/*
 * jQuery JavaScript Library v1.3.2
 * http://jquery.com/
 *
 * Copyright (c) 2009 John Resig
 * Dual licensed under the MIT and GPL licenses.
 * http://docs.jquery.com/License
 *
 * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009)
 * Revision: 6246
 */
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this.options.curAnim){o.attr(this.elem.style,I,this.options.orig[I])}}this.options.complete.call(this.elem)}return false}else{var J=G-this.startTime;this.state=J/this.options.duration;this.pos=o.easing[this.options.easing||(o.easing.swing?"swing":"linear")](this.state,J,0,1,this.options.duration);this.now=this.start+((this.end-this.start)*this.pos);this.update()}return true}};o.extend(o.fx,{speeds:{slow:600,fast:200,_default:400},step:{opacity:function(E){o.attr(E.elem.style,"opacity",E.now)},_default:function(E){if(E.elem.style&&E.elem.style[E.prop]!=null){E.elem.style[E.prop]=E.now+E.unit}else{E.elem[E.prop]=E.now}}}});if(document.documentElement.getBoundingClientRect){o.fn.offset=function(){if(!this[0]){return{top:0,left:0}}if(this[0]===this[0].ownerDocument.body){return o.offset.bodyOffset(this[0])}var G=this[0].getBoundingClientRect(),J=this[0].ownerDocument,F=J.body,E=J.documentElement,L=E.clientTop||F.clientTop||0,K=E.clientLeft||F.clientLeft||0,I=G.top+(self.pageYOffset||o.boxModel&&E.scrollTop||F.scrollTop)-L,H=G.left+(self.pageXOffset||o.boxModel&&E.scrollLeft||F.scrollLeft)-K;return{top:I,left:H}}}else{o.fn.offset=function(){if(!this[0]){return{top:0,left:0}}if(this[0]===this[0].ownerDocument.body){return o.offset.bodyOffset(this[0])}o.offset.initialized||o.offset.initialize();var J=this[0],G=J.offsetParent,F=J,O=J.ownerDocument,M,H=O.documentElement,K=O.body,L=O.defaultView,E=L.getComputedStyle(J,null),N=J.offsetTop,I=J.offsetLeft;while((J=J.parentNode)&&J!==K&&J!==H){M=L.getComputedStyle(J,null);N-=J.scrollTop,I-=J.scrollLeft;if(J===G){N+=J.offsetTop,I+=J.offsetLeft;if(o.offset.doesNotAddBorder&&!(o.offset.doesAddBorderForTableAndCells&&/^t(able|d|h)$/i.test(J.tagName))){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}F=G,G=J.offsetParent}if(o.offset.subtractsBorderForOverflowNotVisible&&M.overflow!=="visible"){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}E=M}if(E.position==="relative"||E.position==="static"){N+=K.offsetTop,I+=K.offsetLeft}if(E.position==="fixed"){N+=Math.max(H.scrollTop,K.scrollTop),I+=Math.max(H.scrollLeft,K.scrollLeft)}return{top:N,left:I}}}o.offset={initialize:function(){if(this.initialized){return}var L=document.body,F=document.createElement("div"),H,G,N,I,M,E,J=L.style.marginTop,K='<div style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;"><div></div></div><table style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;" cellpadding="0" cellspacing="0"><tr><td></td></tr></table>';M={position:"absolute",top:0,left:0,margin:0,border:0,width:"1px",height:"1px",visibility:"hidden"};for(E in M){F.style[E]=M[E]}F.innerHTML=K;L.insertBefore(F,L.firstChild);H=F.firstChild,G=H.firstChild,I=H.nextSibling.firstChild.firstChild;this.doesNotAddBorder=(G.offsetTop!==5);this.doesAddBorderForTableAndCells=(I.offsetTop===5);H.style.overflow="hidden",H.style.position="relative";this.subtractsBorderForOverflowNotVisible=(G.offsetTop===-5);L.style.marginTop="1px";this.doesNotIncludeMarginInBodyOffset=(L.offsetTop===0);L.style.marginTop=J;L.removeChild(F);this.initialized=true},bodyOffset:function(E){o.offset.initialized||o.offset.initialize();var G=E.offsetTop,F=E.offsetLeft;if(o.offset.doesNotIncludeMarginInBodyOffset){G+=parseInt(o.curCSS(E,"marginTop",true),10)||0,F+=parseInt(o.curCSS(E,"marginLeft",true),10)||0}return{top:G,left:F}}};o.fn.extend({position:function(){var I=0,H=0,F;if(this[0]){var G=this.offsetParent(),J=this.offset(),E=/^body|html$/i.test(G[0].tagName)?{top:0,left:0}:G.offset();J.top-=j(this,"marginTop");J.left-=j(this,"marginLeft");E.top+=j(G,"borderTopWidth");E.left+=j(G,"borderLeftWidth");F={top:J.top-E.top,left:J.left-E.left}}return F},offsetParent:function(){var E=this[0].offsetParent||document.body;while(E&&(!/^body|html$/i.test(E.tagName)&&o.css(E,"position")=="static")){E=E.offsetParent}return o(E)}});o.each(["Left","Top"],function(F,E){var G="scroll"+E;o.fn[G]=function(H){if(!this[0]){return null}return H!==g?this.each(function(){this==l||this==document?l.scrollTo(!F?H:o(l).scrollLeft(),F?H:o(l).scrollTop()):this[G]=H}):this[0]==l||this[0]==document?self[F?"pageYOffset":"pageXOffset"]||o.boxModel&&document.documentElement[G]||document.body[G]:this[0][G]}});o.each(["Height","Width"],function(I,G){var E=I?"Left":"Top",H=I?"Right":"Bottom",F=G.toLowerCase();o.fn["inner"+G]=function(){return this[0]?o.css(this[0],F,false,"padding"):null};o.fn["outer"+G]=function(K){return this[0]?o.css(this[0],F,false,K?"margin":"border"):null};var J=G.toLowerCase();o.fn[J]=function(K){return this[0]==l?document.compatMode=="CSS1Compat"&&document.documentElement["client"+G]||document.body["client"+G]:this[0]==document?Math.max(document.documentElement["client"+G],document.body["scroll"+G],document.documentElement["scroll"+G],document.body["offset"+G],document.documentElement["offset"+G]):K===g?(this.length?o.css(this[0],J):null):this.css(J,typeof K==="string"?K:K+"px")}})})();

function MACEConstants() {
}

//MACEConstants.rootURL = "http://mace-portal.fit.fraunhofer.de/";
MACEConstants.rootURL = "http://portal.mace-project.eu/";
//MACEConstants.rootURL = "http://interface.mace-project.eu/dev/";
//MACEConstants.rootURL = "http://localhost:8080/mace/";
//MACEConstants.rootURL = "http://localhost:8080/";

MACEConstants.widgetsURL = MACEConstants.rootURL + "widgets/";
MACEConstants.componentsURL = MACEConstants.rootURL + "components/";
MACEConstants.toolsURL = MACEConstants.rootURL + "tools/";

MACEConstants.flickrURL = "http://api.flickr.com/services/rest/";
MACEConstants.flickrAPIKey = "6542dd0780695ab31e88a63684b4d7c0";

MACEConstants.detailsBaseSrc = MACEConstants.rootURL + "details/";

// live
MACEConstants.aloeThumbnailServiceURL = "http://mace.dfki.uni-kl.de/AloeMultimediaServlet/";
// test
//MACEConstants.aloeThumbnailServiceURL = "http://mace-developer.dfki.uni-kl.de/AloeMultimediaServlet/";


// Competence -----------------------
// live
MACEConstants.competenceFlashURL = "http://maceservices.ou.nl/CompetenceWidget/main.swf";
// test
//MACEConstants.competenceFlashURL = "http://maceservices.ou.nl/test/CompetenceWidget/main.swf";


function HashMap2(){
	this.keyArray = new Array(); // Keys
	this.valArray = new Array(); // Values
}

HashMap2.prototype.put = function(key, val){
	var elementIndex = this._findKey(key);
	
	if (elementIndex == (-1)) {
		this.keyArray.push(key);
		this.valArray.push(val);
	}
	else {
		this.valArray[elementIndex] = val;
	}
}

HashMap2.prototype.get = function(key){
	var result = null;
	var elementIndex = this._findKey(key);
	
	if (elementIndex != (-1)) {
		result = this.valArray[elementIndex];
	}
	
	return result;
}

HashMap2.prototype.remove = function(key){
	var result = null;
	var elementIndex = this._findKey(key);
	
	if (elementIndex != (-1)) {
		this.keyArray = this._removeAt(keyArray, elementIndex);
		this.valArray = this._removeAt(valArray, elementIndex);
	}
	
	return;
}

HashMap2.prototype.size = function(){
	return (this.keyArray.length);
}

HashMap2.prototype.clear = function(){
	var l = this.keyArray.length;
	for (var i = 0; i < l; i++) {
		this.keyArray.pop();
		this.valArray.pop();
	}
}

HashMap2.prototype.keySet = function(){
	return (this.keyArray);
}

HashMap2.prototype.valSet = function(){
	return (this.valArray);
}

HashMap2.prototype.toString = function(){
	var result = "";
	
	for (var i = 0; i < this.keyArray.length; i++) {
		result += "Key: " + this.keyArray[i] + "\tValues: " + this.valArray[i] + "\n";
	}
	return result;
}

HashMap2.prototype._findKey = function(key){
	var result = (-1);
	
	for (var i = 0; i < this.keyArray.length; i++) {
		if (this.keyArray[i] == key) {
			result = i;
			break;
		}
	}
	return result;
}

HashMap2.prototype._removeAt = function(array, index){
	var part1 = this.slice(0, index);
	var part2 = this.slice(index + 1);
	
	return (part1.concat(part2));
}

var Utils = {};
Utils.isFunction = function(f) {
	return typeof f == 'function';
}

// getFlashID for JS - Flash communication
// ----------------------------------------------

// from http://kb.adobe.com/selfservice/viewContent.do?externalId=tn_15683&sliceId=1
Utils.getFlashMovie = function (movieName) {
  var isIE = navigator.appName.indexOf("Microsoft") != -1;
  return (isIE) ? window[movieName] : document[movieName];
}

// proper test for undefined variables
// ----------------------------------------------


Utils.isUndefined = function (v) {
	return typeof (v) == 'undefined';
}

Utils.isEmpty = function(v) {
	return Utils.isUndefined(v) || (v == null) || (jQuery.trim(v).length == 0);
}


// JavaScript Extensions
// ----------------------------------------------

// Checks whether a string ends with the given suffix.
if (!String.prototype.endsWith) {
	String.prototype.endsWith = function(suffix) {
		var startPos = this.length - suffix.length;
		if (startPos < 0) {
			return false;
		}
		return (this.lastIndexOf(suffix, startPos) == startPos);
	};
}

// Checks whether a string ends with the given suffix.
if (!String.prototype.startsWith) {
	String.prototype.startsWith = function(term) {
		return (this.indexOf(term) == 0);
	};
}

// Checks whether the string or empty string or only spaces
if (!String.prototype.isEmpty) {
	String.prototype.isEmpty = function() {
		return jQuery.trim(this).length == 0;
	};
}

// takes an object and replaces 
// all occurrences of the object's field names 
// surrounded by curly brackets with the objects values 

// "Hello {person}".fillInTemplateTags({person:"Fred"}) yields "Hello Fred"

String.prototype.fillInTemplateTags=function(obj){
	var result=this.toString();

	for(var field in obj){
		var fieldTag="{"+field+"}";
		var fieldTagEncoded=escape(fieldTag);
		// does not replace multiple occurrences??
		// result=result.replace(fieldTag, obj[field]);
		result=result.split(fieldTag).join(obj[field]);
		result=result.split(fieldTagEncoded).join(obj[field]);		
	}
	return result;
}

Array.contains=function(a, o){
	for (var i=0;i<a.length;i++){
		if (a[i]==o) return true;
	}
	return false;
}


// JavaScript OOP
// ----------------------------------------------

/**
 * JS Inheritance. 
 * For usage see test/js/utils/inheritance.html
 *
 * Based on Kevin Lindsey's work. 
 */
Function.prototype.extend = function(baseClass) {
   function inheritance() {}
   inheritance.prototype = baseClass.prototype;

   this.prototype = new inheritance();
   this.prototype.constructor = this;
   this.baseConstructor = baseClass;
   this.superClass = baseClass.prototype;
}

/**
 *  Returns the class name of the argument or undefined if it's not a valid JavaScript object.
*/
function getObjectClass(obj) {
	if (obj && obj.constructor && obj.constructor.toString) {
		var arr = obj.constructor.toString().match(/function\s*(\w+)/);
		if (arr && arr.length == 2) {
			return arr[1];
		}
	}
	return undefined;
}

/**
 * Creates a singleton for a class. Afterwards the constructor is private and cannot be called anymore.
 * Thus, the only possibility is to use getInstance().
 * 
 * Based on Kai Jäger's work.
 */
var global = this;
function singletonify(constructorName) {
    var constructorFunc = global[constructorName];
    var instance = null;

    global[constructorName] = new function() {
        this.getInstance = function() {
            if (instance == null) {
                instance = new constructorFunc();
                instance.constructor = null;
            }
            return instance;
        }
    }
}


// Tools
// ----------------------------------------------

function HashMap() {
	this.internalMap = new Object();
}
HashMap.prototype.size = function() {
	var i = 0;
	for (var v in this.internalMap) {
		i++;
	}
	return i;
}
HashMap.prototype.getKeys = function() {
	var keys = [];
	for (var k in this.internalMap) {
		keys.push(k);
	}
	return keys;
}
HashMap.prototype.add = function(key, value) {
	this.internalMap[key] = value;
}
HashMap.prototype.get = function(key) {
	return this.internalMap[key];
}
HashMap.prototype.remove = function(key) {
	delete this.internalMap[key];
}
HashMap.prototype.empty = function() {
	this.internalMap = new Object();
}


/**
 * This JSON object defines functions JSON.parse() and JSON.serialize()
 * for decoding and encoding JavaScript objects and arrays from and to
 * application/json format.
 * 
 * The JSON.parse() function is a safe parser: it uses eval() for
 * efficiency but first ensures that its argument contains only legal
 * JSON literals rather than unrestricted JavaScript code.
 *
 * This code is derived from the code at http://www.json.org/json.js
 * which was written and placed in the public domain by Douglas Crockford.
 **/
// This object holds our parse and serialize functions
var JSON = {}; 

// The parse function is short but the validation code is complex.
// See http://www.ietf.org/rfc/rfc4627.txt
JSON.parse = function(s) {
    try {
        return !(/[^,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]/.test(
                                   s.replace(/"(\\.|[^"\\])*"/g, ''))) &&
            eval('(' + s + ')');
    }
    catch (e) {
        return false;
    }
};

// Our JSON.serialize() function requires a number of helper functions.
// They are all defined within this anonymous function so that they remain
// private and do not pollute the global namespace.
(function () {
    var m = {  // A character conversion map
            '\b': '\\b', '\t': '\\t',  '\n': '\\n', '\f': '\\f',
            '\r': '\\r', '"' : '\\"',  '\\': '\\\\'
        },
        s = { // Map type names to functions for serializing those types
            'boolean': function (x) { return String(x); },
            'null': function (x) { return "null"; },
            number: function (x) { return isFinite(x) ? String(x) : 'null'; },
            string: function (x) {
                if (/["\\\x00-\x1f]/.test(x)) {
                    x = x.replace(/([\x00-\x1f\\"])/g, function(a, b) {
                        var c = m[b];
                        if (c) {
                            return c;
                        }
                        c = b.charCodeAt();
                        return '\\u00' +
                            Math.floor(c / 16).toString(16) +
                            (c % 16).toString(16);
                    });
                }
                return '"' + x + '"';
            },
            array: function (x) {
                var a = ['['], b, f, i, l = x.length, v;
                for (i = 0; i < l; i += 1) {
                    v = x[i];
                    f = s[typeof v];
                    if (f) {
                        v = f(v);
                        if (typeof v == 'string') {
                            if (b) {
                                a[a.length] = ',';
                            }
                            a[a.length] = v;
                            b = true;
                        }
                    }
                }
                a[a.length] = ']';
                return a.join('');
            },
            object: function (x) {
                if (x) {
                    if (x instanceof Array) {
                        return s.array(x);
                    }
                    var a = ['{'], b, f, i, v;
                    for (i in x) {
                        v = x[i];
                        f = s[typeof v];
                        if (f) {
                            v = f(v);
                            if (typeof v == 'string') {
                                if (b) {
                                    a[a.length] = ',';
                                }
                                a.push(s.string(i), ':', v);
                                b = true;
                            }
                        }
                    }
                    a[a.length] = '}';
                    return a.join('');
                }
                return 'null';
            }
        };

    // Export our serialize function outside of this anonymous function
    JSON.serialize = function(o) { return s.object(o); };
})(); // Invoke the anonymous function once to define JSON.serialize()



// Simple JavaScript Templating
// John Resig - http://ejohn.org/ - MIT Licensed
(function(){
  var cache = {};
 
  this.tmpl = function tmpl(str, data){
    // Figure out if we're getting a template, or if we need to
    // load the template - and be sure to cache the result.
    var fn = !/\W/.test(str) ?
      cache[str] = cache[str] ||
        tmpl(document.getElementById(str).innerHTML) :
     
      // Generate a reusable function that will serve as a template
      // generator (and which will be cached).
      new Function("obj",
        "var p=[],print=function(){p.push.apply(p,arguments);};" +
       
        // Introduce the data as local variables using with(){}
        "with(obj){p.push('" +
       
        // Convert the template into pure JavaScript
       	// DOES NOT WORK IN SAFARI AND OPERA
       	/**
        str
          .replace(/[\r\t\n]/g, " ")
          .split("<%").join("\t")
          .replace(/((^|%>)[^\t]*)'/g, "$1\r")
          .replace(/\t=(.*?)%>/g, "',$1,'")
          .split("\t").join("');")
          .split("%>").join("p.push('")
          .split("\r").join("\\'")
      + "');}return p.join('');");
      */
      // this one does ({%=curly style properties%})
      str
      	.replace(/[\r\t\n]/g, " ")
		.replace(/'(?=[^%]*%})/g,"\t")
		.split("'").join("\\'")
		.split("\t").join("'")
		.replace(/{%=(.+?)%}/g, "',$1,'")
		.split("{%").join("');")
		.split("%}").join("p.push('")
		+ "');}return p.join('');");
   
    // Provide some basic currying to the user
    return data ? fn( data ) : fn;
  };
})();



// Debugging / Coding Tools
// ----------------------------------------------

// This object prevents errors (or even not executed scripts) in IE and browsers w/o Firebug installed.
var FirebugUtils = {

	consoleMethods: ["log", "debug", "info", "warn", "error", "assert", "dir", "dirxml", "group", "groupEnd", "time", "timeEnd", "count", "trace", "profile", "profileEnd"],

	available: function() {
		//return (window.console) ? (typeof window.console.firebug == "string") : false;
		return (window.console) ? true : false;
	},
	check: function() {
		if (!this.available()) this.disable();
	},
	disable: function() {
		window.console = {};
		var methods = this.consoleMethods;
		for (var i = methods.length - 1; i > -1; i--) {
			window.console[methods[i]] = function(){};
		}
	}
}
FirebugUtils.check();



/*
 * SimpleModal 1.1.1 - jQuery Plugin
 * http://www.ericmmartin.com/projects/simplemodal/
 * http://plugins.jquery.com/project/SimpleModal
 * http://code.google.com/p/simplemodal/
 *
 * Copyright (c) 2007 Eric Martin - http://ericmmartin.com
 *
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * Revision: $Id: jquery.simplemodal.js 93 2008-01-15 16:14:20Z emartin24 $
 *
 */
(function($){$.modal=function(data,options){return $.modal.impl.init(data,options);};$.modal.close=function(){$.modal.impl.close(true);};$.fn.modal=function(options){return $.modal.impl.init(this,options);};$.modal.defaults={overlay:50,overlayId:'modalOverlay',overlayCss:{},containerId:'modalContainer',containerCss:{},close:true,closeTitle:'Close',closeClass:'modalClose',persist:false,onOpen:null,onShow:null,onClose:null};$.modal.impl={opts:null,dialog:{},init:function(data,options){if(this.dialog.data){return false;}this.opts=$.extend({},$.modal.defaults,options);if(typeof data=='object'){data=data instanceof jQuery?data:$(data);if(data.parent().parent().size()>0){this.dialog.parentNode=data.parent();if(!this.opts.persist){this.dialog.original=data.clone(true);}}}else if(typeof data=='string'||typeof data=='number'){data=$('<div>').html(data);}else{if(console){console.log('SimpleModal Error: Unsupported data type: '+typeof data);}return false;}this.dialog.data=data.addClass('modalData');data=null;this.create();this.open();if($.isFunction(this.opts.onShow)){this.opts.onShow.apply(this,[this.dialog]);}return this;},create:function(){this.dialog.overlay=$('<div>').attr('id',this.opts.overlayId).addClass('modalOverlay').css($.extend(this.opts.overlayCss,{opacity:this.opts.overlay/100,height:'100%',width:'100%',position:'fixed',left:0,top:0,zIndex:3000})).hide().appendTo('body');this.dialog.container=$('<div>').attr('id',this.opts.containerId).addClass('modalContainer').css($.extend(this.opts.containerCss,{position:'fixed',zIndex:3100})).append(this.opts.close?'<a class="modalCloseImg '+this.opts.closeClass
+'" title="'+this.opts.closeTitle+'"></a>':'').hide().appendTo('body');if($.browser.msie&&($.browser.version<7)){this.fixIE();}this.dialog.container.append(this.dialog.data.hide());},bindEvents:function(){var modal=this;$('.'+this.opts.closeClass).click(function(e){e.preventDefault();modal.close();});},unbindEvents:function(){$('.'+this.opts.closeClass).unbind('click');},fixIE:function(){var wHeight=$(document.body).height()+'px';var wWidth=$(document.body).width()+'px';this.dialog.overlay.css({position:'absolute',height:wHeight,width:wWidth});this.dialog.container.css({position:'absolute'});this.dialog.iframe=$('<iframe src="javascript:false;">').css($.extend(this.opts.iframeCss,{opacity:0,position:'absolute',height:wHeight,width:wWidth,zIndex:1000,width:'100%',top:0,left:0})).hide().appendTo('body');},open:function(){if(this.dialog.iframe){this.dialog.iframe.show();}if($.isFunction(this.opts.onOpen)){this.opts.onOpen.apply(this,[this.dialog]);}else{this.dialog.overlay.show();this.dialog.container.show();this.dialog.data.show();}this.bindEvents();},close:function(external){if(!this.dialog.data){return false;}if($.isFunction(this.opts.onClose)&&!external){this.opts.onClose.apply(this,[this.dialog]);}else{if(this.dialog.parentNode){if(this.opts.persist){this.dialog.data.hide().appendTo(this.dialog.parentNode);}else{this.dialog.data.remove();this.dialog.original.appendTo(this.dialog.parentNode);}}else{this.dialog.data.remove();}this.dialog.container.remove();this.dialog.overlay.remove();if(this.dialog.iframe){this.dialog.iframe.remove();}this.dialog={};}this.unbindEvents();}};})(jQuery);
(function($) {
    $.fn.tipsy = function(opts) {

        opts = $.extend({fade: false, gravity: 'n'}, opts || {});
        var tip = null, cancelHide = false;

        this.hover(function() {
            
            $.data(this, 'cancel.tipsy', true);

            var tip = $.data(this, 'active.tipsy');
            if (!tip) {
                tip = $('<div class="tipsy"><div class="tipsy-inner">' + $(this).attr('title') + '</div></div>');
                tip.css({position: 'absolute', zIndex: 100000});
                $(this).attr('title', '');
                $.data(this, 'active.tipsy', tip);
            }
            
            var pos = $.extend({}, $(this).offset(), {width: this.offsetWidth, height: this.offsetHeight});
            tip.remove().css({top: 0, left: 0, visibility: 'hidden', display: 'block'}).appendTo(document.body);
            var actualWidth = tip[0].offsetWidth, actualHeight = tip[0].offsetHeight;
            
            switch (opts.gravity.charAt(0)) {
                case 'n':
                    tip.css({top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-north');
                    break;
                case 's':
                    tip.css({top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-south');
                    break;
                case 'e':
                    tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth}).addClass('tipsy-east');
                    break;
                case 'w':
                    tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width}).addClass('tipsy-west');
                    break;
            }

            if (opts.fade) {
                tip.css({opacity: 0, display: 'block', visibility: 'visible'}).animate({opacity: 1});
            } else {
                tip.css({visibility: 'visible'});
            }

        }, function() {
            $.data(this, 'cancel.tipsy', false);
            var self = this;
            setTimeout(function() {
                if ($.data(this, 'cancel.tipsy')) return;
                var tip = $.data(self, 'active.tipsy');
                if (opts.fade) {
                    tip.stop().fadeOut(function() { $(this).remove(); });
                } else {
                    tip.remove();
                }
            }, 100);
            
        });

    };
})(jQuery);

$(document).ready(function(){
		$(".showTooltip").tipsy({fade: true, gravity:"s"});
});
/*
Copyright (c) 2008, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.5.1

Excerpt taken from http://yui.yahooapis.com/2.5.1/build/event/event.js
*/

YAHOO = {};
YAHOO.util = {};

/**
 * The CustomEvent class lets you define events for your application
 * that can be subscribed to by one or more independent component.
 *
 * @param {String}  type The type of event, which is passed to the callback
 *                  when the event fires
 * @param {Object}  oScope The context the event will fire from.  "this" will
 *                  refer to this object in the callback.  Default value: 
 *                  the window object.  The listener can override this.
 * @param {boolean} silent pass true to prevent the event from writing to
 *                  the debugsystem
 * @param {int}     signature the signature that the custom event subscriber
 *                  will receive. YAHOO.util.CustomEvent.LIST or 
 *                  YAHOO.util.CustomEvent.FLAT.  The default is
 *                  YAHOO.util.CustomEvent.LIST.
 * @namespace YAHOO.util
 * @class CustomEvent
 * @constructor
 */
YAHOO.util.CustomEvent = function(type, oScope, silent, signature) {

    /**
     * The type of event, returned to subscribers when the event fires
     * @property type
     * @type string
     */
    this.type = type;

    /**
     * The scope the the event will fire from by default.  Defaults to the window 
     * obj
     * @property scope
     * @type object
     */
    this.scope = oScope || window;

    /**
     * By default all custom events are logged in the debug build, set silent
     * to true to disable debug outpu for this event.
     * @property silent
     * @type boolean
     */
    this.silent = silent;

    /**
     * Custom events support two styles of arguments provided to the event
     * subscribers.  
     * <ul>
     * <li>YAHOO.util.CustomEvent.LIST: 
     *   <ul>
     *   <li>param1: event name</li>
     *   <li>param2: array of arguments sent to fire</li>
     *   <li>param3: <optional> a custom object supplied by the subscriber</li>
     *   </ul>
     * </li>
     * <li>YAHOO.util.CustomEvent.FLAT
     *   <ul>
     *   <li>param1: the first argument passed to fire.  If you need to
     *           pass multiple parameters, use and array or object literal</li>
     *   <li>param2: <optional> a custom object supplied by the subscriber</li>
     *   </ul>
     * </li>
     * </ul>
     *   @property signature
     *   @type int
     */
    this.signature = signature || YAHOO.util.CustomEvent.LIST;

    /**
     * The subscribers to this event
     * @property subscribers
     * @type Subscriber[]
     */
    this.subscribers = [];

    if (!this.silent) {
    }

    var onsubscribeType = "_YUICEOnSubscribe";

    // Only add subscribe events for events that are not generated by 
    // CustomEvent
    if (type !== onsubscribeType) {

        /**
         * Custom events provide a custom event that fires whenever there is
         * a new subscriber to the event.  This provides an opportunity to
         * handle the case where there is a non-repeating event that has
         * already fired has a new subscriber.  
         *
         * @event subscribeEvent
         * @type YAHOO.util.CustomEvent
         * @param {Function} fn The function to execute
         * @param {Object}   obj An object to be passed along when the event 
         *                       fires
         * @param {boolean|Object}  override If true, the obj passed in becomes 
         *                                   the execution scope of the listener.
         *                                   if an object, that object becomes the
         *                                   the execution scope.
         */
        this.subscribeEvent = 
                new YAHOO.util.CustomEvent(onsubscribeType, this, true);

    } 


    /**
     * In order to make it possible to execute the rest of the subscriber
     * stack when one thows an exception, the subscribers exceptions are
     * caught.  The most recent exception is stored in this property
     * @property lastError
     * @type Error
     */
    this.lastError = null;
};

/**
 * Subscriber listener sigature constant.  The LIST type returns three
 * parameters: the event type, the array of args passed to fire, and
 * the optional custom object
 * @property YAHOO.util.CustomEvent.LIST
 * @static
 * @type int
 */
YAHOO.util.CustomEvent.LIST = 0;

/**
 * Subscriber listener sigature constant.  The FLAT type returns two
 * parameters: the first argument passed to fire and the optional 
 * custom object
 * @property YAHOO.util.CustomEvent.FLAT
 * @static
 * @type int
 */
YAHOO.util.CustomEvent.FLAT = 1;

YAHOO.util.CustomEvent.prototype = {

    /**
     * Subscribes the caller to this event
     * @method subscribe
     * @param {Function} fn        The function to execute
     * @param {Object}   obj       An object to be passed along when the event 
     *                             fires
     * @param {boolean|Object}  override If true, the obj passed in becomes 
     *                                   the execution scope of the listener.
     *                                   if an object, that object becomes the
     *                                   the execution scope.
     */
    subscribe: function(fn, obj, override) {

        if (!fn) {
throw new Error("Invalid callback for subscriber to '" + this.type + "'");
        }

        if (this.subscribeEvent) {
            this.subscribeEvent.fire(fn, obj, override);
        }

        this.subscribers.push( new YAHOO.util.Subscriber(fn, obj, override) );
    },

    /**
     * Unsubscribes subscribers.
     * @method unsubscribe
     * @param {Function} fn  The subscribed function to remove, if not supplied
     *                       all will be removed
     * @param {Object}   obj  The custom object passed to subscribe.  This is
     *                        optional, but if supplied will be used to
     *                        disambiguate multiple listeners that are the same
     *                        (e.g., you subscribe many object using a function
     *                        that lives on the prototype)
     * @return {boolean} True if the subscriber was found and detached.
     */
    unsubscribe: function(fn, obj) {

        if (!fn) {
            return this.unsubscribeAll();
        }

        var found = false;
        for (var i=0, len=this.subscribers.length; i<len; ++i) {
            var s = this.subscribers[i];
            if (s && s.contains(fn, obj)) {
                this._delete(i);
                found = true;
            }
        }

        return found;
    },

    /**
     * Notifies the subscribers.  The callback functions will be executed
     * from the scope specified when the event was created, and with the 
     * following parameters:
     *   <ul>
     *   <li>The type of event</li>
     *   <li>All of the arguments fire() was executed with as an array</li>
     *   <li>The custom object (if any) that was passed into the subscribe() 
     *       method</li>
     *   </ul>
     * @method fire 
     * @param {Object*} arguments an arbitrary set of parameters to pass to 
     *                            the handler.
     * @return {boolean} false if one of the subscribers returned false, 
     *                   true otherwise
     */
    fire: function() {
        var len=this.subscribers.length;
        if (!len && this.silent) {
            return true;
        }

        var args=[].slice.call(arguments, 0), ret=true, i, rebuild=false;

        if (!this.silent) {
        }

        // make a copy of the subscribers so that there are
        // no index problems if one subscriber removes another.
        var subs = this.subscribers.slice();

        for (i=0; i<len; ++i) {
            var s = subs[i];
            if (!s) {
                rebuild=true;
            } else {
                if (!this.silent) {
                }

                var scope = s.getScope(this.scope);

                if (this.signature == YAHOO.util.CustomEvent.FLAT) {
                    var param = null;
                    if (args.length > 0) {
                        param = args[0];
                    }

                    try {
                        ret = s.fn.call(scope, param, s.obj);
                    } catch(e) {
                        this.lastError = e;
                    }
                } else {
                    try {
                        ret = s.fn.call(scope, this.type, args, s.obj);
                    } catch(ex) {
                        this.lastError = ex;
                    }
                }
                if (false === ret) {
                    if (!this.silent) {
                    }

                    //break;
                    return false;
                }
            }
        }

        
        // if (rebuild) {
        //     var newlist=this.,subs=this.subscribers;
        //     for (i=0,len=subs.length; i<len; i=i+1) {
        //         // this wasn't doing anything before
        //         newlist.push(subs[i]);
        //     }
        //     this.subscribers=newlist;
        // }

        return true;
    },

    /**
     * Removes all listeners
     * @method unsubscribeAll
     * @return {int} The number of listeners unsubscribed
     */
    unsubscribeAll: function() {
        for (var i=this.subscribers.length-1; i>-1; i--) {
            this._delete(i);
        }

        this.subscribers=[];

        return i;
    },

    /**
     * @method _delete
     * @private
     */
    _delete: function(index) {
        var s = this.subscribers[index];
        if (s) {
            delete s.fn;
            delete s.obj;
        }

        // this.subscribers[index]=null;
        this.subscribers.splice(index, 1);
    },

    /**
     * @method toString
     */
    toString: function() {
         return "CustomEvent: " + "'" + this.type  + "', " + 
             "scope: " + this.scope;

    }
};

/////////////////////////////////////////////////////////////////////

/**
 * Stores the subscriber information to be used when the event fires.
 * @param {Function} fn       The function to execute
 * @param {Object}   obj      An object to be passed along when the event fires
 * @param {boolean}  override If true, the obj passed in becomes the execution
 *                            scope of the listener
 * @class Subscriber
 * @constructor
 */
YAHOO.util.Subscriber = function(fn, obj, override) {

    /**
     * The callback that will be execute when the event fires
     * @property fn
     * @type function
     */
    this.fn = fn;

    /**
     * An optional custom object that will passed to the callback when
     * the event fires
     * @property obj
     * @type object
     */
    //this.obj = YAHOO.lang.isUndefined(obj) ? null : obj;
	this.obj = (typeof obj == "undefined") ? null : obj;

    /**
     * The default execution scope for the event listener is defined when the
     * event is created (usually the object which contains the event).
     * By setting override to true, the execution scope becomes the custom
     * object passed in by the subscriber.  If override is an object, that 
     * object becomes the scope.
     * @property override
     * @type boolean|object
     */
    this.override = override;

};

/**
 * Returns the execution scope for this listener.  If override was set to true
 * the custom obj will be the scope.  If override is an object, that is the
 * scope, otherwise the default scope will be used.
 * @method getScope
 * @param {Object} defaultScope the scope to use if this listener does not
 *                              override it.
 */
YAHOO.util.Subscriber.prototype.getScope = function(defaultScope) {
    if (this.override) {
        if (this.override === true) {
            return this.obj;
        } else {
            return this.override;
        }
    }
    return defaultScope;
};

/**
 * Returns true if the fn and obj match this objects properties.
 * Used by the unsubscribe method to match the right subscriber.
 *
 * @method contains
 * @param {Function} fn the function to execute
 * @param {Object} obj an object to be passed along when the event fires
 * @return {boolean} true if the supplied arguments match this 
 *                   subscriber's signature.
 */
YAHOO.util.Subscriber.prototype.contains = function(fn, obj) {
    if (obj) {
        return (this.fn == fn && this.obj == obj);
    } else {
        return (this.fn == fn);
    }
};

/**
 * @method toString
 */
YAHOO.util.Subscriber.prototype.toString = function() {
    return "Subscriber { obj: " + this.obj  + 
           ", override: " +  (this.override || "no") + " }";
};
/**
 * The base Component.
 * 
 * @param {jQuery Object} $element The root element of the component as jQuery object. 
 * @param {String} id The id of this component (optional)
 */
function Component($element, id) {
	// REVISIT Does this work correct, if $element is multiple?
	this.$element = $element;

	// The unique widget id. (This has to be unique even if two components of same type are embedded on a page)
	if (typeof id != "undefined") {
		this.id = id;
	}
	else {
		// Tries to get ID automatically. Does only work for single elements.
		this.id = $element.attr("id");
	}
}

/**
 * Initializes this component. 
 */
Component.prototype.init = function() {
}

/**
 * Returns a list of events this Component will broadcast.
 *
 * Override this method and return events which your Component will broadcast.
 * 
 * @return {CustomEvent[]} A list of CustomEvents which this component fires. 
 */
Component.prototype.getBroadcastEvents = function() {
	console.log(this.id + " .getBroadcastEvents()");
	return [];
}

/**
 * Returns a list of events this Component wants to subscribe to.
 * In each SubscriptionEvent the event type and the listener method are stored.
 * 
 * @return {SubscriptionEvent[]} A list of SubscriptionEvents
 */
Component.prototype.getSubscriptionEvents = function() {
	console.log(this.id + " .getSubscriptionEvents()");
	return [];
}

/**
 * A SubscriptionEvent.
 * @param {String} type The type of the CustomEvent it should be subscribed to.
 * @param {Function} listenerMethod The method to call if event gets fired.
 */
function SubscriptionEvent(type, listenerMethod) {
	this.type = type;
	this.listenerMethod = listenerMethod;
} 

/**
 * The base Widget class.
 * Handles collapsing and extending, and implements a smart initialization. 
 * 
 * @param {jQuery Object} $element The root element of the component as jQuery object.
 * @param {boolean} collapsed Whether this widget is collapsed (optional, default = false)
 * 
 * @extends Component
 */
function Widget($element, collapsed) {
	Widget.baseConstructor.call(this, $element);
	
	// General properties ----------------------- 

	this.initialized = false;

	// TODO Read collapsed state from preferences
	// this.collapsed = preferences.read(this.id, "collapsed", collapsed || false);
	this.collapsed = collapsed || false;
	if (this.collapsed) {
		this.collapse();
	}
	else {
		this.expand();
	}
	
	// General initialization ------------------- 
	
	this.$element.children(".widgetHeader").data("owner", this);
	this.$element.children(".widgetHeader").click(this.onHeaderClick);


	// REVISIT Store reference to loginComponent?
	// Widget needs curent userId (e.g. to save data), but did not implement
	// onLogout() - or forget to reset userId in that function, the widget
	// would not be aware of the user logging out, and still have the old this.userId.
	// If it always uses loginComponent.userId this could not happen.
	
	// But hard wiring: new Widget(id, loginComponent)
	// and in every widget the same loginComponent.loginEvent.subscribe(onLogin, this);
	// is not good either.	
}
Widget.extend(Component);

/**
 * Initializes this widget.
 */
Widget.prototype.init = function() {
	if (!this.collapsed && !this.initialized) {
		console.log("Initializing " + this.id + " ...");
		this.initialized = true;
		this.initInternal();
	}
	else {
		console.log(this.id + " not initialized (collapsed or already initialized).");
	}
}

/**
 * Inits the widget internally. This method is called only once and if widget is expanded.
 * Override this method to put expensive stuff in here, e.g. load data via Ajax.
 */
Widget.prototype.initInternal = function() {
	//console.log("initInternal " + this.id);
}

/**
 * Handler function if click on widget header.
 * Switches the collapse state of the widget.
 */
Widget.prototype.onHeaderClick = function() {
	var _this = $(this).data("owner");
	if (_this.collapsed) {
		_this.expand();
	}
	else {
		_this.collapse();
	}
}

/**
 * Collapse this widget.
 */
Widget.prototype.collapse = function() {
	//console.log("Collapsing " + this.id + " ...")
	this.collapsed = true;
	this.$element.children(".widgetContent").slideUp(330);
}

/**
 * Expands this widget. If it's the first time, init is called.
 */
Widget.prototype.expand = function() {
	//console.log("Expanding " + this.id + " ...")
	this.collapsed = false;
	if (!this.initialized) {
		console.log("First time expanding, init");
		this.init();
	}
	this.$element.children(".widgetContent").slideDown(330);
}


/**
 * This ComponentController handled all components and widgets, and controls messaging between them.
 * 
 * Each component can announce which events it will broadcast, and which it wants to subscribe to.
 * While subscribing some listener method can be given, i.e. the event mechanism de-couples it from the broadcasting component.
 * A subscribing component does not have to implement specific methods, but has to provide an appropriate SubscriptionEvent.
 * A Mediator pattern is used.
 * 
 * TODO Unify subscription and broadcast events (b: CustomeEvent, s: SubscriptionEvent). Use HashMaps?
 * TODO Publish it (Related: http://www.josh-davis.org/node/4, http://www.fancybread.com/blog/index.cfm/2007/10/19/Mediator-Pattern-applied-to-Javascript, http://extjs.com/forum/showthread.php?p=148830)
 *  
 */
function ComponentController() {
	// Map of all components and widgets
	this.components = new HashMap();
	
	// Stores events in register() so components can subscribe
	this.broadcastEvents = new HashMap();
	
	// TODO selectLOM is given as param in newSelectedLOM event 	
	this.selectedLOM = null;
	
}

/**
 * Registers a component.
 * 
 * Each component addionally can tell which events it will broadcast.
 * 
 * @param {Component} component The component to register
 */
ComponentController.prototype.register = function(component) {
	this.components.add(component.id, component);
	
	// If component returns some events it will broadcast, store them for later use (in init)
	if (Utils.isFunction(component.getBroadcastEvents)) {
		var broadcastEvents = component.getBroadcastEvents();
		for (var key in broadcastEvents) {
			var customEvent = broadcastEvents[key];
			this.broadcastEvents.add(customEvent.type, customEvent);
		}
	}
	else {
		// getBroadcastEvents() does not exist, even if it is implemented empty in base Component class.
		console.warn("Registered '" + component.id + "' does not extend Component.");
	}
}

/**
 * Initializes this ComponentController and all its components.
 * 
 * Each component is addionally subscribed to all events it has listener methods for (it wants to subscribe to). 
 */
ComponentController.prototype.init = function() {
	console.log("ComponentController initializing " + this.components.size() + " components.");
	
	for (var id in this.components.internalMap) {
		var component = this.components.get(id);
		this._subscribe(component);
	}
	
	// Inits components after all subscriptions are made (thus iterating twice), because otherwise
	// it is possible events are fired in init() before all subscribers have subscribed.
	// e.g. LoginComponent checks in init() whether user is in session and if so fires an event.
	for (var id in this.components.internalMap) {
		var component = this.components.get(id);
		component.init();
	}
}

/**
 * Late registers and initializes a component.
 * This is for widgets and components which should be not loaded automatically.
 * 
 * @param {Component} component
 */
ComponentController.prototype.lateRegisterAndInit = function(component) {
	this.register(component);
	this._subscribe(component);
	component.init();
}

/**
 * Subscribes a component to all its events. 
 * (Internal method)
 * 
 * @param {Component} component
 */
ComponentController.prototype._subscribe = function(component) {
	if (Utils.isFunction(component.getSubscriptionEvents)) {
		var subscriptionEvents = component.getSubscriptionEvents();
		// Iterate through all events the component wants to subscribe to
		for (var key in subscriptionEvents) {
			var subscriptionEvent = subscriptionEvents[key];
			var broadcastEvent = this.broadcastEvents.get(subscriptionEvent.type);
			if (typeof broadcastEvent != 'undefined') {
				console.log("Component '" + component.id + "' subscribed to event '" + subscriptionEvent.type + "'.")
				broadcastEvent.subscribe(subscriptionEvent.listenerMethod, component, true);
			}
			else {
				console.warn("Event not found! Component '" + component.id + "' wants to subscribe to event '" + subscriptionEvent.type + "'.");
			}
		}
	}
} 


/**
 * A simple message box component.
 * 
 * Usage:
 * 		- Add element in HTML, e.g. <div id="messageBox"></div>
 *		- Create component, e.g. this.messageBox = new MessageBox($("#messageBox"));
 *		- Use, e.g. this.messageBox.showError("Not found.");
 * 
 * @param {jQuery} $msgBox The jQuery of the element.
 * @param {String} defaultMessage The default message (default: "")
 * @param {MessageType} defaultType The default type (default: TYPE_NONE)
 * @param {boolean} visible Indicates whether this message is visible, first. (default: true)
 * @param {boolean} useSliding Indicates whether the box hides and shows with sliding. (default: false)
 */
function MessageBox($msgBox, defaultMessage, defaultType, visible, useSliding) {
	this.$msgBox = $msgBox;
	
	this.defaultMessage = (typeof defaultMessage != "undefined") ? defaultMessage : "";
	this.defaultType = (typeof defaultType != "undefined") ? defaultType : MessageBox.TYPE_NONE;
	this.autoHideDuration = 3000;
	this.useSliding = (typeof useSliding != "undefined") ? useSliding : false;

	// current message
	this.message = this.defaultMessage;
	// current type
	this.type = this.defaultType;
	
	// message is visible by default; hide it if specified, only.
	if (typeof visible != "undefined" && !visible) {
		this.$msgBox.hide();
	}
	else {
		this.$msgBox.show();
	}
}

/**
 * Shows a message.
 * 
 * @param {String} message The text to display
 * @param {MessageType} type The type of the message to show (optional)
 * @param {boolean} autoHide Whether to automatically hide this message after a while (optional, default: false)
 */
MessageBox.prototype.showMessage = function(message, type, autoHide) {
	this.message = message;
	if (typeof type != "undefined") {
		this.type = type;
	}
	else {
		this.type = this.defaultType;
	}
	this.show();
	
	if (typeof autoHide != "undefined" && autoHide == true) {
		_this = this;
		setTimeout(function() {_this.hide()}, this.autoHideDuration);
	}
}

/**
 * Shows the current message with the current type.
 */
MessageBox.prototype.show = function() {
	var className = MessageBox.getClassFromType(this.type);
	this.$msgBox.html('<div class="' + className + '">' + this.message + '</div>');
	if (this.useSliding) {
		this.$msgBox.slideDown(330);
	}
	else {
		this.$msgBox.fadeIn(330);
	}
}

/**
 * Hides the message.
 */
MessageBox.prototype.hide = function() {
	if (this.useSliding) {
		this.$msgBox.slideUp(330);
	}
	else {
		this.$msgBox.fadeOut(330);
	}
}

/**
 * Shows a working message box.
 * @param {String} message The message to show
 */
MessageBox.prototype.showWorking = function(message, autoHide) {
	this.showMessage(message, MessageBox.TYPE_WORKING, autoHide);
}

/**
 * Shows an error message box.
 * @param {String} message The message to show
 */
MessageBox.prototype.showError = function(message, autoHide) {
	this.showMessage(message, MessageBox.TYPE_ERROR, autoHide);
}

/**
 * Shows an ok message box.
 * @param {String} message The message to show
 */
MessageBox.prototype.showOk = function(message, autoHide) {
	this.showMessage(message, MessageBox.TYPE_OK, autoHide);
}

/**
 * Resets this message box, i.e. shows the default message box.
 */
MessageBox.prototype.reset = function(){
	this.showDefault();
}

/**
 * Shows the default message box.
 */
MessageBox.prototype.showDefault = function() {
	this.showMessage(this.defaultMessage, this.defaultType);
}


/**
 * Returns a class name for the message type. 
 * @param {MessageType} type
 */
MessageBox.getClassFromType = function(type) {
	var className;
	switch (type) {
		case MessageBox.TYPE_WORKING:
				className = "loadingMessage";
				break;
		case MessageBox.TYPE_OK:
				className = "confirmationMessage";
				break;
		case MessageBox.TYPE_WARNING:
				className = "adviceMessage";
				break;
		case MessageBox.TYPE_ERROR:
				className = "errorMessage";
				break;
		
		default: className = "message";
	}
	return className;
}


// none, without
MessageBox.TYPE_NONE      = 0;
// working, loading
MessageBox.TYPE_WORKING   = 10;
// ok, confirmation, success
MessageBox.TYPE_OK        = 20;
// warning, note, advice
MessageBox.TYPE_WARNING   = 30;
// error, failure
MessageBox.TYPE_ERROR     = 40;

/**
 * This LoginComponent handles login and logout of users.
 * 
 * Displays login form as modal dialog, which can be opened by any widgets.
 * Handles also the Forgot-Password dialog. 
 * Broadcasts login and logout events.
 * Updates a status panel (if existing).
 * 
 * NB: Below also the User class is defined.
 * 
 * @extends Component
 */
function LoginComponent($element) {
	LoginComponent.baseConstructor.call(this, $element);

	this.$element = $element;
	
	
	this.$element.show();
	// hide buttons
	this.$element.find(".buttonBar").hide();
	
	// Events
	this.loginEvent = new YAHOO.util.CustomEvent("login", this);
	this.logoutEvent = new YAHOO.util.CustomEvent("logout", this);
	
	// Other components	
	this.messageBox = new MessageBox($("#messageBox"));


	// Create all jQuery elements and assign event handler
	this.initPanelElements();
	this.initDialogElements();
}
LoginComponent.extend(Component);

LoginComponent.getLoggedInUserURL = MACEConstants.componentsURL + "login/php/getLoggedInUser.php?callback=?";
LoginComponent.loginURL = MACEConstants.componentsURL + "login/php/login.php?callback=?";
LoginComponent.logoutURL = MACEConstants.componentsURL + "login/php/logout.php?callback=?";

LoginComponent.sendNewPassURL = MACEConstants.componentsURL + "login/php/sendNewPass.php";

LoginComponent.myPageURL = MACEConstants.rootURL + "user/";
LoginComponent.iconURL = MACEConstants.aloeThumbnailServiceURL + "buddyIconSmall";

/**
 * On startup checks whether the user is already logged in.
 */
LoginComponent.prototype.init = function() {
	this.$loginDialog.hide();
	this.checkUserInSession();
}

LoginComponent.prototype.initPanelElements = function() {
	var _this = this;
	this.$statePanelLoggedIn = $(".statePanel .loggedIn", this.$element);
	this.$statePanelLoggedOut = $(".statePanel .loggedOut", this.$element);
	this.$loggedInMessage = $(".loggedInMessage", this.$element);
	
	this.$logoutButton = $("#logoutButton", this.$element);
	this.$logoutButton.click(function() { _this.logout() });
	this.$openLoginDialogButton = $("#openLoginDialogButton", this.$element);
	this.$openLoginDialogButton.click(function() { _this.openLoginDialog() });
}

LoginComponent.prototype.initDialogElements = function() {
	this.$loginDialog = $(".loginDialog", this.$element);
	this.$loginForm = $("#loginForm", this.$element);
	this.$usernameField = $("#username", this.$element);
	this.$passwordField = $("#password", this.$element);
	
	this.$forgotPasswordForm = $("#forgotPasswordForm", this.$element);
	this.$forgotPasswordButton = $("#forgotPassword", this.$element);
	this.$forgotPasswordUsernameField = $("#forgotPasswordUsername", this.$element);
}

LoginComponent.prototype.onShowLoginDialog = function() {
	this.messageBox.hide();
	
	
	// Binds event handler to login dialog (modal elements got copied)
	var _this = this;
	this.$loginForm.submit(function(){
		_this.login();
		return false;
	});

	this.$forgotPasswordButton.click(function() { _this.showForgotPasswordDialog(); });
	this.$forgotPasswordForm.submit(function(){
		_this.sendNewPass();
		return false;
	});
}

/**
 * Returns login and logout as events this will broadcast.
 */
LoginComponent.prototype.getBroadcastEvents = function() {
	console.log("LoginComponent broadcasts: login, logout");
	return [this.loginEvent, this.logoutEvent];
}

// --------------------------------------------------------


/**
 * Tries to login the user with given credentials from the form.
 * Fires the login event to broadcast to every subscribed widget.
 */
LoginComponent.prototype.login = function() {
	var userName = this.$usernameField.val();
	var password = this.$passwordField.val();
	
	var _this = this;

	$.getJSON(LoginComponent.loginURL, {"userName": userName, "password": password},
		function (result) {
			_this.$passwordField.val("");
			
			if (typeof(result.success) == "undefined" || result.success) {
				_this.user = new User(result.userId, result.userName, result.aloeUserIdentifier, result.aloeSessionId);
				_this.updateStateDisplay();
				_this.loginEvent.fire(_this.user);
				
				console.log("User logged in successfully.");
			}
			else {
				console.warn("Login failed:" + result.message);
				_this.messageBox.showError("User/Password did not match.");
			}
		}
	);
}

/**
 * Logs out the current user.
 * Fires the logout event to broadcast to every subscribed widget.
 */
LoginComponent.prototype.logout = function() {
	var _this = this;
	$.getJSON(LoginComponent.logoutURL,
		function() {
			_this.logoutEvent.fire(_this.user);
			_this.user = null;

			_this.updateStateDisplay();
			
			console.log("User logged out.");
		}
	);
}

/**
 * Checks if a user is in the session.
 */
LoginComponent.prototype.checkUserInSession = function() {
	var _this = this;

	$.getJSON(LoginComponent.getLoggedInUserURL,
		function (result) {
			if (typeof(result.success) == "undefined" || result.success) {
				_this.user = new User(result.userId, result.userName, result.aloeUserIdentifier, result.aloeSessionId);
				_this.loginEvent.fire(_this.user);
				
				console.log("User '" + result.userName + "' found in session. ");
			}
			else {
				_this.user = null;
				_this.logoutEvent.fire(_this.user);
				
				console.log("No user found in session.");
			}
			_this.updateStateDisplay();
		}
	);
}

// --------------------------------------------

/**
 * Updates the state display (i.e. the panel with buttons and/or greeting msg).
 */
LoginComponent.prototype.updateStateDisplay = function() {
	$.modal.close();
	
	// hide buttons
	this.$element.find(".buttonBar").show();
	// hide loading message
	this.$element.find(".loadingMessage").hide();	
	
	if (this.user) {
		this.$loggedInMessage.html(tmpl("loggedInMessageTemplate", this.user));
		
		this.$statePanelLoggedIn.show();
		this.$statePanelLoggedOut.hide();
	}
	else {
		this.$statePanelLoggedIn.hide();
		this.$statePanelLoggedOut.show();
	}	
}

// --------------------------------------------------------

/**
 * Opens and shows the login form.
 */
LoginComponent.prototype.openLoginDialog = function() {
	var _this = this;
	this.$loginDialog.modal({onShow: function() {
		_this.onShowLoginDialog();
	}});

 	this.$loginForm.show();
	this.$forgotPasswordForm.hide();
	this.$passwordField.val("");
}

LoginComponent.prototype.open = function() {
	console.warn("loginComponent.open is deprecated! Use openLoginDialog instead.");
	this.openLoginDialog();
}

LoginComponent.prototype.close = function() {
	console.error("loginComponent.close is not supported anymore!");
}

// --------------------------------------------------------

/**
 * Show Password reset dialog
 */
LoginComponent.prototype.showForgotPasswordDialog = function() {
	this.messageBox.hide();
	this.$loginForm.hide();
	this.$forgotPasswordForm.show();
}

LoginComponent.prototype.sendNewPass = function() {
	var _this =	this;
  	var o = {};
	o.username = this.$forgotPasswordUsernameField.val();

     $.getJSON(LoginComponent.sendNewPassURL, o, function (result) {
  		if(result.success){
			_this.messageBox.showOk(result.message);
  			_this.$forgotPasswordForm.hide();
			_this.$loginForm.show();
			_this.$usernameField.val(result.username);
			
			// Do not hide forgotPassword functionality, maybe user want to resend it
			//_this.$forgotPasswordButton.hide();
  		}
  		else {
			_this.messageBox.showError(result.message);
  		}
     });
}

// --------------------------------------------------------

/**
 * A User.
 * @param {String} id The user id.
 * @param {String} userName The userName.
 * @param {String} aloeUserId The user id of ALOE
 * @param {String} aloeSessionId The session id of ALOE
 */
function User(id, userName, aloeUserId, aloeSessionId) {
	// ID (FIT)
	this.id = id;
	// Nickname
	this.userName = userName;
	// ALOE ID
	this.aloeUserId = aloeUserId;
	// Aloe session ID
	this.aloeSessionId = aloeSessionId;
	

	// Link to user's page
	this.linkURL = LoginComponent.myPageURL + this.userName;
	// buddy icon
	console.log("DRAGONS: aloeSessionId=" + aloeSessionId);
	this.icon = LoginComponent.iconURL + "?contentID=" + this.aloeUserId + "&sessionID=" + this.aloeSessionId;
}


/* USAGE TRACKER ********/
/*
	- saveTrack does the pageview tracking
	- saveSearch saves searches parameter: searchterm,numberOfResults
	- saveFilter saves filteraction for searchtrack  parameter:filter_typ (e.g Repository),filter_value (e.g Winds),numberOfResults
	- saveResultViewed 	saves resultViews for searchtrack		parameter:resultIdentifier
	- saveAction saves actions performed	parameter:context(e.g TaggingWidget or Details), thisaction (e.g addTags, cancel, goToThePage), subject (e.g tags,rating, url of externalPage), content (lomIdentifier)
	
*/

function Tracker() {
	this.saveTrackUrl = MACEConstants.componentsURL + "tracker/php/saveTrack.php";
	this.saveTrack("pageview");
}
Tracker.extend(Component);

Tracker.prototype.saveTrack = function(action) {
	var t = this;
	var o = {};
	o.action = action;
 
   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.trackID);
   		}
   		else {
			console.log("Saving track failed: "  + result.message);
   		}
   	});
}

Tracker.prototype.saveSearch = function(searchterm, numResults) {
	var t = this;
	var o = {};
	o.searchterm = searchterm;
	o.numResults = numResults;
	o.action = "search";

   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.trackID);
   		}
   		else {
			console.log("Saving track failed!"  + result.trackID);
   		}
   	});
}

Tracker.prototype.saveFilter = function(filter_types, filter_labels, numResults) {
	var t = this;
	var o = {};
	o.filter_types = filter_types.join();
	o.filter_labels = filter_labels.join();
	o.numResults = numResults;
	o.action = "filter";

   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.filterID);
   		}
   		else {
			console.log("Saving track failed!"  + result.filterID);
   		}
   	});
}

Tracker.prototype.saveResultViewed = function(resultIdentifier) {
	var t = this;
	var o = {};
	o.resultIdentifier = resultIdentifier;
	o.action = "resultViewed";

   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.resultID);
   		}
   		else {
			console.log("Saving track failed!"  + result.resultID);
   		}
   	});
}

Tracker.prototype.saveAction = function(context, thisaction, subject, content) {
	var t = this;
	var o = {};
	o.context = context;
	o.thisaction = thisaction;
	o.action = "trackAction";
	o.subject = subject;
	o.content = content;

   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.actionID);
   		}
   		else {
			console.log("Saving track failed!"  + result.actionID);
   		}
   	});
}

Tracker.prototype.saveMapAction = function(context, thisaction, subject, content) {
	var t = this;
	var o = {};
	o.context = context;
	o.thisaction = thisaction;
	o.action = "trackAction";
	o.subject = subject;
	o.content = content;

   $.getJSON(this.saveTrackUrl, o, function (result) {
   		if(result.success) {
   			console.log("Saved track : " + result.actionID);
   		}
   		else {
			console.log("Saving track failed!"  + result.actionID);
   		}
   	});
}