', 'minHeight', value));
                resize = true;
                break;
            case "minWidth":
                (isResizable && uiDialog.resizable('option', 'minWidth', value));
                resize = true;
                break;
            case "position":
                self._position(value);
                break;
            case "resizable":
                // currently resizable, becoming non-resizable
                (isResizable && !value && uiDialog.resizable('destroy'));

                // currently resizable, changing handles
                (isResizable && typeof value == 'string' &&
                    uiDialog.resizable('option', 'handles', value));

                // currently non-resizable, becoming resizable
                (isResizable || (value !== false && self._makeResizable(value)));
                break;
            case "title":
                // convert whatever was passed in o a string, for html() to not throw up
                $(".ui-dialog-title", self.uiDialogTitlebar).html("" + (value || '&#160;'));
                break;
            case "width":
                resize = true;
                break;
        }

        $.Widget.prototype._setOption.apply(self, arguments);
        (resize && self._size());
    },

    _size: function() {
        /* If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
         * divs will both have width and height set, so we need to reset them
         */
        var options = this.options;

        // reset content sizing
        this.element.css({
            height: 0,
            minHeight: 0,
            width: 'auto'
        });

        // reset wrapper sizing
        // determine the height of all the non-content elements
        var nonContentHeight = this.uiDialog.css({
                height: 'auto',
                width: options.width
            })
            .height();

        this.element.css(options.height == 'auto'
            ? {
                minHeight: Math.max(options.minHeight - nonContentHeight, 0),
                height: 'auto'
            }
            : {
                height: Math.max(options.height - nonContentHeight, 0)
            });

        (this.uiDialog.is(':data(resizable)') &&
            this.uiDialog.resizable('option', 'minHeight', this._minHeight()));
    }
});

$.extend($.ui.dialog, {
    version: "1.8rc1",

    uuid: 0,
    maxZ: 0,

    getTitleId: function($el) {
        return 'ui-dialog-title-' + ($el.attr('id') || ++this.uuid);
    },

    overlay: function(dialog) {
        this.$el = $.ui.dialog.overlay.create(dialog);
    }
});

$.extend($.ui.dialog.overlay, {
    instances: [],
    maxZ: 0,
    events: $.map('focus,mousedown,mouseup,keydown,keypress,click'.split(','),
        function(event) { return event + '.dialog-overlay'; }).join(' '),
    create: function(dialog) {
        if (this.instances.length === 0) {
            // prevent use of anchors and inputs
            // we use a setTimeout in case the overlay is created from an
            // event that we're going to be cancelling (see #2804)
            setTimeout(function() {
                // handle $(el).dialog().dialog('close') (see #4065)
                if ($.ui.dialog.overlay.instances.length) {
                    $(document).bind($.ui.dialog.overlay.events, function(event) {
                        var dialogZ = $(event.target).parents('.ui-dialog').css('zIndex') || 0;
                        return (dialogZ > $.ui.dialog.overlay.maxZ);
                    });
                }
            }, 1);

            // allow closing by pressing the escape key
            $(document).bind('keydown.dialog-overlay', function(event) {
                (dialog.options.closeOnEscape && event.keyCode
                        && event.keyCode == $.ui.keyCode.ESCAPE && dialog.close(event));
            });

            // handle window resize
            $(window).bind('resize.dialog-overlay', $.ui.dialog.overlay.resize);
        }

        var $el = $('<div></div>').appendTo(document.body)
            .addClass('ui-widget-overlay').css({
                width: this.width(),
                height: this.height()
            });

        ($.fn.bgiframe && $el.bgiframe());

        this.instances.push($el);
        return $el;
    },

    destroy: function($el) {
        this.instances.splice($.inArray(this.instances, $el), 1);

        if (this.instances.length === 0) {
            $([document, window]).unbind('.dialog-overlay');
        }

        $el.remove();
        
        // adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
        var maxZ = 0;
        $.each(this.instances, function() {
            maxZ = Math.max(maxZ, this.css('z-index'));
        });
        this.maxZ = maxZ;
    },

    height: function() {
        // handle IE 6
        if ($.browser.msie && $.browser.version < 7) {
            var scrollHeight = Math.max(
                document.documentElement.scrollHeight,
                document.body.scrollHeight
            );
            var offsetHeight = Math.max(
                document.documentElement.offsetHeight,
                document.body.offsetHeight
            );

            if (scrollHeight < offsetHeight) {
                return $(window).height() + 'px';
            } else {
                return scrollHeight + 'px';
            }
        // handle "good" browsers
        } else {
            return $(document).height() + 'px';
        }
    },

    width: function() {
        // handle IE 6
        if ($.browser.msie && $.browser.version < 7) {
            var scrollWidth = Math.max(
                document.documentElement.scrollWidth,
                document.body.scrollWidth
            );
            var offsetWidth = Math.max(
                document.documentElement.offsetWidth,
                document.body.offsetWidth
            );

            if (scrollWidth < offsetWidth) {
                return $(window).width() + 'px';
            } else {
                return scrollWidth + 'px';
            }
        // handle "good" browsers
        } else {
            return $(document).width() + 'px';
        }
    },

    resize: function() {
        /* If the dialog is draggable and the user drags it past the
         * right edge of the window, the document becomes wider so we
         * need to stretch the overlay. If the user then drags the
         * dialog back to the left, the document will become narrower,
         * so we need to shrink the overlay to the appropriate size.
         * This is handled by shrinking the overlay before setting it
         * to the full document size.
         */
        var $overlays = $([]);
        $.each($.ui.dialog.overlay.instances, function() {
            $overlays = $overlays.add(this);
        });

        $overlays.css({
            width: 0,
            height: 0
        }).css({
            width: $.ui.dialog.overlay.width(),
            height: $.ui.dialog.overlay.height()
        });
    }
});

$.extend($.ui.dialog.overlay.prototype, {
    destroy: function() {
        $.ui.dialog.overlay.destroy(this.$el);
    }
});

})(jQuery);
/*
 * jQuery UI Position 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Position
 */
(function($) {

$.ui = $.ui || {};

var horizontalPositions = /left|center|right/,
    horizontalDefault = 'center',
    verticalPositions = /top|center|bottom/,
    verticalDefault = 'center',
    _position = $.fn.position;

$.fn.position = function(options) {
    if (!options || !options.of) {
        return _position.apply(this, arguments);
    }
    
    // make a copy, we don't want to modify arguments
    options = $.extend({}, options);

    var target = $(options.of),
        collision = (options.collision || 'flip').split(' '),
        offset = options.offset ? options.offset.split(' ') : [0, 0],
        targetWidth,
        targetHeight,
        basePosition;

    if (options.of.nodeType === 9) {
        targetWidth = target.width();
        targetHeight = target.height();
        basePosition = { top: 0, left: 0 };
    } else if (options.of.scrollTo && options.of.document) {
        targetWidth = target.width();
        targetHeight = target.height();
        basePosition = { top: target.scrollTop(), left: target.scrollLeft() };
    } else if (options.of.preventDefault) {
        // force left top to allow flipping
        options.at = 'left top';
        targetWidth = targetHeight = 0;
        basePosition = { top: options.of.pageY, left: options.of.pageX };
    } else {
        targetWidth = target.outerWidth();
        targetHeight = target.outerHeight();
        basePosition = target.offset();
    }

    // force my and at to have valid horizontal and veritcal positions
    // if a value is missing or invalid, it will be converted to center 
    $.each(['my', 'at'], function() {
        var pos = (options[this] || '').split(' ');
        pos = pos.length == 1
            ? horizontalPositions.test(pos[0])
                ? pos.concat([verticalDefault])
                : verticalPositions.test(pos[0])
                    ? [horizontalDefault].concat(pos)
                    : [horizontalDefault, verticalDefault]
            : pos;
        pos[0] = horizontalPositions.test(pos[0]) ? pos[0] : horizontalDefault;
        pos[1] = verticalPositions.test(pos[1]) ? pos[1] : verticalDefault;
        options[this] = pos;
    });

    // normalize collision option
    if (collision.length == 1) {
        collision[1] = collision[0];
    }

    // normalize offset option
    offset[0] = parseInt(offset[0], 10) || 0;
    if (offset.length == 1) {
        offset[1] = offset[0];
    }
    offset[1] = parseInt(offset[1], 10) || 0;

    switch (options.at[0]) {
        case 'right':
            basePosition.left += targetWidth;
            break;
        case horizontalDefault:
            basePosition.left += targetWidth / 2;
            break;
    }

    switch (options.at[1]) {
        case 'bottom':
            basePosition.top += targetHeight;
            break;
        case verticalDefault:
            basePosition.top += targetHeight / 2;
            break;
    }

    basePosition.left += offset[0];
    basePosition.top += offset[1];

    return this.each(function() {
        var elem = $(this),
            elemWidth = elem.outerWidth(),
            elemHeight = elem.outerHeight(),
            position = $.extend({}, basePosition),
            over,
            myOffset,
            atOffset;

        switch (options.my[0]) {
            case 'right':
                position.left -= elemWidth;
                break;
            case horizontalDefault:
                position.left -= elemWidth / 2;
                break;
        }

        switch (options.my[1]) {
            case 'bottom':
                position.top -= elemHeight;
                break;
            case verticalDefault:
                position.top -= elemHeight / 2;
                break;
        }

        $.each(['left', 'top'], function(i, dir) {
            ($.ui.position[collision[i]] &&
                $.ui.position[collision[i]][dir](position, {
                    targetWidth: targetWidth,
                    targetHeight: targetHeight,
                    elemWidth: elemWidth,
                    elemHeight: elemHeight,
                    offset: offset,
                    my: options.my,
                    at: options.at
                }));
        });

        ($.fn.bgiframe && elem.bgiframe());
        elem.offset($.extend(position, { using: options.using }));
    });
};

$.ui.position = {
    fit: {
        left: function(position, data) {
            var over = position.left + data.elemWidth - $(window).width() - $(window).scrollLeft();
            position.left = over > 0 ? position.left - over : Math.max(0, position.left);
        },
        top: function(position, data) {
            var over = position.top + data.elemHeight - $(window).height() - $(window).scrollTop();
            position.top = over > 0 ? position.top - over : Math.max(0, position.top);
        }
    },

    flip: {
        left: function(position, data) {
            if (data.at[0] == 'center')
                return;
            var over = position.left + data.elemWidth - $(window).width() - $(window).scrollLeft(),
                myOffset = data.my[0] == 'left' ? -data.elemWidth : data.my[0] == 'right' ? data.elemWidth : 0,
                offset = -2 * data.offset[0];
            position.left += position.left < 0 ? myOffset + data.targetWidth + offset : over > 0 ? myOffset - data.targetWidth + offset : 0;
        },
        top: function(position, data) {
            if (data.at[1] == 'center')
                return;
            var over = position.top + data.elemHeight - $(window).height() - $(window).scrollTop(),
                myOffset = data.my[1] == 'top' ? -data.elemHeight : data.my[1] == 'bottom' ? data.elemHeight : 0,
                atOffset = data.at[1] == 'top' ? data.targetHeight : -data.targetHeight,
                offset = -2 * data.offset[1];
            position.top += position.top < 0 ? myOffset + data.targetHeight + offset : over > 0 ? myOffset + atOffset + offset : 0;
        }
    }
};

// offset setter from jQuery 1.4
if (!$.offset.setOffset) {
    $.offset.setOffset = function( elem, options ) {
        // set position first, in-case top/left are set even on static elem
        if ( /static/.test( jQuery.curCSS( elem, 'position' ) ) ) {
            elem.style.position = 'relative';
        }
        var curElem   = jQuery( elem ),
            curOffset = curElem.offset(),
            curTop    = parseInt( jQuery.curCSS( elem, 'top',  true ), 10 ) || 0,
            curLeft   = parseInt( jQuery.curCSS( elem, 'left', true ), 10)  || 0,
            props     = {
                top:  (options.top  - curOffset.top)  + curTop,
                left: (options.left - curOffset.left) + curLeft
            };
        
        if ( 'using' in options ) {
            options.using.call( elem, props );
        } else {
            curElem.css( props );
        }
    };

    var _offset = $.fn.offset;
    $.fn.offset = function( options ) {
        var elem = this[0];
        if ( !elem || !elem.ownerDocument ) { return null; }
        if ( options ) { 
            return this.each(function() {
                $.offset.setOffset( this, options );
            });
        }
        return _offset.call(this);
    };
}

})(jQuery);
/*
 * jQuery UI Progressbar 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Progressbar
 *
 * Depends:
 *   jquery.ui.core.js
 *   jquery.ui.widget.js
 */
(function($) {

$.widget("ui.progressbar", {
    options: {
        value: 0
    },
    _create: function() {

        this.element
            .addClass("ui-progressbar"
                + " ui-widget"
                + " ui-widget-content"
                + " ui-corner-all")
            .attr({
                role: "progressbar",
                "aria-valuemin": this._valueMin(),
                "aria-valuemax": this._valueMax(),
                "aria-valuenow": this._value()
            });

        this.valueDiv = $('<div class="ui-progressbar-value ui-widget-header ui-corner-left"></div>').appendTo(this.element);

        this._refreshValue();

    },

    destroy: function() {

        this.element
            .removeClass("ui-progressbar"
                + " ui-widget"
                + " ui-widget-content"
                + " ui-corner-all")
            .removeAttr("role")
            .removeAttr("aria-valuemin")
            .removeAttr("aria-valuemax")
            .removeAttr("aria-valuenow")
            .removeData("progressbar")
            .unbind(".progressbar");

        this.valueDiv.remove();

        $.Widget.prototype.destroy.apply(this, arguments);

        return this;
    },

    value: function(newValue) {
        if (newValue === undefined) {
            return this._value();
        }
        
        this._setOption('value', newValue);
        return this;
    },

    _setOption: function(key, value) {

        switch (key) {
            case 'value':
                this.options.value = value;
                this._refreshValue();
                this._trigger('change', null, {});
                break;
        }

        $.Widget.prototype._setOption.apply(this, arguments);

    },

    _value: function() {
        var val = this.options.value;
        // normalize invalid value
        if (typeof val != "number")
            val = 0;
        if (val < this._valueMin()) val = this._valueMin();
        if (val > this._valueMax()) val = this._valueMax();

        return val;

    },

    _valueMin: function() {
        var valueMin = 0;
        return valueMin;
    },

    _valueMax: function() {
        var valueMax = 100;
        return valueMax;
    },

    _refreshValue: function() {
        var value = this.value();
        this.valueDiv[value == this._valueMax() ? 'addClass' : 'removeClass']("ui-corner-right");
        this.valueDiv.width(value + '%');
        this.element.attr("aria-valuenow", value);
    }

});

$.extend($.ui.progressbar, {
    version: "1.8rc1"
});

})(jQuery);
/*
 * jQuery UI Slider 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Slider
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.mouse.js
 *    jquery.ui.widget.js
 */

(function($) {

// number of pages in a slider
// (how many times can you page up/down to go through the whole range)
var numPages = 5;

$.widget("ui.slider", $.ui.mouse, {
    options: {
        animate: false,
        distance: 0,
        max: 100,
        min: 0,
        orientation: 'horizontal',
        range: false,
        step: 1,
        value: 0,
        values: null
    },
    _create: function() {

        var self = this, o = this.options;
        this._keySliding = false;
        this._animateOff = true;
        this._handleIndex = null;
        this._detectOrientation();
        this._mouseInit();

        this.element
            .addClass("ui-slider"
                + " ui-slider-" + this.orientation
                + " ui-widget"
                + " ui-widget-content"
                + " ui-corner-all");
        
        if (o.disabled) {
            this.element.addClass('ui-slider-disabled ui-disabled');
        }

        this.range = $([]);

        if (o.range) {

            if (o.range === true) {
                this.range = $('<div></div>');
                if (!o.values) o.values = [this._valueMin(), this._valueMin()];
                if (o.values.length && o.values.length != 2) {
                    o.values = [o.values[0], o.values[0]];
                }
            } else {
                this.range = $('<div></div>');
            }

            this.range
                .appendTo(this.element)
                .addClass("ui-slider-range");

            if (o.range == "min" || o.range == "max") {
                this.range.addClass("ui-slider-range-" + o.range);
            }

            // note: this isn't the most fittingly semantic framework class for this element,
            // but worked best visually with a variety of themes
            this.range.addClass("ui-widget-header");

        }

        if ($(".ui-slider-handle", this.element).length == 0)
            $('<a href="#"></a>')
                .appendTo(this.element)
                .addClass("ui-slider-handle");

        if (o.values && o.values.length) {
            while ($(".ui-slider-handle", this.element).length < o.values.length)
                $('<a href="#"></a>')
                    .appendTo(this.element)
                    .addClass("ui-slider-handle");
        }

        this.handles = $(".ui-slider-handle", this.element)
            .addClass("ui-state-default"
                + " ui-corner-all");

        this.handle = this.handles.eq(0);

        this.handles.add(this.range).filter("a")
            .click(function(event) {
                event.preventDefault();
            })
            .hover(function() {
                if (!o.disabled) {
                    $(this).addClass('ui-state-hover');
                }
            }, function() {
                $(this).removeClass('ui-state-hover');
            })
            .focus(function() {
                if (!o.disabled) {
                    $(".ui-slider .ui-state-focus").removeClass('ui-state-focus'); $(this).addClass('ui-state-focus');
                } else {
                    $(this).blur();
                }
            })
            .blur(function() {
                $(this).removeClass('ui-state-focus');
            });

        this.handles.each(function(i) {
            $(this).data("index.ui-slider-handle", i);
        });

        this.handles.keydown(function(event) {

            var ret = true;

            var index = $(this).data("index.ui-slider-handle");

            if (self.options.disabled)
                return;

            switch (event.keyCode) {
                case $.ui.keyCode.HOME:
                case $.ui.keyCode.END:
                case $.ui.keyCode.PAGE_UP:
                case $.ui.keyCode.PAGE_DOWN:
                case $.ui.keyCode.UP:
                case $.ui.keyCode.RIGHT:
                case $.ui.keyCode.DOWN:
                case $.ui.keyCode.LEFT:
                    ret = false;
                    if (!self._keySliding) {
                        self._keySliding = true;
                        $(this).addClass("ui-state-active");
                        self._start(event, index);
                    }
                    break;
            }

            var curVal, newVal, step = self._step();
            if (self.options.values && self.options.values.length) {
                curVal = newVal = self.values(index);
            } else {
                curVal = newVal = self.value();
            }

            switch (event.keyCode) {
                case $.ui.keyCode.HOME:
                    newVal = self._valueMin();
                    break;
                case $.ui.keyCode.END:
                    newVal = self._valueMax();
                    break;
                case $.ui.keyCode.PAGE_UP:
                    newVal = curVal + ((self._valueMax() - self._valueMin()) / numPages);
                    break;
                case $.ui.keyCode.PAGE_DOWN:
                    newVal = curVal - ((self._valueMax() - self._valueMin()) / numPages);
                    break;
                case $.ui.keyCode.UP:
                case $.ui.keyCode.RIGHT:
                    if(curVal == self._valueMax()) return;
                    newVal = curVal + step;
                    break;
                case $.ui.keyCode.DOWN:
                case $.ui.keyCode.LEFT:
                    if(curVal == self._valueMin()) return;
                    newVal = curVal - step;
                    break;
            }

            self._slide(event, index, newVal);

            return ret;

        }).keyup(function(event) {

            var index = $(this).data("index.ui-slider-handle");

            if (self._keySliding) {
                self._stop(event, index);
                self._change(event, index);
                self._keySliding = false;
                $(this).removeClass("ui-state-active");
            }

        });

        this._refreshValue();

        this._animateOff = false;

    },

    destroy: function() {

        this.handles.remove();
        this.range.remove();

        this.element
            .removeClass("ui-slider"
                + " ui-slider-horizontal"
                + " ui-slider-vertical"
                + " ui-slider-disabled"
                + " ui-widget"
                + " ui-widget-content"
                + " ui-corner-all")
            .removeData("slider")
            .unbind(".slider");

        this._mouseDestroy();

        return this;
    },

    _mouseCapture: function(event) {

        var o = this.options;

        if (o.disabled)
            return false;

        this.elementSize = {
            width: this.element.outerWidth(),
            height: this.element.outerHeight()
        };
        this.elementOffset = this.element.offset();

        var position = { x: event.pageX, y: event.pageY };
        var normValue = this._normValueFromMouse(position);

        var distance = this._valueMax() - this._valueMin() + 1, closestHandle;
        var self = this, index;
        this.handles.each(function(i) {
            var thisDistance = Math.abs(normValue - self.values(i));
            if (distance > thisDistance) {
                distance = thisDistance;
                closestHandle = $(this);
                index = i;
            }
        });

        // workaround for bug #3736 (if both handles of a range are at 0,
        // the first is always used as the one with least distance,
        // and moving it is obviously prevented by preventing negative ranges)
        if(o.range == true && this.values(1) == o.min) {
            closestHandle = $(this.handles[++index]);
        }

        this._start(event, index);

        self._handleIndex = index;

        closestHandle
            .addClass("ui-state-active")
            .focus();
        
        var offset = closestHandle.offset();
        var mouseOverHandle = !$(event.target).parents().andSelf().is('.ui-slider-handle');
        this._clickOffset = mouseOverHandle ? { left: 0, top: 0 } : {
            left: event.pageX - offset.left - (closestHandle.width() / 2),
            top: event.pageY - offset.top
                - (closestHandle.height() / 2)
                - (parseInt(closestHandle.css('borderTopWidth'),10) || 0)
                - (parseInt(closestHandle.css('borderBottomWidth'),10) || 0)
                + (parseInt(closestHandle.css('marginTop'),10) || 0)
        };

        normValue = this._normValueFromMouse(position);
        this._slide(event, index, normValue);
        this._animateOff = true;
        return true;

    },

    _mouseStart: function(event) {
        return true;
    },

    _mouseDrag: function(event) {

        var position = { x: event.pageX, y: event.pageY };
        var normValue = this._normValueFromMouse(position);
        
        this._slide(event, this._handleIndex, normValue);

        return false;

    },

    _mouseStop: function(event) {

        this.handles.removeClass("ui-state-active");
        this._stop(event, this._handleIndex);
        this._change(event, this._handleIndex);
        this._handleIndex = null;
        this._clickOffset = null;

        this._animateOff = false;
        return false;

    },
    
    _detectOrientation: function() {
        this.orientation = this.options.orientation == 'vertical' ? 'vertical' : 'horizontal';
    },

    _normValueFromMouse: function(position) {

        var pixelTotal, pixelMouse;
        if ('horizontal' == this.orientation) {
            pixelTotal = this.elementSize.width;
            pixelMouse = position.x - this.elementOffset.left - (this._clickOffset ? this._clickOffset.left : 0);
        } else {
            pixelTotal = this.elementSize.height;
            pixelMouse = position.y - this.elementOffset.top - (this._clickOffset ? this._clickOffset.top : 0);
        }

        var percentMouse = (pixelMouse / pixelTotal);
        if (percentMouse > 1) percentMouse = 1;
        if (percentMouse < 0) percentMouse = 0;
        if ('vertical' == this.orientation)
            percentMouse = 1 - percentMouse;

        var valueTotal = this._valueMax() - this._valueMin(),
            valueMouse = percentMouse * valueTotal,
            valueMouseModStep = valueMouse % this.options.step,
            normValue = this._valueMin() + valueMouse - valueMouseModStep;

        if (valueMouseModStep > (this.options.step / 2))
            normValue += this.options.step;

        // Since JavaScript has problems with large floats, round
        // the final value to 5 digits after the decimal point (see #4124)
        return parseFloat(normValue.toFixed(5));

    },

    _start: function(event, index) {
        var uiHash = {
            handle: this.handles[index],
            value: this.value()
        };
        if (this.options.values && this.options.values.length) {
            uiHash.value = this.values(index);
            uiHash.values = this.values();
        }
        this._trigger("start", event, uiHash);
    },

    _slide: function(event, index, newVal) {

        var handle = this.handles[index];

        if (this.options.values && this.options.values.length) {

            var otherVal = this.values(index ? 0 : 1);

            if ((this.options.values.length == 2 && this.options.range === true) && 
                ((index == 0 && newVal > otherVal) || (index == 1 && newVal < otherVal))){
                 newVal = otherVal;
            }

            if (newVal != this.values(index)) {
                var newValues = this.values();
                newValues[index] = newVal;
                // A slide can be canceled by returning false from the slide callback
                var allowed = this._trigger("slide", event, {
                    handle: this.handles[index],
                    value: newVal,
                    values: newValues
                });
                var otherVal = this.values(index ? 0 : 1);
                if (allowed !== false) {
                    this.values(index, newVal, true);
                }
            }

        } else {

            if (newVal != this.value()) {
                // A slide can be canceled by returning false from the slide callback
                var allowed = this._trigger("slide", event, {
                    handle: this.handles[index],
                    value: newVal
                });
                if (allowed !== false) {
                    this.value(newVal);
                }
                    
            }

        }

    },

    _stop: function(event, index) {
        var uiHash = {
            handle: this.handles[index],
            value: this.value()
        };
        if (this.options.values && this.options.values.length) {
            uiHash.value = this.values(index);
            uiHash.values = this.values();
        }
        this._trigger("stop", event, uiHash);
    },

    _change: function(event, index) {
        var uiHash = {
            handle: this.handles[index],
            value: this.value()
        };
        if (this.options.values && this.options.values.length) {
            uiHash.value = this.values(index);
            uiHash.values = this.values();
        }
        this._trigger("change", event, uiHash);
    },

    value: function(newValue) {

        if (arguments.length) {
            this.options.value = this._trimValue(newValue);
            this._refreshValue();
            this._change(null, 0);
        }

        return this._value();

    },

    values: function(index, newValue) {

        if (arguments.length > 1) {
            this.options.values[index] = this._trimValue(newValue);
            this._refreshValue();
            this._change(null, index);
        }

        if (arguments.length) {
            if ($.isArray(arguments[0])) {
                var vals = this.options.values, newValues = arguments[0];
                for (var i = 0, l = vals.length; i < l; i++) {
                    vals[i] = this._trimValue(newValues[i]);
                    this._change(null, i);
                }
                this._refreshValue();
            } else {
                if (this.options.values && this.options.values.length) {
                    return this._values(index);
                } else {
                    return this.value();
                }
            }
        } else {
            return this._values();
        }

    },

    _setOption: function(key, value) {

        $.Widget.prototype._setOption.apply(this, arguments);

        switch (key) {
            case 'disabled':
                if (value) {
                    this.handles.filter(".ui-state-focus").blur();
                    this.handles.removeClass("ui-state-hover");
                    this.handles.attr("disabled", "disabled");
                    this.element.addClass("ui-disabled");
                } else {
                    this.handles.removeAttr("disabled");
                    this.element.removeClass("ui-disabled");
                }
            case 'orientation':

                this._detectOrientation();
                
                this.element
                    .removeClass("ui-slider-horizontal ui-slider-vertical")
                    .addClass("ui-slider-" + this.orientation);
                this._refreshValue();
                break;
            case 'value':
                this._animateOff = true;
                this._refreshValue();
                this._animateOff = false;
                break;
            case 'values':
                this._animateOff = true;
                this._refreshValue();
                this._animateOff = false;
                break;
        }

    },

    _step: function() {
        var step = this.options.step;
        return step;
    },

    _value: function() {
        //internal value getter
        // _value() returns value trimmed by min and max
        var val = this.options.value;
        val = this._trimValue(val);

        return val;
    },

    _values: function(index) {
        //internal values getter
        // _values() returns array of values trimmed by min and max
        // _values(index) returns single value trimmed by min and max

        if (arguments.length) {
            var val = this.options.values[index];
            val = this._trimValue(val);

            return val;
        } else {
            // .slice() creates a copy of the array
            // this copy gets trimmed by min and max and then returned
            var vals = this.options.values.slice();
            for (var i = 0, l = vals.length; i < l; i++) {
                vals[i] = this._trimValue(vals[i]);
            }

            return vals;
        }

    },
    
    _trimValue: function(val) {
        if (val < this._valueMin()) val = this._valueMin();
        if (val > this._valueMax()) val = this._valueMax();

        return val;
    },

    _valueMin: function() {
        var valueMin = this.options.min;
        return valueMin;
    },

    _valueMax: function() {
        var valueMax = this.options.max;
        return valueMax;
    },
    
    _refreshValue: function() {

        var oRange = this.options.range, o = this.options, self = this;
        var animate = (!this._animateOff) ? o.animate : false;

        if (this.options.values && this.options.values.length) {
            var vp0, vp1;
            this.handles.each(function(i, j) {
                var valPercent = (self.values(i) - self._valueMin()) / (self._valueMax() - self._valueMin()) * 100;
                var _set = {}; _set[self.orientation == 'horizontal' ? 'left' : 'bottom'] = valPercent + '%';
                $(this).stop(1,1)[animate ? 'animate' : 'css'](_set, o.animate);
                if (self.options.range === true) {
                    if (self.orientation == 'horizontal') {
                        (i == 0) && self.range.stop(1,1)[animate ? 'animate' : 'css']({ left: valPercent + '%' }, o.animate);
                        (i == 1) && self.range[animate ? 'animate' : 'css']({ width: (valPercent - lastValPercent) + '%' }, { queue: false, duration: o.animate });
                    } else {
                        (i == 0) && self.range.stop(1,1)[animate ? 'animate' : 'css']({ bottom: (valPercent) + '%' }, o.animate);
                        (i == 1) && self.range[animate ? 'animate' : 'css']({ height: (valPercent - lastValPercent) + '%' }, { queue: false, duration: o.animate });
                    }
                }
                lastValPercent = valPercent;
            });
        } else {
            var value = this.value(),
                valueMin = this._valueMin(),
                valueMax = this._valueMax(),
                valPercent = valueMax != valueMin
                    ? (value - valueMin) / (valueMax - valueMin) * 100
                    : 0;
            var _set = {}; _set[self.orientation == 'horizontal' ? 'left' : 'bottom'] = valPercent + '%';
            this.handle.stop(1,1)[animate ? 'animate' : 'css'](_set, o.animate);

            (oRange == "min") && (this.orientation == "horizontal") && this.range.stop(1,1)[animate ? 'animate' : 'css']({ width: valPercent + '%' }, o.animate);
            (oRange == "max") && (this.orientation == "horizontal") && this.range[animate ? 'animate' : 'css']({ width: (100 - valPercent) + '%' }, { queue: false, duration: o.animate });
            (oRange == "min") && (this.orientation == "vertical") && this.range.stop(1,1)[animate ? 'animate' : 'css']({ height: valPercent + '%' }, o.animate);
            (oRange == "max") && (this.orientation == "vertical") && this.range[animate ? 'animate' : 'css']({ height: (100 - valPercent) + '%' }, { queue: false, duration: o.animate });
        }

    }
    
});

$.extend($.ui.slider, {
    version: "1.8rc1",
    eventPrefix: "slide"
});

})(jQuery);
/*
 * jQuery UI Tabs 1.8rc1
 *
 * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Tabs
 *
 * Depends:
 *    jquery.ui.core.js
 *    jquery.ui.widget.js
 */
(function($) {

var tabId = 0;

$.widget("ui.tabs", {
    options: {
        add: null,
        ajaxOptions: null,
        cache: false,
        cookie: null, // e.g. { expires: 7, path: '/', domain: 'jquery.com', secure: true }
        collapsible: false,
        disable: null,
        disabled: [],
        enable: null,
        event: 'click',
        fx: null, // e.g. { height: 'toggle', opacity: 'toggle', duration: 200 }
        idPrefix: 'ui-tabs-',
        load: null,
        panelTemplate: '<div></div>',
        remove: null,
        select: null,
        show: null,
        spinner: '<em>Loading&#8230;</em>',
        tabTemplate: '<li><a href="#{href}"><span>#{label}</span></a></li>'
    },
    _create: function() {
        this._tabify(true);
    },

    _setOption: function(key, value) {
        if (key == 'selected') {
            if (this.options.collapsible && value == this.options.selected) {
                return;
            }
            this.select(value);
        }
        else {
            this.options[key] = value;
            this._tabify();
        }
    },

    _tabId: function(a) {
        return a.title && a.title.replace(/\s/g, '_').replace(/[^A-Za-z0-9\-_:\.]/g, '') ||
            this.options.idPrefix + (++tabId);
    },

    _sanitizeSelector: function(hash) {
        return hash.replace(/:/g, '\\:'); // we need this because an id may contain a ":"
    },

    _cookie: function() {
        var cookie = this.cookie || (this.cookie = this.options.cookie.name || 'ui-tabs-' + $.data(this.list[0]));
        return $.cookie.apply(null, [cookie].concat($.makeArray(arguments)));
    },

    _ui: function(tab, panel) {
        return {
            tab: tab,
            panel: panel,
            index: this.anchors.index(tab)
        };
    },

    _cleanup: function() {
        // restore all former loading tabs labels
        this.lis.filter('.ui-state-processing').removeClass('ui-state-processing')
                .find('span:data(label.tabs)')
                .each(function() {
                    var el = $(this);
                    el.html(el.data('label.tabs')).removeData('label.tabs');
                });
    },

    _tabify: function(init) {

        this.list = this.element.find('ol,ul').eq(0);
        this.lis = $('li:has(a[href])', this.list);
        this.anchors = this.lis.map(function() { return $('a', this)[0]; });
        this.panels = $([]);

        var self = this, o = this.options;

        var fragmentId = /^#.+/; // Safari 2 reports '#' for an empty hash
        this.anchors.each(function(i, a) {
            var href = $(a).attr('href');

            // For dynamically created HTML that contains a hash as href IE < 8 expands
            // such href to the full page url with hash and then misinterprets tab as ajax.
            // Same consideration applies for an added tab with a fragment identifier
            // since a[href=#fragment-identifier] does unexpectedly not match.
            // Thus normalize href attribute...
            var hrefBase = href.split('#')[0], baseEl;
            if (hrefBase && (hrefBase === location.toString().split('#')[0] ||
                    (baseEl = $('base')[0]) && hrefBase === baseEl.href)) {
                href = a.hash;
                a.href = href;
            }

            // inline tab
            if (fragmentId.test(href)) {
                self.panels = self.panels.add(self._sanitizeSelector(href));
            }

            // remote tab
            else if (href != '#') { // prevent loading the page itself if href is just "#"
                $.data(a, 'href.tabs', href); // required for restore on destroy

                // TODO until #3808 is fixed strip fragment identifier from url
                // (IE fails to load from such url)
                $.data(a, 'load.tabs', href.replace(/#.*$/, '')); // mutable data

                var id = self._tabId(a);
                a.href = '#' + id;
                var $panel = $('#' + id);
                if (!$panel.length) {
                    $panel = $(o.panelTemplate).attr('id', id).addClass('ui-tabs-panel ui-widget-content ui-corner-bottom')
                        .insertAfter(self.panels[i - 1] || self.list);
                    $panel.data('destroy.tabs', true);
                }
                self.panels = self.panels.add($panel);
            }

            // invalid tab href
            else {
                o.disabled.push(i);
            }
        });

        // initialization from scratch
        if (init) {

            // attach necessary classes for styling
            this.element.addClass('ui-tabs ui-widget ui-widget-content ui-corner-all');
            this.list.addClass('ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all');
            this.lis.addClass('ui-state-default ui-corner-top');
            this.panels.addClass('ui-tabs-panel ui-widget-content ui-corner-bottom');

            // Selected tab
            // use "selected" option or try to retrieve:
            // 1. from fragment identifier in url
            // 2. from cookie
            // 3. from selected class attribute on <li>
            if (o.selected === undefined) {
                if (location.hash) {
                    this.anchors.each(function(i, a) {
                        if (a.hash == location.hash) {
                            o.selected = i;
                            return false; // break
                        }
                    });
                }
                if (typeof o.selected != 'number' && o.cookie) {
                    o.selected = parseInt(self._cookie(), 10);
                }
                if (typeof o.selected != 'number' && this.lis.filter('.ui-tabs-selected').length) {
                    o.selected = this.lis.index(this.lis.filter('.ui-tabs-selected'));
                }
                o.selected = o.selected || this.lis.length ? 0 : -1;
            }
            else if (o.selected === null) { // usage of null is deprecated, TODO remove in next release
                o.selected = -1;
            }

            // sanity check - default to first tab...
            o.selected = ((o.selected >= 0 && this.anchors[o.selected]) || o.selected < 0) ? o.selected : 0;

            // Take disabling tabs via class attribute from HTML
            // into account and update option properly.
            // A selected tab cannot become disabled.
            o.disabled = $.unique(o.disabled.concat(
                $.map(this.lis.filter('.ui-state-disabled'),
                    function(n, i) { return self.lis.index(n); } )
            )).sort();

            if ($.inArray(o.selected, o.disabled) != -1) {
                o.disabled.splice($.inArray(o.selected, o.disabled), 1);
            }

            // highlight selected tab
            this.panels.addClass('ui-tabs-hide');
            this.lis.removeClass('ui-tabs-selected ui-state-active');
            if (o.selected >= 0 && this.anchors.length) { // check for length avoids error when initializing empty list
                this.panels.eq(o.selected).removeClass('ui-tabs-hide');
                this.lis.eq(o.selected).addClass('ui-tabs-selected ui-state-active');

                // seems to be expected behavior that the show callback is fired
                self.element.queue("tabs", function() {
                    self._trigger('show', null, self._ui(self.anchors[o.selected], self.panels[o.selected]));
                });
                
                this.load(o.selected);
            }

            // clean up to avoid memory leaks in certain versions of IE 6
            $(window).bind('unload', function() {
                self.lis.add(self.anchors).unbind('.tabs');
                self.lis = self.anchors = self.panels = null;
            });

        }
        // update selected after add/remove
        else {
            o.selected = this.lis.index(this.lis.filter('.ui-tabs-selected'));
        }

        // update collapsible
        this.element[o.collapsible ? 'addClass' : 'removeClass']('ui-tabs-collapsible');

        // set or update cookie after init and add/remove respectively
        if (o.cookie) {
            this._cookie(o.selected, o.cookie);
        }

        // disable tabs
        for (var i = 0, li; (li = this.lis[i]); i++) {
            $(li)[$.inArray(i, o.disabled) != -1 &&
                !$(li).hasClass('ui-tabs-selected') ? 'addClass' : 'removeClass']('ui-state-disabled');
        }

        // reset cache if switching from cached to not cached
        if (o.cache === false) {
            this.anchors.removeData('cache.tabs');
        }

        // remove all handlers before, tabify may run on existing tabs after add or option change
        this.lis.add(this.anchors).unbind('.tabs');

        if (o.event != 'mouseover') {
            var addState = function(state, el) {
                if (el.is(':not(.ui-state-disabled)')) {
                    el.addClass('ui-state-' + state);
                }
            };
            var removeState = function(state, el) {
                el.removeClass('ui-state-' + state);
            };
            this.lis.bind('mouseover.tabs', function() {
                addState('hover', $(this));
            });
            this.lis.bind('mouseout.tabs', function() {
                removeState('hover', $(this));
            });
            this.anchors.bind('focus.tabs', function() {
                addState('focus', $(this).closest('li'));
            });
            this.anchors.bind('blur.tabs', function() {
                removeState('focus', $(this).closest('li'));
            });
        }

        // set up animations
        var hideFx, showFx;
        if (o.fx) {
            if ($.isArray(o.fx)) {
                hideFx = o.fx[0];
                showFx = o.fx[1];
            }
            else {
                hideFx = showFx = o.fx;
            }
        }

        // Reset certain styles left over from animation
        // and prevent IE's ClearType bug...
        function resetStyle($el, fx) {
            $el.css({ display: '' });
            if (!$.support.opacity && fx.opacity) {
                $el[0].style.removeAttribute('filter');
            }
        }

        // Show a tab...
        var showTab = showFx ?
            function(clicked, $show) {
                $(clicked).closest('li').addClass('ui-tabs-selected ui-state-active');
                $show.hide().removeClass('ui-tabs-hide') // avoid flicker that way
                    .animate(showFx, showFx.duration || 'normal', function() {
                        resetStyle($show, showFx);
                        self._trigger('show', null, self._ui(clicked, $show[0]));
                    });
            } :
            function(clicked, $show) {
                $(clicked).closest('li').addClass('ui-tabs-selected ui-state-active');
                $show.removeClass('ui-tabs-hide');
                self._trigger('show', null, self._ui(clicked, $show[0]));
            };

        // Hide a tab, $show is optional...
        var hideTab = hideFx ?
            function(clicked, $hide) {
                $hide.animate(hideFx, hideFx.duration || 'normal', function() {
                    self.lis.removeClass('ui-tabs-selected ui-state-active');
                    $hide.addClass('ui-tabs-hide');
                    resetStyle($hide, hideFx);
                    self.element.dequeue("tabs");
                });
            } :
            function(clicked, $hide, $show) {
                self.lis.removeClass('ui-tabs-selected ui-state-active');
                $hide.addClass('ui-tabs-hide');
                self.element.dequeue("tabs");
            };

        // attach tab event handler, unbind to avoid duplicates from former tabifying...
        this.anchors.bind(o.event + '.tabs', function() {
            var el = this, $li = $(this).closest('li'), $hide = self.panels.filter(':not(.ui-tabs-hide)'),
                    $show = $(self._sanitizeSelector(this.hash));

            // If tab is already selected and not collapsible or tab disabled or
            // or is already loading or click callback returns false stop here.
            // Check if click handler returns false last so that it is not executed
            // for a disabled or loading tab!
            if (($li.hasClass('ui-tabs-selected') && !o.collapsible) ||
                $li.hasClass('ui-state-disabled') ||
                $li.hasClass('ui-state-processing') ||
                self._trigger('select', null, self._ui(this, $show[0])) === false) {
                this.blur();
                return false;
            }

            o.selected = self.anchors.index(this);

            self.abort();

            // if tab may be closed
            if (o.collapsible) {
                if ($li.hasClass('ui-tabs-selected')) {
                    o.selected = -1;

                    if (o.cookie) {
                        self._cookie(o.selected, o.cookie);
                    }

                    self.element.queue("tabs", function() {
                        hideTab(el, $hide);
                    }).dequeue("tabs");
                    
                    this.blur();
                    return false;
                }
                else if (!$hide.length) {
                    if (o.cookie) {
                        self._cookie(o.selected, o.cookie);
                    }
                    
                    self.element.queue("tabs", function() {
                        showTab(el, $show);
                    });

                    self.load(self.anchors.index(this)); // TODO make passing in node possible, see also http://dev.jqueryui.com/ticket/3171
                    
                    this.blur();
                    return false;
                }
            }

            if (o.cookie) {
                self._cookie(o.selected, o.cookie);
            }

            // show new tab
            if ($show.length) {
                if ($hide.length) {
                    self.element.queue("tabs", function() {
                        hideTab(el, $hide);
                    });
                }
                self.element.queue("tabs", function() {
                    showTab(el, $show);
                });
                
                self.load(self.anchors.index(this));
            }
            else {
                throw 'jQuery UI Tabs: Mismatching fragment identifier.';
            }

            // Prevent IE from keeping other link focussed when using the back button
            // and remove dotted border from clicked link. This is controlled via CSS
            // in modern browsers; blur() removes focus from address bar in Firefox
            // which can become a usability and annoying problem with tabs('rotate').
            if ($.browser.msie) {
                this.blur();
            }

        });

        // disable click in any case
        this.anchors.bind('click.tabs', function(){return false;});

    },

    destroy: function() {
        var o = this.options;

        this.abort();
        
        this.element.unbind('.tabs')
            .removeClass('ui-tabs ui-widget ui-widget-content ui-corner-all ui-tabs-collapsible')
            .removeData('tabs');

        this.list.removeClass('ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all');

        this.anchors.each(function() {
            var href = $.data(this, 'href.tabs');
            if (href) {
                this.href = href;
            }
            var $this = $(this).unbind('.tabs');
            $.each(['href', 'load', 'cache'], function(i, prefix) {
                $this.removeData(prefix + '.tabs');
            });
        });

        this.lis.unbind('.tabs').add(this.panels).each(function() {
            if ($.data(this, 'destroy.tabs')) {
                $(this).remove();
            }
            else {
                $(this).removeClass([
                    'ui-state-default',
                    'ui-corner-top',
                    'ui-tabs-selected',
                    'ui-state-active',
                    'ui-state-hover',
                    'ui-state-focus',
                    'ui-state-disabled',
                    'ui-tabs-panel',
                    'ui-widget-content',
                    'ui-corner-bottom',
                    'ui-tabs-hide'
                ].join(' '));
            }
        });

        if (o.cookie) {
            this._cookie(null, o.cookie);
        }

        return this;
    },

    add: function(url, label, index) {
        if (index === undefined) {
            index = this.anchors.length; // append by default
        }

        var self = this, o = this.options,
            $li = $(o.tabTemplate.replace(/#\{href\}/g, url).replace(/#\{label\}/g, label)),
            id = !url.indexOf('#') ? url.replace('#', '') : this._tabId($('a', $li)[0]);

        $li.addClass('ui-state-default ui-corner-top').data('destroy.tabs', true);

        // try to find an existing element before creating a new one
        var $panel = $('#' + id);
        if (!$panel.length) {
            $panel = $(o.panelTemplate).attr('id', id).data('destroy.tabs', true);
        }
        $panel.addClass('ui-tabs-panel ui-widget-content ui-corner-bottom ui-tabs-hide');

        if (index >= this.lis.length) {
            $li.appendTo(this.list);
            $panel.appendTo(this.list[0].parentNode);
        }
        else {
            $li.insertBefore(this.lis[index]);
            $panel.insertBefore(this.panels[index]);
        }

        o.disabled = $.map(o.disabled,
            function(n, i) { return n >= index ? ++n : n; });

        this._tabify();

        if (this.anchors.length == 1) { // after tabify
            o.selected = 0;
            $li.addClass('ui-tabs-selected ui-state-active');
            $panel.removeClass('ui-tabs-hide');
            this.element.queue("tabs", function() {
                self._trigger('show', null, self._ui(self.anchors[0], self.panels[0]));
            });
                
            this.load(0);
        }

        // callback
        this._trigger('add', null, this._ui(this.anchors[index], this.panels[index]));
        return this;
    },

    remove: function(index) {
        var o = this.options, $li = this.lis.eq(index).remove(),
            $panel = this.panels.eq(index).remove();

        // If selected tab was removed focus tab to the right or
        // in case the last tab was removed the tab to the left.
        if ($li.hasClass('ui-tabs-selected') && this.anchors.length > 1) {
            this.select(index + (index + 1 < this.anchors.length ? 1 : -1));
        }

        o.disabled = $.map($.grep(o.disabled, function(n, i) { return n != index; }),
            function(n, i) { return n >= index ? --n : n; });

        this._tabify();

        // callback
        this._trigger('remove', null, this._ui($li.find('a')[0], $panel[0]));
        return this;
    },

    enable: function(index) {
        var o = this.options;
        if ($.inArray(index, o.disabled) == -1) {
            return;
        }

        this.lis.eq(index).removeClass('ui-state-disabled');
        o.disabled = $.grep(o.disabled, function(n, i) { return n != index; });

        // callback
        this._trigger('enable', null, this._ui(this.anchors[index], this.panels[index]));
        return this;
    },

    disable: function(index) {
        var self = this, o = this.options;
        if (index != o.selected) { // cannot disable already selected tab
            this.lis.eq(index).addClass('ui-state-disabled');

            o.disabled.push(index);
            o.disabled.sort();

            // callback
            this._trigger('disable', null, this._ui(this.anchors[index], this.panels[index]));
        }

        return this;
    },

    select: function(index) {
        if (typeof index == 'string') {
            index = this.anchors.index(this.anchors.filter('[href$=' + index + ']'));
        }
        else if (index === null) { // usage of null is deprecated, TODO remove in next release
            index = -1;
        }
        if (index == -1 && this.options.collapsible) {
            index = this.options.selected;
        }

        this.anchors.eq(index).trigger(this.options.event + '.tabs');
        return this;
    },

    load: function(index) {
        var self = this, o = this.options, a = this.anchors.eq(index)[0], url = $.data(a, 'load.tabs');

        this.abort();

        // not remote or from cache
        if (!url || this.element.queue("tabs").length !== 0 && $.data(a, 'cache.tabs')) {
            this.element.dequeue("tabs");
            return;
        }

        // load remote from here on
        this.lis.eq(index).addClass('ui-state-processing');

        if (o.spinner) {
            var span = $('span', a);
            span.data('label.tabs', span.html()).html(o.spinner);
        }

        this.xhr = $.ajax($.extend({}, o.ajaxOptions, {
            url: url,
            success: function(r, s) {
                $(self._sanitizeSelector(a.hash)).html(r);

                // take care of tab labels
                self._cleanup();

                if (o.cache) {
                    $.data(a, 'cache.tabs', true); // if loaded once do not load them again
                }

                // callbacks
                self._trigger('load', null, self._ui(self.anchors[index], self.panels[index]));
                try {
                    o.ajaxOptions.success(r, s);
                }
                catch (e) {}

                // last, so that load event is fired before show...
                self.element.dequeue("tabs");
            }
        }));

        return this;
    },

    abort: function() {
        // stop possibly running animations
        this.element.queue([]);
        this.panels.stop(false, true);

        // "tabs" queue must not contain more than two elements,
        // which are the callbacks for the latest clicked tab...
        this.element.queue("tabs", this.element.queue("tabs").splice(-2, 2));

        // terminate pending requests from other tabs
        if (this.xhr) {
            this.xhr.abort();
            delete this.xhr;
        }

        // take care of tab labels
        this._cleanup();
        return this;
    },

    url: function(index, url) {
        this.anchors.eq(index).removeData('cache.tabs').data('load.tabs', url);
        return this;
    },

    length: function() {
        return this.anchors.length;
    }

});

$.extend($.ui.tabs, {
    version: '1.8rc1'
});

/*
 * Tabs Extensions
 */

/*
 * Rotate
 */
$.extend($.ui.tabs.prototype, {
    rotation: null,
    rotate: function(ms, continuing) {

        var self = this, o = this.options;
        
        var rotate = self._rotate || (self._rotate = function(e) {
            clearTimeout(self.rotation);
            self.rotation = setTimeout(function() {
                var t = o.selected;
                self.select( ++t < self.anchors.length ? t : 0 );
            }, ms);
            
            if (e) {
                e.stopPropagation();
            }
        });
        
        var stop = self._unrotate || (self._unrotate = !continuing ?
            function(e) {
                if (e.clientX) { // in case of a true click
                    self.rotate(null);
                }
            } :
            function(e) {
                t = o.selected;
                rotate();
            });

        // start rotation
        if (ms) {
            this.element.bind('tabsshow', rotate);
            this.anchors.bind(o.event + '.tabs', stop);
            rotate();
        }
        // stop rotation
        else {
            clearTimeout(self.rotation);
            this.element.unbind('tabsshow', rotate);
            this.anchors.unbind(o.event + '.tabs', stop);
            delete this._rotate;
            delete this._unrotate;
        }

        return this;
    }
});

})(jQuery);

/* /js/blocks/scroller.js */
/*
 * jquery.tools 1.0.2 - The missing UI library
 * 
 * [tools.scrollable-1.0.5]
 * 
 * Copyright (c) 2009 Tero Piirainen
 * http://flowplayer.org/tools/
 *
 * Dual licensed under MIT and GPL 2+ licenses
 * http://www.opensource.org/licenses
 * 
 * -----
 * 
 * Build: Fri Jun 12 13:55:52 GMT+00:00 2009
 */
(function(b){b.tools=b.tools||{version:{}};b.tools.version.scrollable="1.0.5";var c=null;function a(p,m){var s=this;if(!c){c=s}function n(t,u){b(s).bind(t,function(w,v){if(u&&u.call(this,v.index)===false&&v){v.proceed=false}});return s}b.each(m,function(t,u){if(b.isFunction(u)){n(t,u)}});var d=!m.vertical;var f=b(m.items,p);var j=0;function l(u,t){return u.indexOf("#")!=-1?b(u).eq(0):t.siblings(u).eq(0)}var q=l(m.navi,p);var g=l(m.prev,p);var i=l(m.next,p);var h=l(m.prevPage,p);var o=l(m.nextPage,p);b.extend(s,{getIndex:function(){return j},getConf:function(){return m},getSize:function(){return s.getItems().size()},getPageAmount:function(){return Math.ceil(this.getSize()/m.size)},getPageIndex:function(){return Math.ceil(j/m.size)},getRoot:function(){return p},getItemWrap:function(){return f},getItems:function(){return f.children()},getVisibleItems:function(){return s.getItems().slice(j,j+m.size)},seekTo:function(w,u,A){if(u===undefined){u=m.speed}if(b.isFunction(u)){A=u;u=m.speed}if(w<0){w=0}if(w>s.getSize()-m.size){return s}var B=s.getItems().eq(w);if(!B.length){return s}var t={index:w,proceed:true};b(s).trigger("onBeforeSeek",t);if(!t.proceed){return s}if(d){var v=-B.position().left;f.animate({left:v},u,m.easing,A?function(){A.call(s)}:null)}else{var z=-B.position().top;f.animate({top:z},u,m.easing,A?function(){A.call(s)}:null)}if(q.length){var x=m.activeClass;var y=Math.ceil(w/m.size);y=Math.min(y,q.children().length-1);q.children().removeClass(x).eq(y).addClass(x)}if(w===0){g.add(h).addClass(m.disabledClass)}else{g.add(h).removeClass(m.disabledClass)}if(w>=s.getSize()-m.size){i.add(o).addClass(m.disabledClass)}else{i.add(o).removeClass(m.disabledClass)}c=s;j=w;b(s).trigger("onSeek",{index:w});return s},move:function(v,u,t){var w=j+v;if(m.loop&&w>(s.getSize()-m.size)){w=0}return this.seekTo(w,u,t)},next:function(u,t){return this.move(1,u,t)},prev:function(u,t){return this.move(-1,u,t)},movePage:function(v,u,t){return this.move(m.size*v,u,t)},setPage:function(x,y,v){var u=m.size;var t=u*x;var w=t+u>=this.getSize();if(w){t=this.getSize()-m.size}return this.seekTo(t,y,v)},prevPage:function(u,t){return this.setPage(this.getPageIndex()-1,u,t)},nextPage:function(u,t){return this.setPage(this.getPageIndex()+1,u,t)},begin:function(u,t){return this.seekTo(0,u,t)},end:function(u,t){return this.seekTo(this.getSize()-m.size,u,t)},reload:function(){return r()},click:function(u,x,v){var w=s.getItems().eq(u);var t=m.activeClass;if(u<0||u>=this.getSize()){return s}if(m.size==2){if(u==s.getIndex()){u--}s.getItems().removeClass(t);w.addClass(t);return this.seekTo(u,x,v)}if(!w.hasClass(t)){s.getItems().removeClass(t);w.addClass(t);var z=Math.floor(m.size/2);var y=u-z;if(y>s.getSize()-m.size){y=s.getSize()-m.size}if(y!==u){return this.seekTo(y,x,v)}}return s},onBeforeSeek:function(t){return n("onBeforeSeek",t)},onSeek:function(t){return n("onSeek",t)}});if(b.isFunction(b.fn.mousewheel)){p.bind("mousewheel.scrollable",function(u,v){var t=b.browser.opera?1:-1;s.move(v>0?t:-t,50);return false})}g.addClass(m.disabledClass).click(function(){s.prev()});i.click(function(){s.next()});o.click(function(){s.nextPage()});h.addClass(m.disabledClass).click(function(){s.prevPage()});if(m.keyboard){b(document).unbind("keydown.scrollable").bind("keydown.scrollable",function(t){var u=c;if(!u||t.altKey||t.ctrlKey){return}if(d&&(t.keyCode==37||t.keyCode==39)){u.move(t.keyCode==37?-1:1);return t.preventDefault()}if(!d&&(t.keyCode==38||t.keyCode==40)){u.move(t.keyCode==38?-1:1);return t.preventDefault()}return true})}function r(){if(q.is(":empty")||q.data("me")==s){q.empty();q.data("me",s);for(var u=0;u<s.getPageAmount();u++){var v=b("<"+m.naviItem+"/>").attr("href",u).click(function(x){var w=b(this);w.parent().children().removeClass(m.activeClass);w.addClass(m.activeClass);s.setPage(w.attr("href"));return x.preventDefault()});if(u===0){v.addClass(m.activeClass)}q.append(v)}}else{var t=q.children();t.each(function(w){var x=b(this);x.attr("href",w);if(w===0){x.addClass(m.activeClass)}x.click(function(){q.find("."+m.activeClass).removeClass(m.activeClass);x.addClass(m.activeClass);s.setPage(x.attr("href"))})})}if(m.clickable){s.getItems().each(function(x,w){var y=b(this);if(!y.data("set")){y.bind("click.scrollable",function(){s.click(x)});y.data("set",true)}})}if(m.hoverClass){s.getItems().hover(function(){b(this).addClass(m.hoverClass)},function(){b(this).removeClass(m.hoverClass)})}return s}r();var e=null;function k(){if(e){return}e=setInterval(function(){if(m.interval===0){clearInterval(e);e=0;return}s.next()},m.interval)}if(m.interval>0){p.hover(function(){clearInterval(e);e=0},function(){k()});k()}}b.fn.scrollable=function(d){var e=this.eq(typeof d=="number"?d:0).data("scrollable");if(e){return e}var f={size:5,vertical:false,clickable:true,loop:false,interval:0,speed:400,keyboard:true,activeClass:"active",disabledClass:"disabled",hoverClass:null,easing:"swing",items:".items",prev:".prev",next:".next",prevPage:".prevPage",nextPage:".nextPage",navi:".navi",naviItem:"a",api:false,onBeforeSeek:null,onSeek:null};b.extend(f,d);this.each(function(){e=new a(b(this),f);b(this).data("scrollable",e)});return f.api?e:this}})(jQuery);


/* /js/global.js */


function dbg(data) {
    if(typeof console != 'undefined' && typeof console.info != 'undefined') {
        console.info(data);
    }
}


$(function() {
    var collapsible = function(arr) {
        var smallest = false;
        var largest = false;
        
        for(var i = 0; i < arr.length;i++) {
            var m = arr[i].match(/^\s*/);
            
            if(smallest == false || smallest > m[0].length) {
                smallest = m[0].length;
            }
            if(largest == false || largest < m[0].length) {
                largest = m[0].length;
            }
        }
        
        if(largest == smallest || arr.length == 0) {
            return false;
        }
        
        return true;
    }

    var splitByIndent = function(arr) {
        var rval = [];
        
        var smallest = false;
        
        for(var i = 0; i < arr.length;i++) {
            var m = arr[i].match(/^\s*/);
            
            if(smallest == false || smallest > m[0].length) {
                smallest = m[0].length;
            }
        }
        
        var data = [];
        for(var i = 0; i < arr.length;i++) {
            var m = arr[i].match(/^\s*/);
            
            if(m[0].length == smallest && data.length != 0) {
                rval.push(data);
                data = [];
            }
            
            data.push(arr[i]);
        }
        
        if(data.length != 0) rval.push(data);
        
        return rval;
    }

    var collapsify = function(arr) {
        if(arr.length < 2 || !collapsible(arr)) {
            return arr.join("\n");
        }
        
        var splitted = splitByIndent(arr);
        var rval = [];
        
        for(var i = 0;i < splitted.length;i++) {
            var part = splitted[i];
            var first = part.shift();
            var html = "<span class='collapslink'>" + first + "</span>";

            if(part.length != 0) {
                var rest = collapsify(part);
                html += "\n<span class='collapsable'>" + rest + "</span>";
            } 
            rval.push(html);
        }
        
        return rval.join("\n");
    }
    

    // Pimp debug statements
    $("pre [dir=ltr]").each(
        function() {
            var html = $(this).html();
            $(this).html("");
            
            var split = html.split("\n");
            var newhtml = collapsify(split);
            
            newhtml = newhtml.replace(/\n+/, "\n");
            
            $(this).html(newhtml);
            
            $(".collapslink").css("cursor", "pointer");
            $(".collapslink").click(function() {
                $(this).next(".collapsable").toggle();
            });
        }
    );
})


Array.max = function( array ){
    return Math.max.apply( Math, array );
};

Array.min = function( array ){
    return Math.min.apply( Math, array );
};


$.widget("ui.mask", {
    _init: function() {
        this.mask = $("<div>").appendTo($("body"));
        this.mask.addClass('ui-widget-overlay');
        this.timer = null;
        pos = this.element.position();
        this.mask.css({
            position: 'absolute',
            zIndex: '10', 
            top: Math.floor(pos.top) + 'px',
            left: Math.floor(pos.left) + 'px',
            width: Math.max(this.element.outerWidth(), 0) + 'px',
            height: Math.max(this.element.outerHeight(), 0) + 'px',
            textAlign: 'center',
            display: 'none'
        });
        if(this.options.border) {
            this.mask.css({
                width: Math.max(0, (this.mask.width() - 2)) + 'px',
                height: Math.max(0, (this.mask.height() - 2)) + 'px',
                borderWidth: '1px',
                borderStyle: 'solid',
                borderColor: this.options.borderColor
            });
        }
        if(this.options.showThrobber) {
            margin_top = Math.floor((this.element.height()-70)/2);
            if(margin_top > (Math.floor(($(window).height()-70)/2)+20)) {
                margin_top = $(window).scrollTop() + Math.floor(($(window).height()-70)/2);
            }
            if(margin_top > this.element.height()) {
                margin_top = Math.floor((this.element.height()-70)/2);
            }
            this.throbber = $("<img>").addClass('throbber').attr({width: 66, height: 66, alt: '', src: '/img/frontend/loading-large.gif' }).css({verticalAlign: 'middle'}).css({marginTop: margin_top + 'px'}).appendTo(this.mask);
        }
    },
    
    show: function() {
        this.resize();
        if(this.options.openDelay > 0) {
            if(this.timer != null) {
                return;
            }
            var self = this;
            this.timer = window.setTimeout(function() {
                self.timer = null;
                self.mask.show();
            }, this.options.openDelay);
        } else {
            this.mask.show();
        }
    },
    
    hide: function() {
        if(this.timer != null) {
            window.clearTimeout(this.timer);
            this.timer = null;
        } else {
            this.mask.hide();
        }
    },
    
    resize: function() {
        pos = this.element.offset();
        this.mask.css({
            top: Math.floor(pos.top) + 'px',
            left: Math.floor(pos.left) + 'px',
            width: Math.max(this.element.outerWidth(), 0) + 'px',
            height: Math.max(this.element.outerHeight(), 0) + 'px'
        });
        if(this.options.border) {
            this.mask.css({
                width: Math.max(0, (this.mask.width() - 2)) + 'px',
                height: Math.max(0, (this.mask.height() - 2)) + 'px'
            });
        }             
        if(this.options.showThrobber) {
            $('img.throbber').show();
            margin_top = Math.floor((this.element.height()-70)/2);
            if(margin_top > (Math.floor(($(window).height()-70)/2)+20)) {
                margin_top = $(window).scrollTop() + Math.floor(($(window).height()-70)/2);
            }
            if(margin_top > this.element.height()) {
                margin_top = Math.floor((this.element.height()-70)/2);
            }
            this.mask.find('img.throbber').css({marginTop: margin_top + 'px'});
        }
    }
});

$(document).ready(function() {
    $('body').mask({backgroundColor: '#aaaaaa', openDelay: 0});
});

$.extend($.ui.mask, {
    getter: "",
    defaults: {
        openDelay: 300,
        showThrobber: true,
        backgroundColor: "#aaa",
        opacity: 0.3,
        border: false,
        borderColor: "#000000"
    }
});

jQuery.fn.addStripes = function() {
    return this.each(function(){
        if(!$(this).hasClass('noauto')) {
            $(this).find('tr td').removeClass('even').removeClass('odd');
            $(this).find('tr:even td').addClass('even');
            $(this).find('tr:odd td').addClass('odd');
            $(this).find('td.noauto').removeClass('even').removeClass('odd');
        }
    });
}

jQuery.fn.ensureVisible = function(opts) {
    var options = {
        margin: 10,
        animate: false,
        duration: 1000,
        easing: "easeInQuart"
    };
    
    if(typeof opts == "object") {
        options = $.extend(options, opts);
    }
    
    var top = null;
    var bottom = null;
    var viewportHeight = $(window).height();
    var viewportTop = $(window).scrollTop();
    var viewportBottom = viewportTop + viewportHeight;
    var documentHeight = $(document).height();
    
    var res = this.each(function() {
        var t = $(this).offset().top;
        var b = t + $(this).outerHeight();
        
        if(top === null || top > t) top = t;
        if(bottom === null || bottom < b) bottom = b;
    });
    
    if(top === null || bottom === null) return;
    
    top = Math.max(0, top - options.margin);
    bottom = Math.min(documentHeight, bottom + options.margin);
    var height = bottom - top;
    var topvisible = top > viewportTop && top < viewportBottom;
    var bottomvisible = bottom > viewportTop && bottom < viewportBottom;
    var scroll = function(dest) {
        if(options.animate) {
            $('html,body').animate({scrollTop: dest}, options.duration, options.easing);
        } else {
            $(window).scrollTop(dest);
        }
    };
    
    if(!topvisible || !bottomvisible) {
        if(viewportHeight < height) {
            // viewport too small, scrolling to top
            scroll(top);
        } else {
            if(!topvisible) {
                scroll(top);
            } else if(!bottomvisible) {
                scroll(viewportTop + (bottom - viewportBottom));
            }
        }
    }
    
    return res;
}

$(document).ready(function() {
    $('.striped').addStripes();
});


jQuery.fn.anchorSlide = function() {
    return this.each(function() {
        $(this).bind('click', function(e) {
            target = $(this).attr('href');
            if(target.indexOf('#') > 0) {
                target = target.substring(target.indexOf('#'));
            }
            target = $(target);
            if(target.length==1) {
                e.preventDefault();
                pos = target.offset();
                var duration = pos.top < 1000 ? pos.top : 1200;
                $('html,body').animate({scrollTop: pos.top}, duration, "easeInQuart");
            }
        });
    });
}

$(document).ready(function() {
    $('a.slideAnchor').anchorSlide();
});

function number_format(num) {
    var tgroup = 3;
    var tsep = ",";
    var dsep = ".";
    
    var str = "" + num;
    var split = str.split(".");
    
    if(split.length != 1 && split.length != 2) {
        // Unknown number?
        return num;
    }
    
    var rval = "";
    
    var rem = split[0];
    while(true) {
        if(rem.length <= tgroup) {
            rval = rem + rval;
            break;
        }
        var tail = rem.substr(rem.length - tgroup);
        rem = rem.substr(0, rem.length - tgroup);
        rval = tsep + tail;
    }
    
    if(split.length == 2) {
        rval += dsep + split[1];
    }
    
    return rval;
}

$(function() {
    $('#language-selector-button').bind('click', function(e) { 
        $('#language-selector').slideToggle(); //toggle('blind', {}, 500); 
        e.preventDefault(); 
        return false;
    });
});


$.fn.awesomeCrop = function() {
    return this.each(function() {
        var img = $(this).find('img.property-list-image').css({position: 'absolute'});
        img.load(function() {
            var el = $(this);
            var height = el.height();
            
            if(height < 150) {
                var margin = 150 - height;
                var marginTop = Math.floor(margin / 2);
                el.css({marginBottom: margin});
            } else if(height > 150) {
                el.css({top: Math.floor((150-height)/2)});
            }
        });
    });
}


function createCookie(name,value,days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function eraseCookie(name) {
    createCookie(name,"",-1);
}



/*    SWFObject v2.2 <http://code.google.com/p/swfobject/> 
    is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
*/
var swfobject=function(){var D="undefined",r="object",S="Shockwave Flash",W="ShockwaveFlash.ShockwaveFlash",q="application/x-shockwave-flash",R="SWFObjectExprInst",x="onreadystatechange",O=window,j=document,t=navigator,T=false,U=[h],o=[],N=[],I=[],l,Q,E,B,J=false,a=false,n,G,m=true,M=function(){var aa=typeof j.getElementById!=D&&typeof j.getElementsByTagName!=D&&typeof j.createElement!=D,ah=t.userAgent.toLowerCase(),Y=t.platform.toLowerCase(),ae=Y?/win/.test(Y):/win/.test(ah),ac=Y?/mac/.test(Y):/mac/.test(ah),af=/webkit/.test(ah)?parseFloat(ah.replace(/^.*webkit\/(\d+(\.\d+)?).*$/,"$1")):false,X=!+"\v1",ag=[0,0,0],ab=null;if(typeof t.plugins!=D&&typeof t.plugins[S]==r){ab=t.plugins[S].description;if(ab&&!(typeof t.mimeTypes!=D&&t.mimeTypes[q]&&!t.mimeTypes[q].enabledPlugin)){T=true;X=false;ab=ab.replace(/^.*\s+(\S+\s+\S+$)/,"$1");ag[0]=parseInt(ab.replace(/^(.*)\..*$/,"$1"),10);ag[1]=parseInt(ab.replace(/^.*\.(.*)\s.*$/,"$1"),10);ag[2]=/[a-zA-Z]/.test(ab)?parseInt(ab.replace(/^.*[a-zA-Z]+(.*)$/,"$1"),10):0}}else{if(typeof O.ActiveXObject!=D){try{var ad=new ActiveXObject(W);if(ad){ab=ad.GetVariable("$version");if(ab){X=true;ab=ab.split(" ")[1].split(",");ag=[parseInt(ab[0],10),parseInt(ab[1],10),parseInt(ab[2],10)]}}}catch(Z){}}}return{w3:aa,pv:ag,wk:af,ie:X,win:ae,mac:ac}}(),k=function(){if(!M.w3){return}if((typeof j.readyState!=D&&j.readyState=="complete")||(typeof j.readyState==D&&(j.getElementsByTagName("body")[0]||j.body))){f()}if(!J){if(typeof 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/* /js/blocks/top-properties.js */
var doSlideShow = true;
function doAutoSlide() {
    if(doSlideShow && typeof scroller!='undefined') {
        if(scroller.getIndex() == (scroller.getItems().length - scroller.getConf().size)) {
            scroller.begin();
        } else {
            scroller.next();
        }
    }
}

var scroller = false;
$(document).ready(function() {
    $("div.top-houses-scroller-controls span").show();
    scroller = $("#top-houses-scroller").scrollable({ 
        size: 4,
        clickable: false,
        api: true,
        keyboard: false,
        prevPage: '#top-property-prev',
        nextPage: '#top-property-next'
    });

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        function() {
            doSlideShow = false;
        },
        function() {
            doSlideShow = true;
        }
    );
    
    sto = window.setInterval('doAutoSlide()', 4000);
});

/* /js/blocks/home-search.js */
function switch_search(val, do_focus) {

    $('#img-buy,#img-rent').attr({src: '/img/frontend/radio-unchecked.png'});
    $('#label-buy,#label-rent').removeClass('selected');
    
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    $('#label-' + val).addClass('selected');
    
    if(do_focus) {
        $('#img-' + val).attr({src: '/img/frontend/radio-checked-hover.png'});
        $('#q').trigger('focus');
        $('#q').val('');
    }

    if(val=='buy') {
        $("#q").autocomplete('option', 'source', urls.ac + "?type=sale");
        $("#homepage-search-form").attr('action', urls.refinesearch);
        $("#homepage-search-box").removeClass('rental');
        $("#links-rental").hide();
        $("#links-buy").show();
        createCookie('search_type', 'buy', 365);
    } else {
        $("#q").autocomplete('option', 'source', urls.ac + "?type=rental");
        $("#homepage-search-form").attr('action', urls.refinerental);
        $("#homepage-search-box").addClass('rental');
        $("#links-buy").hide();
        $("#links-rental").show();
        createCookie('search_type', 'rental', 365);
    }

}


$(document).ready(function() {

    $("#links-buy").show();
    $("#links-rental").hide();
    var h1 = $('#homepage-search-box').height();
    
    $("#links-buy").hide();
    $("#links-rental").show();
    var h2 = $('#homepage-search-box').height();
    
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    $('#trigger-buy,#trigger-rent').css({cursor: 'pointer'}).addClass('unselectable');
    $('#act_buy,#act_rent').hide();
    $('#img-buy,#img-rent').attr({src: '/img/frontend/radio-unchecked.png', width: 46, height: 38}).css({marginRight: 5, verticalAlign: '-8px'});
    $('#img-rent').css({marginLeft: 30});
    $('#trigger-buy').click(function() {switch_search('buy', true)});
    $('#trigger-rent').click(function() {switch_search('rent', true)});
    
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            }
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                });
            }
        }
    );
    
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            $(this).val('').removeClass('empty-search');
        }
    });
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        if($(this).val()=='') {
            $(this).addClass('empty-search').val(strings.empty_search);
        }            
    });
    
    var acSelect = function(e, ui) {
        $(this).data("ac", {curval: $(this).val(), id: ui.item.id}).parents("form").eq(0).trigger("submit");
    };

    $("#q").autocomplete({
        source: urls.ac + "?type=sale",
        select: acSelect
    });
    
    $('#homepage-search-form').bind('submit', function(e) {
        var q = $("input[name='q']", this);
        if(q.val()==strings.empty_search) {
            q.val('');
        }
        
        var ac = q.data("ac");
        if(typeof ac.curval !== undefined && ac.curval == q.val()) {
            $("<input>", {type: "hidden", name: "ac"}).val(ac.id).appendTo($(this));
        }
    });
    
    if($('#act_buy').is(':checked')) {
        switch_search('buy', false);
    } else {
        switch_search('rent', false);
    }
    
});

/* /js/site.js */
var strings = {"formerror":"The following errors occurred:","save":"Guardar","saving":"Un momento por favor ...","saved":"guardadas","sort_date_desc":"Fecha de publicaci\u00f3n (m\u00e1s reciente primero)","sort_date_asc":"Fecha de publicaci\u00f3n (m\u00e1s antiguos primero)","sort_price_desc":"Precio (descendente)","sort_price_asc":"Precio (ascendente)","sort_rating_desc":"Rating (highest first)","sort_rating_asc":"Rating (lowest first)","ok":"Aceptar","cancel":"cancelar","close":"Cerrar","saved_searches_title":"Sus b\u00fasquedas guardadas","save_search_title":"Conservar criterios de b\u00fasqueda","email_alerts":"Configurar alertas por correo electr\u00f3nico","empty_search":"Introduzca el pa\u00eds, regi\u00f3n o nombre de la ciudad ...","testimonials":"Testimonios","network":"MySecondhome red de socios","leadbox":"MySecondhome Ejemplo cuardro de contacto","confirm_delete_search":"\u00bfEst\u00e1s seguro de que quieres eliminar esta b\u00fasqueda de trabajo?","missing_region":"Missing region information","search_within":"Search within %s","partner_belvilla_message":"You are now booking your holiday through our partner website Belvilla. The subsequent completion of the (rental-)agreement will be handled by Belvilla, and the Terms and Conditions of Belvilla apply to the (rental-)agreement.","previous":"Anterior","next":"Siguiente","groupedhomes":"There are several houses which are associated with this location, please click <a target='_blank' href='%%'>here<\/a> to open a new window with these houses.","mapresultsfound":"%d results found. (about %a currently visible)","rating":{"1":"Very simple accommodation for lovers of outdoor vacations, who are satisfied with basic comfort in the house.","2":"Accommodation with adequate equipment, adapted to the specific demands and customs of the country or region. Ideal for those vacationers who identify with their holiday destination and are satisfied with a limited amount of comfort.","3":"Well-equipped accommodation providing everyday comfort. You will immediately feel at home during your stay.","4":"Comfortable and cosy accommodation provided with all requirements that make your stay special. You will often be able to enjoy a remarkable setting.","5":"Accommodation on top level. Spacious, extremely comfortable holiday house with extra luxurious facilities such as a private swimming-pool or a sauna."},"availability":"Availability","arrivaldate":"Arrival date","departuredate":"Departure date"};

var urls = {"search":"\/search.json","search_rentals":"\/search_rental.json","search_geo":"\/%s\/searchgeo.json","set_currency":"\/%s\/set-currency.html","get_currencies":"\/0\/get-currency.html","login":"\/login.html","save_property":"\/0\/save-property.html","save_search":"\/save-search.html","saved_searches":"\/saved-searches.html","saved_rental_searches":"\/saved-rental-searches.html","save_alerts":"\/save-alerts.html","my_account":"\/my-account.html","fetch_key":"\/0\/fetch-key.html","testimonials":"\/sell\/testimonials.html","latlngsearch":"\/buscar\/latlng\/1\/2\/3","latlngrentalsearch":"\/rent\/latlng\/1\/2\/3","singlehouseinfo":"\/json\/singlehouse","singlerentalhouseinfo":"\/json\/singlerenthouse","multihouseinfo":"\/json\/multihouse","multirentalhouseinfo":"\/json\/multirentalhouse","ac":"\/ac","refinesearch":"\/refinesearch.html","refinerental":"\/rent\/refinesearch.html"};