var Prototype={Version:'1.5.1',Browser:{IE:!!(window.attachEvent&&!window.opera),Opera:!!window.opera,WebKit:navigator.userAgent.indexOf('AppleWebKit/')>-1,Gecko:navigator.userAgent.indexOf('Gecko')>-1&&navigator.userAgent.indexOf('KHTML')==-1},BrowserFeatures:{XPath:!!document.evaluate,ElementExtensions:!!window.HTMLElement,SpecificElementExtensions:(document.createElement('div').__proto__!==document.createElement('form').__proto__)},ScriptFragment:'<script[^>]*>([\u0001-\uFFFF]*?)</script>',JSONFilter:/^\/\*-secure-\s*(.*)\s*\*\/\s*$/,emptyFunction:function(){},K:function(x){return x}};var Class={create:function(){return function(){this.initialize.apply(this,arguments)}}};var Abstract=new Object();Object.extend=function(a,b){for(var c in b){a[c]=b[c]}return a};Object.extend(Object,{inspect:function(a){try{if(a===undefined)return'undefined';if(a===null)return'null';return a.inspect?a.inspect():a.toString()}catch(e){if(e instanceof RangeError)return'...';throw 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c},sub:function(b,c,d){c=this.gsub.prepareReplacement(c);d=d===undefined?1:d;return this.gsub(b,function(a){if(--d<0)return a[0];return c(a)})},scan:function(a,b){this.gsub(a,b);return this},truncate:function(a,b){a=a||30;b=b===undefined?'...':b;return this.length>a?this.slice(0,a-b.length)+b:this},strip:function(){return this.replace(/^\s+/,'').replace(/\s+$/,'')},stripTags:function(){return this.replace(/<\/?[^>]+>/gi,'')},stripScripts:function(){return this.replace(new RegExp(Prototype.ScriptFragment,'img'),'')},extractScripts:function(){var b=new RegExp(Prototype.ScriptFragment,'img');var c=new RegExp(Prototype.ScriptFragment,'im');return(this.match(b)||[]).map(function(a){return(a.match(c)||['',''])[1]})},evalScripts:function(){return this.extractScripts().map(function(a){return eval(a)})},escapeHTML:function(){var a=arguments.callee;a.text.data=this;return a.div.innerHTML},unescapeHTML:function(){var c=document.createElement('div');c.innerHTML=this.stripTags();return 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this.indexOf(a)===0},endsWith:function(a){var d=this.length-a.length;return d>=0&&this.lastIndexOf(a)===d},empty:function(){return this==''},blank:function(){return/^\s*$/.test(this)}});if(Prototype.Browser.WebKit||Prototype.Browser.IE){Object.extend(String.prototype,{escapeHTML:function(){return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;')},unescapeHTML:function(){return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>')}})}String.prototype.gsub.prepareReplacement=function(b){if(typeof b=='function')return b;var c=new Template(b);return function(a){return c.evaluate(a)}};String.prototype.parseQuery=String.prototype.toQueryParams;Object.extend(String.prototype.escapeHTML,{div:document.createElement('div'),text:document.createTextNode('')});with(String.prototype.escapeHTML)div.appendChild(text);var Template=Class.create();Template.Pattern=/(^|.|\r|\n)(#\{(.*?)\})/;Template.prototype={initialize:function(a,b){this.template=a.toString();this.pattern=b||Template.Pattern},evaluate:function(c){return this.template.gsub(this.pattern,function(a){var b=a[1];if(b=='\\')return a[2];return b+String.interpret(c[a[3]])})}};var $break={};var $continue=new Error('"throw $continue" is deprecated, use "return" instead');var Enumerable={each:function(b){var c=0;try{this._each(function(a){b(a,c++)})}catch(e){if(e!=$break)throw e;}return this},eachSlice:function(a,b){var c=-a,slices=[],array=this.toArray();while((c+=a)<array.length)slices.push(array.slice(c,c+a));return slices.map(b)},all:function(c){var d=true;this.each(function(a,b){d=d&&!!(c||Prototype.K)(a,b);if(!d)throw $break;});return d},any:function(c){var d=false;this.each(function(a,b){if(d=!!(c||Prototype.K)(a,b))throw $break;});return d},collect:function(c){var d=[];this.each(function(a,b){d.push((c||Prototype.K)(a,b))});return 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d=[],falses=[];this.each(function(a,b){((c||Prototype.K)(a,b)?d:falses).push(a)});return[d,falses]},pluck:function(c){var d=[];this.each(function(a,b){d.push(a[c])});return d},reject:function(c){var d=[];this.each(function(a,b){if(!c(a,b))d.push(a)});return d},sortBy:function(e){return this.map(function(a,b){return{value:a,criteria:e(a,b)}}).sort(function(c,d){var a=c.criteria,b=d.criteria;return a<b?-1:a>b?1:0}).pluck('value')},toArray:function(){return this.map()},zip:function(){var c=Prototype.K,args=$A(arguments);if(typeof args.last()=='function')c=args.pop();var d=[this].concat(args).map($A);return this.map(function(a,b){return c(d.pluck(b))})},size:function(){return this.toArray().length},inspect:function(){return'#<Enumerable:'+this.toArray().inspect()+'>'}};Object.extend(Enumerable,{map:Enumerable.collect,find:Enumerable.detect,select:Enumerable.findAll,member:Enumerable.include,entries:Enumerable.toArray});var $A=Array.from=function(a){if(!a)return[];if(a.toArray){return 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d=[b,c];d.key=b;d.value=c;a(d)}},keys:function(){return this.pluck('key')},values:function(){return this.pluck('value')},merge:function(c){return $H(c).inject(this,function(a,b){a[b.key]=b.value;return a})},remove:function(){var a;for(var i=0,length=arguments.length;i<length;i++){var b=this[arguments[i]];if(b!==undefined){if(a===undefined)a=b;else{if(a.constructor!=Array)a=[a];a.push(b)}}delete this[arguments[i]]}return a},toQueryString:function(){return Hash.toQueryString(this)},inspect:function(){return'#<Hash:{'+this.map(function(a){return a.map(Object.inspect).join(': ')}).join(', ')+'}>'},toJSON:function(){return Hash.toJSON(this)}});function $H(a){if(a instanceof Hash)return a;return new Hash(a)};if(function(){var i=0,Test=function(a){this.key=a};Test.prototype.key='foo';for(var b in new Test('bar'))i++;return i>1}())Hash.prototype._each=function(a){var b=[];for(var c in this){var d=this[c];if((d&&d==Hash.prototype[c])||b.include(c))continue;b.push(c);var e=[c,d];e.key=c;e.value=d;a(e)}};ObjectRange=Class.create();Object.extend(ObjectRange.prototype,Enumerable);Object.extend(ObjectRange.prototype,{initialize:function(a,b,c){this.start=a;this.end=b;this.exclusive=c},_each:function(a){var b=this.start;while(this.include(b)){a(b);b=b.succ()}},include:function(a){if(a<this.start)return false;if(this.exclusive)return a<this.end;return a<=this.end}});var $R=function(a,b,c){return new ObjectRange(a,b,c)};var Ajax={getTransport:function(){return Try.these(function(){return new XMLHttpRequest()},function(){return new ActiveXObject('Msxml2.XMLHTTP')},function(){return new ActiveXObject('Microsoft.XMLHTTP')})||false},activeRequestCount:0};Ajax.Responders={responders:[],_each:function(a){this.responders._each(a)},register:function(a){if(!this.include(a))this.responders.push(a)},unregister:function(a){this.responders=this.responders.without(a)},dispatch:function(b,c,d,f){this.each(function(a){if(typeof a[b]=='function'){try{a[b].apply(a,[c,d,f])}catch(e){}}})}};Object.extend(Ajax.Responders,Enumerable);Ajax.Responders.register({onCreate:function(){Ajax.activeRequestCount++},onComplete:function(){Ajax.activeRequestCount--}});Ajax.Base=function(){};Ajax.Base.prototype={setOptions:function(a){this.options={method:'post',asynchronous:true,contentType:'application/x-www-form-urlencoded',encoding:'UTF-8',parameters:''};Object.extend(this.options,a||{});this.options.method=this.options.method.toLowerCase();if(typeof this.options.parameters=='string')this.options.parameters=this.options.parameters.toQueryParams()}};Ajax.Request=Class.create();Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];Ajax.Request.prototype=Object.extend(new Ajax.Base(),{_complete:false,initialize:function(a,b){this.transport=Ajax.getTransport();this.setOptions(b);this.request(a)},request:function(a){this.url=a;this.method=this.options.method;var b=Object.clone(this.options.parameters);if(!['get','post'].include(this.method)){b['_method']=this.method;this.method='post'}this.parameters=b;if(b=Hash.toQueryString(b)){if(this.method=='get')this.url+=(this.url.include('?')?'&':'?')+b;else if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))b+='&_='}try{if(this.options.onCreate)this.options.onCreate(this.transport);Ajax.Responders.dispatch('onCreate',this,this.transport);this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);if(this.options.asynchronous)setTimeout(function(){this.respondToReadyState(1)}.bind(this),10);this.transport.onreadystatechange=this.onStateChange.bind(this);this.setRequestHeaders();this.body=this.method=='post'?(this.options.postBody||b):null;this.transport.send(this.body);if(!this.options.asynchronous&&this.transport.overrideMimeType)this.onStateChange()}catch(e){this.dispatchException(e)}},onStateChange:function(){var a=this.transport.readyState;if(a>1&&!((a==4)&&this._complete))this.respondToReadyState(this.transport.readyState)},setRequestHeaders:function(){var b={'X-Requested-With':'XMLHttpRequest','X-Prototype-Version':Prototype.Version,'Accept':'text/javascript, text/html, application/xml, text/xml, */*'};if(this.method=='post'){b['Content-type']=this.options.contentType+(this.options.encoding?'; charset='+this.options.encoding:'');if(this.transport.overrideMimeType&&(navigator.userAgent.match(/Gecko\/(\d{4})/)||[0,2005])[1]<2005)b['Connection']='close'}if(typeof this.options.requestHeaders=='object'){var c=this.options.requestHeaders;if(typeof c.push=='function')for(var i=0,length=c.length;i<length;i+=2)b[c[i]]=c[i+1];else $H(c).each(function(a){b[a.key]=a.value})}for(var d in b)this.transport.setRequestHeader(d,b[d])},success:function(){return!this.transport.status||(this.transport.status>=200&&this.transport.status<300)},respondToReadyState:function(a){var b=Ajax.Request.Events[a];var c=this.transport,json=this.evalJSON();if(b=='Complete'){try{this._complete=true;(this.options['on'+this.transport.status]||this.options['on'+(this.success()?'Success':'Failure')]||Prototype.emptyFunction)(c,json)}catch(e){this.dispatchException(e)}var d=this.getHeader('Content-type');if(d&&d.strip().match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i))this.evalResponse()}try{(this.options['on'+b]||Prototype.emptyFunction)(c,json);Ajax.Responders.dispatch('on'+b,this,c,json)}catch(e){this.dispatchException(e)}if(b=='Complete'){this.transport.onreadystatechange=Prototype.emptyFunction}},getHeader:function(a){try{return this.transport.getResponseHeader(a)}catch(e){return null}},evalJSON:function(){try{var a=this.getHeader('X-JSON');return a?a.evalJSON():null}catch(e){return null}},evalResponse:function(){try{return eval((this.transport.responseText||'').unfilterJSON())}catch(e){this.dispatchException(e)}},dispatchException:function(a){(this.options.onException||Prototype.emptyFunction)(this,a);Ajax.Responders.dispatch('onException',this,a)}});Ajax.Updater=Class.create();Object.extend(Object.extend(Ajax.Updater.prototype,Ajax.Request.prototype),{initialize:function(c,d,e){this.container={success:(c.success||c),failure:(c.failure||(c.success?null:c))};this.transport=Ajax.getTransport();this.setOptions(e);var f=this.options.onComplete||Prototype.emptyFunction;this.options.onComplete=(function(a,b){this.updateContent();f(a,b)}).bind(this);this.request(d)},updateContent:function(){var a=this.container[this.success()?'success':'failure'];var b=this.transport.responseText;if(!this.options.evalScripts)b=b.stripScripts();if(a=$(a)){if(this.options.insertion)new this.options.insertion(a,b);else a.update(b)}if(this.success()){if(this.onComplete)setTimeout(this.onComplete.bind(this),10)}}});Ajax.PeriodicalUpdater=Class.create();Ajax.PeriodicalUpdater.prototype=Object.extend(new Ajax.Base(),{initialize:function(a,b,c){this.setOptions(c);this.onComplete=this.options.onComplete;this.frequency=(this.options.frequency||2);this.decay=(this.options.decay||1);this.updater={};this.container=a;this.url=b;this.start()},start:function(){this.options.onComplete=this.updateComplete.bind(this);this.onTimerEvent()},stop:function(){this.updater.options.onComplete=undefined;clearTimeout(this.timer);(this.onComplete||Prototype.emptyFunction).apply(this,arguments)},updateComplete:function(a){if(this.options.decay){this.decay=(a.responseText==this.lastText?this.decay*this.options.decay:1);this.lastText=a.responseText}this.timer=setTimeout(this.onTimerEvent.bind(this),this.decay*this.frequency*1000)},onTimerEvent:function(){this.updater=new Ajax.Updater(this.container,this.url,this.options)}});function $(a){if(arguments.length>1){for(var i=0,elements=[],length=arguments.length;i<length;i++)elements.push($(arguments[i]));return elements}if(typeof a=='string')a=document.getElementById(a);return Element.extend(a)}if(Prototype.BrowserFeatures.XPath){document._getElementsByXPath=function(a,b){var c=[];var d=document.evaluate(a,$(b)||document,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);for(var i=0,length=d.snapshotLength;i<length;i++)c.push(d.snapshotItem(i));return c};document.getElementsByClassName=function(a,b){var q=".//*[contains(concat(' ', @class, ' '), ' "+a+" ')]";return document._getElementsByXPath(q,b)}}else{document.getElementsByClassName=function(a,b){var c=($(b)||document.body).getElementsByTagName('*');var d=[],child;for(var i=0,length=c.length;i<length;i++){child=c[i];if(Element.hasClassName(child,a))d.push(Element.extend(child))}return d}}if(!window.Element)var Element={};Element.extend=function(a){var F=Prototype.BrowserFeatures;if(!a||!a.tagName||a.nodeType==3||a._extended||F.SpecificElementExtensions||a==window)return a;var b={},tagName=a.tagName,cache=Element.extend.cache,T=Element.Methods.ByTag;if(!F.ElementExtensions){Object.extend(b,Element.Methods),Object.extend(b,Element.Methods.Simulated)}if(T[tagName])Object.extend(b,T[tagName]);for(var c in b){var d=b[c];if(typeof d=='function'&&!(c in a))a[c]=cache.findOrStore(d)}a._extended=Prototype.emptyFunction;return a};Element.extend.cache={findOrStore:function(a){return this[a]=this[a]||function(){return a.apply(null,[this].concat($A(arguments)))}}};Element.Methods={visible:function(a){return $(a).style.display!='none'},toggle:function(a){a=$(a);Element[Element.visible(a)?'hide':'show'](a);return a},hide:function(a){$(a).style.display='none';return a},show:function(a){$(a).style.display='';return a},remove:function(a){a=$(a);a.parentNode.removeChild(a);return a},update:function(a,b){b=typeof b=='undefined'?'':b.toString();$(a).innerHTML=b.stripScripts();setTimeout(function(){b.evalScripts()},10);return a},replace:function(a,b){a=$(a);b=typeof b=='undefined'?'':b.toString();if(a.outerHTML){a.outerHTML=b.stripScripts()}else{var c=a.ownerDocument.createRange();c.selectNodeContents(a);a.parentNode.replaceChild(c.createContextualFragment(b.stripScripts()),a)}setTimeout(function(){b.evalScripts()},10);return a},inspect:function(d){d=$(d);var e='<'+d.tagName.toLowerCase();$H({'id':'id','className':'class'}).each(function(a){var b=a.first(),attribute=a.last();var c=(d[b]||'').toString();if(c)e+=' '+attribute+'='+c.inspect(true)});return e+'>'},recursivelyCollect:function(a,b){a=$(a);var c=[];while(a=a[b])if(a.nodeType==1)c.push(Element.extend(a));return c},ancestors:function(a){return $(a).recursivelyCollect('parentNode')},descendants:function(a){return $A($(a).getElementsByTagName('*')).each(Element.extend)},firstDescendant:function(a){a=$(a).firstChild;while(a&&a.nodeType!=1)a=a.nextSibling;return $(a)},immediateDescendants:function(a){if(!(a=$(a).firstChild))return[];while(a&&a.nodeType!=1)a=a.nextSibling;if(a)return[a].concat($(a).nextSiblings());return[]},previousSiblings:function(a){return $(a).recursivelyCollect('previousSibling')},nextSiblings:function(a){return $(a).recursivelyCollect('nextSibling')},siblings:function(a){a=$(a);return a.previousSiblings().reverse().concat(a.nextSiblings())},match:function(a,b){if(typeof b=='string')b=new Selector(b);return b.match($(a))},up:function(a,b,c){a=$(a);if(arguments.length==1)return $(a.parentNode);var d=a.ancestors();return b?Selector.findElement(d,b,c):d[c||0]},down:function(a,b,c){a=$(a);if(arguments.length==1)return a.firstDescendant();var d=a.descendants();return b?Selector.findElement(d,b,c):d[c||0]},previous:function(a,b,c){a=$(a);if(arguments.length==1)return 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c=a.className;if(c.length==0)return false;if(c==b||c.match(new RegExp("(^|\\s)"+b+"(\\s|$)")))return true;return false},addClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a).add(b);return a},removeClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a).remove(b);return a},toggleClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a)[a.hasClassName(b)?'remove':'add'](b);return a},observe:function(){Event.observe.apply(Event,arguments);return $A(arguments).first()},stopObserving:function(){Event.stopObserving.apply(Event,arguments);return $A(arguments).first()},cleanWhitespace:function(a){a=$(a);var b=a.firstChild;while(b){var c=b.nextSibling;if(b.nodeType==3&&!/\S/.test(b.nodeValue))a.removeChild(b);b=c}return a},empty:function(a){return $(a).innerHTML.blank()},descendantOf:function(a,b){a=$(a),b=$(b);while(a=a.parentNode)if(a==b)return true;return false},scrollTo:function(a){a=$(a);var b=Position.cumulativeOffset(a);window.scrollTo(b[0],b[1]);return a},getStyle:function(a,b){a=$(a);b=b=='float'?'cssFloat':b.camelize();var c=a.style[b];if(!c){var d=document.defaultView.getComputedStyle(a,null);c=d?d[b]:null}if(b=='opacity')return c?parseFloat(c):1.0;return c=='auto'?null:c},getOpacity:function(a){return $(a).getStyle('opacity')},setStyle:function(a,b,c){a=$(a);var d=a.style;for(var e in b)if(e=='opacity')a.setOpacity(b[e]);else d[(e=='float'||e=='cssFloat')?(d.styleFloat===undefined?'cssFloat':'styleFloat'):(c?e:e.camelize())]=b[e];return a},setOpacity:function(a,b){a=$(a);a.style.opacity=(b==1||b==='')?'':(b<0.00001)?0:b;return a},getDimensions:function(a){a=$(a);var b=$(a).getStyle('display');if(b!='none'&&b!=null)return{width:a.offsetWidth,height:a.offsetHeight};var c=a.style;var d=c.visibility;var e=c.position;var f=c.display;c.visibility='hidden';c.position='absolute';c.display='block';var g=a.clientWidth;var h=a.clientHeight;c.display=f;c.position=e;c.visibility=d;return{width:g,height:h}},makePositioned:function(a){a=$(a);var b=Element.getStyle(a,'position');if(b=='static'||!b){a._madePositioned=true;a.style.position='relative';if(window.opera){a.style.top=0;a.style.left=0}}return a},undoPositioned:function(a){a=$(a);if(a._madePositioned){a._madePositioned=undefined;a.style.position=a.style.top=a.style.left=a.style.bottom=a.style.right=''}return a},makeClipping:function(a){a=$(a);if(a._overflow)return a;a._overflow=a.style.overflow||'auto';if((Element.getStyle(a,'overflow')||'visible')!='hidden')a.style.overflow='hidden';return a},undoClipping:function(a){a=$(a);if(!a._overflow)return a;a.style.overflow=a._overflow=='auto'?'':a._overflow;a._overflow=null;return a}};Object.extend(Element.Methods,{childOf:Element.Methods.descendantOf,childElements:Element.Methods.immediateDescendants});if(Prototype.Browser.Opera){Element.Methods._getStyle=Element.Methods.getStyle;Element.Methods.getStyle=function(a,b){switch(b){case'left':case'top':case'right':case'bottom':if(Element._getStyle(a,'position')=='static')return null;default:return Element._getStyle(a,b)}}}else if(Prototype.Browser.IE){Element.Methods.getStyle=function(a,b){a=$(a);b=(b=='float'||b=='cssFloat')?'styleFloat':b.camelize();var c=a.style[b];if(!c&&a.currentStyle)c=a.currentStyle[b];if(b=='opacity'){if(c=(a.getStyle('filter')||'').match(/alpha\(opacity=(.*)\)/))if(c[1])return parseFloat(c[1])/100;return 1.0}if(c=='auto'){if((b=='width'||b=='height')&&(a.getStyle('display')!='none'))return a['offset'+b.capitalize()]+'px';return null}return c};Element.Methods.setOpacity=function(a,b){a=$(a);var c=a.getStyle('filter'),style=a.style;if(b==1||b===''){style.filter=c.replace(/alpha\([^\)]*\)/gi,'');return a}else if(b<0.00001)b=0;style.filter=c.replace(/alpha\([^\)]*\)/gi,'')+'alpha(opacity='+(b*100)+')';return a};Element.Methods.update=function(b,c){b=$(b);c=typeof c=='undefined'?'':c.toString();var d=b.tagName.toUpperCase();if(['THEAD','TBODY','TR','TD'].include(d)){var e=document.createElement('div');switch(d){case'THEAD':case'TBODY':e.innerHTML='<table><tbody>'+c.stripScripts()+'</tbody></table>';depth=2;break;case'TR':e.innerHTML='<table><tbody><tr>'+c.stripScripts()+'</tr></tbody></table>';depth=3;break;case'TD':e.innerHTML='<table><tbody><tr><td>'+c.stripScripts()+'</td></tr></tbody></table>';depth=4}$A(b.childNodes).each(function(a){b.removeChild(a)});depth.times(function(){e=e.firstChild});$A(e.childNodes).each(function(a){b.appendChild(a)})}else{b.innerHTML=c.stripScripts()}setTimeout(function(){c.evalScripts()},10);return b}}else if(Prototype.Browser.Gecko){Element.Methods.setOpacity=function(a,b){a=$(a);a.style.opacity=(b==1)?0.999999:(b==='')?'':(b<0.00001)?0:b;return a}}Element._attributeTranslations={names:{colspan:"colSpan",rowspan:"rowSpan",valign:"vAlign",datetime:"dateTime",accesskey:"accessKey",tabindex:"tabIndex",enctype:"encType",maxlength:"maxLength",readonly:"readOnly",longdesc:"longDesc"},values:{_getAttr:function(a,b){return a.getAttribute(b,2)},_flag:function(a,b){return $(a).hasAttribute(b)?b:null},style:function(a){return a.style.cssText.toLowerCase()},title:function(a){var b=a.getAttributeNode('title');return b.specified?b.nodeValue:null}}};(function(){Object.extend(this,{href:this._getAttr,src:this._getAttr,type:this._getAttr,disabled:this._flag,checked:this._flag,readonly:this._flag,multiple:this._flag})}).call(Element._attributeTranslations.values);Element.Methods.Simulated={hasAttribute:function(a,b){var t=Element._attributeTranslations,node;b=t.names[b]||b;node=$(a).getAttributeNode(b);return node&&node.specified}};Element.Methods.ByTag={};Object.extend(Element,Element.Methods);if(!Prototype.BrowserFeatures.ElementExtensions&&document.createElement('div').__proto__){window.HTMLElement={};window.HTMLElement.prototype=document.createElement('div').__proto__;Prototype.BrowserFeatures.ElementExtensions=true}Element.hasAttribute=function(a,b){if(a.hasAttribute)return a.hasAttribute(b);return Element.Methods.Simulated.hasAttribute(a,b)};Element.addMethods=function(g){var F=Prototype.BrowserFeatures,T=Element.Methods.ByTag;if(!g){Object.extend(Form,Form.Methods);Object.extend(Form.Element,Form.Element.Methods);Object.extend(Element.Methods.ByTag,{"FORM":Object.clone(Form.Methods),"INPUT":Object.clone(Form.Element.Methods),"SELECT":Object.clone(Form.Element.Methods),"TEXTAREA":Object.clone(Form.Element.Methods)})}if(arguments.length==2){var h=g;g=arguments[1]}if(!h)Object.extend(Element.Methods,g||{});else{if(h.constructor==Array)h.each(extend);else extend(h)}function extend(a){a=a.toUpperCase();if(!Element.Methods.ByTag[a])Element.Methods.ByTag[a]={};Object.extend(Element.Methods.ByTag[a],g)}function copy(a,b,c){c=c||false;var d=Element.extend.cache;for(var e in a){var f=a[e];if(!c||!(e in b))b[e]=d.findOrStore(f)}}function findDOMClass(a){var b;var c={"OPTGROUP":"OptGroup","TEXTAREA":"TextArea","P":"Paragraph","FIELDSET":"FieldSet","UL":"UList","OL":"OList","DL":"DList","DIR":"Directory","H1":"Heading","H2":"Heading","H3":"Heading","H4":"Heading","H5":"Heading","H6":"Heading","Q":"Quote","INS":"Mod","DEL":"Mod","A":"Anchor","IMG":"Image","CAPTION":"TableCaption","COL":"TableCol","COLGROUP":"TableCol","THEAD":"TableSection","TFOOT":"TableSection","TBODY":"TableSection","TR":"TableRow","TH":"TableCell","TD":"TableCell","FRAMESET":"FrameSet","IFRAME":"IFrame"};if(c[a])b='HTML'+c[a]+'Element';if(window[b])return window[b];b='HTML'+a+'Element';if(window[b])return window[b];b='HTML'+a.capitalize()+'Element';if(window[b])return window[b];window[b]={};window[b].prototype=document.createElement(a).__proto__;return window[b]}if(F.ElementExtensions){copy(Element.Methods,HTMLElement.prototype);copy(Element.Methods.Simulated,HTMLElement.prototype,true)}if(F.SpecificElementExtensions){for(var i in Element.Methods.ByTag){var j=findDOMClass(i);if(typeof j=="undefined")continue;copy(T[i],j.prototype)}}Object.extend(Element,Element.Methods);delete Element.ByTag};var Toggle={display:Element.toggle};Abstract.Insertion=function(a){this.adjacency=a};Abstract.Insertion.prototype={initialize:function(a,b){this.element=$(a);this.content=b.stripScripts();if(this.adjacency&&this.element.insertAdjacentHTML){try{this.element.insertAdjacentHTML(this.adjacency,this.content)}catch(e){var c=this.element.tagName.toUpperCase();if(['TBODY','TR'].include(c)){this.insertContent(this.contentFromAnonymousTable())}else{throw e;}}}else{this.range=this.element.ownerDocument.createRange();if(this.initializeRange)this.initializeRange();this.insertContent([this.range.createContextualFragment(this.content)])}setTimeout(function(){b.evalScripts()},10)},contentFromAnonymousTable:function(){var a=document.createElement('div');a.innerHTML='<table><tbody>'+this.content+'</tbody></table>';return $A(a.childNodes[0].childNodes[0].childNodes)}};var Insertion=new Object();Insertion.Before=Class.create();Insertion.Before.prototype=Object.extend(new Abstract.Insertion('beforeBegin'),{initializeRange:function(){this.range.setStartBefore(this.element)},insertContent:function(b){b.each((function(a){this.element.parentNode.insertBefore(a,this.element)}).bind(this))}});Insertion.Top=Class.create();Insertion.Top.prototype=Object.extend(new Abstract.Insertion('afterBegin'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(true)},insertContent:function(b){b.reverse(false).each((function(a){this.element.insertBefore(a,this.element.firstChild)}).bind(this))}});Insertion.Bottom=Class.create();Insertion.Bottom.prototype=Object.extend(new Abstract.Insertion('beforeEnd'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(this.element)},insertContent:function(b){b.each((function(a){this.element.appendChild(a)}).bind(this))}});Insertion.After=Class.create();Insertion.After.prototype=Object.extend(new Abstract.Insertion('afterEnd'),{initializeRange:function(){this.range.setStartAfter(this.element)},insertContent:function(b){b.each((function(a){this.element.parentNode.insertBefore(a,this.element.nextSibling)}).bind(this))}});Element.ClassNames=Class.create();Element.ClassNames.prototype={initialize:function(a){this.element=$(a)},_each:function(b){this.element.className.split(/\s+/).select(function(a){return a.length>0})._each(b)},set:function(a){this.element.className=a},add:function(a){if(this.include(a))return;this.set($A(this).concat(a).join(' '))},remove:function(a){if(!this.include(a))return;this.set($A(this).without(a).join(' '))},toString:function(){return $A(this).join(' ')}};Object.extend(Element.ClassNames.prototype,Enumerable);var Selector=Class.create();Selector.prototype={initialize:function(a){this.expression=a.strip();this.compileMatcher()},compileMatcher:function(){if(Prototype.BrowserFeatures.XPath&&!(/\[[\w-]*?:/).test(this.expression))return this.compileXPathMatcher();var e=this.expression,ps=Selector.patterns,h=Selector.handlers,c=Selector.criteria,le,p,m;if(Selector._cache[e]){this.matcher=Selector._cache[e];return}this.matcher=["this.matcher = function(root) {","var r = root, h = Selector.handlers, c = false, n;"];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i in ps){p=ps[i];if(m=e.match(p)){this.matcher.push(typeof c[i]=='function'?c[i](m):new Template(c[i]).evaluate(m));e=e.replace(m[0],'');break}}}this.matcher.push("return h.unique(n);\n}");eval(this.matcher.join('\n'));Selector._cache[this.expression]=this.matcher},compileXPathMatcher:function(){var e=this.expression,ps=Selector.patterns,x=Selector.xpath,le,m;if(Selector._cache[e]){this.xpath=Selector._cache[e];return}this.matcher=['.//*'];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i in ps){if(m=e.match(ps[i])){this.matcher.push(typeof x[i]=='function'?x[i](m):new Template(x[i]).evaluate(m));e=e.replace(m[0],'');break}}}this.xpath=this.matcher.join('');Selector._cache[this.expression]=this.xpath},findElements:function(a){a=a||document;if(this.xpath)return document._getElementsByXPath(this.xpath,a);return this.matcher(a)},match:function(a){return this.findElements(document).include(a)},toString:function(){return this.expression},inspect:function(){return"#<Selector:"+this.expression.inspect()+">"}};Object.extend(Selector,{_cache:{},xpath:{descendant:"//*",child:"/*",adjacent:"/following-sibling::*[1]",laterSibling:'/following-sibling::*',tagName:function(m){if(m[1]=='*')return'';return"[local-name()='"+m[1].toLowerCase()+"' or local-name()='"+m[1].toUpperCase()+"']"},className:"[contains(concat(' ', @class, ' '), ' #{1} ')]",id:"[@id='#{1}']",attrPresence:"[@#{1}]",attr:function(m){m[3]=m[5]||m[6];return new Template(Selector.xpath.operators[m[2]]).evaluate(m)},pseudo:function(m){var h=Selector.xpath.pseudos[m[1]];if(!h)return'';if(typeof h==='function')return h(m);return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m)},operators:{'=':"[@#{1}='#{3}']",'!=':"[@#{1}!='#{3}']",'^=':"[starts-with(@#{1}, '#{3}')]",'$=':"[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",'*=':"[contains(@#{1}, '#{3}')]",'~=':"[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",'|=':"[contains(concat('-', @#{1}, '-'), '-#{3}-')]"},pseudos:{'first-child':'[not(preceding-sibling::*)]','last-child':'[not(following-sibling::*)]','only-child':'[not(preceding-sibling::* or following-sibling::*)]','empty':"[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",'checked':"[@checked]",'disabled':"[@disabled]",'enabled':"[not(@disabled)]",'not':function(m){var e=m[6],p=Selector.patterns,x=Selector.xpath,le,m,v;var a=[];while(e&&le!=e&&(/\S/).test(e)){le=e;for(var i in p){if(m=e.match(p[i])){v=typeof x[i]=='function'?x[i](m):new Template(x[i]).evaluate(m);a.push("("+v.substring(1,v.length-1)+")");e=e.replace(m[0],'');break}}}return"[not("+a.join(" and ")+")]"},'nth-child':function(m){return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ",m)},'nth-last-child':function(m){return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ",m)},'nth-of-type':function(m){return Selector.xpath.pseudos.nth("position() ",m)},'nth-last-of-type':function(m){return Selector.xpath.pseudos.nth("(last() + 1 - position()) ",m)},'first-of-type':function(m){m[6]="1";return Selector.xpath.pseudos['nth-of-type'](m)},'last-of-type':function(m){m[6]="1";return Selector.xpath.pseudos['nth-last-of-type'](m)},'only-of-type':function(m){var p=Selector.xpath.pseudos;return p['first-of-type'](m)+p['last-of-type'](m)},nth:function(c,m){var d,formula=m[6],predicate;if(formula=='even')formula='2n+0';if(formula=='odd')formula='2n+1';if(d=formula.match(/^(\d+)$/))return'['+c+"= 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RegExp('^\\s'+'*'+'>\\s*'),adjacent:new RegExp('^\\s'+'*'+'\\+\\s*'),descendant:/^\s/,tagName:new RegExp('^\\s*'+'(\\'+'*|[\\w\\-]+)(\\b|$)?'),id:new RegExp('^#([\\w\\-\\'+'*]+)(\\b|$)'),className:new RegExp('^\\.([\\w\\-\\'+'*]+)(\\b|$)'),pseudo:new RegExp('^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\\((.*?)\\))?(\\b|$|\\s||(?=:))'),attrPresence:new RegExp('^\\[([\\w]+)\\]'),attr:new RegExp('\\[((?:[\\w-]*:)?[\\w-]+)\\s*(?:([!^$*~|]?=)\\s*(([\'"])([^\\]]*?)\\4|([^\'"][^\\]]*?)))?\\]')},handlers:{concat:function(a,b){for(var i=0,node;node=b[i];i++)a.push(node);return a},mark:function(a){for(var i=0,node;node=a[i];i++)node._counted=true;return a},unmark:function(a){for(var i=0,node;node=a[i];i++)node._counted=undefined;return a},index:function(a,b,c){a._counted=true;if(b){for(var d=a.childNodes,i=d.length-1,j=1;i>=0;i--){node=d[i];if(node.nodeType==1&&(!c||node._counted))node.nodeIndex=j++}}else{for(var 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/**
 * @author Ryan Johnson <ryan@livepipe.net>
 * @copyright 2007 LivePipe LLC
 * @package Control.Modal
 * @license MIT
 * @url http://livepipe.net/projects/control_modal/
 * @version 2.2.3
 */

if(typeof(Control) == "undefined")
	Control = {};
Control.Modal = Class.create();
Object.extend(Control.Modal,{
	loaded: false,
	loading: false,
	loadingTimeout: false,
	overlay: false,
	container: false,
	current: false,
	ie: false,
	effects: {
		containerFade: false,
		containerAppear: false,
		overlayFade: false,
		overlayAppear: false
	},
	targetRegexp: /#(.+)$/,
	imgRegexp: /\.(jpe?g|gif|png|tiff?)$/i,
	overlayStyles: {
		position: 'fixed',
		top: 0,
		left: 0,
		width: '100%',
		height: '100%',
		zIndex: 9998
	},
	overlayIEStyles: {
		position: 'absolute',
		top: 0,
		left: 0,
		zIndex: 9998
	},
	disableHoverClose: false,
	load: function(){
		if(!Control.Modal.loaded){
			Control.Modal.loaded = true;
			Control.Modal.ie = !(typeof document.body.style.maxHeight != 'undefined');
			Control.Modal.overlay = $(document.createElement('div'));
			Control.Modal.overlay.id = 'modal_overlay';
			Object.extend(Control.Modal.overlay.style,Control.Modal['overlay' + (Control.Modal.ie ? 'IE' : '') + 'Styles']);
			Control.Modal.overlay.hide();
			Control.Modal.container = $(document.createElement('div'));
			Control.Modal.container.id = 'modal_container';
			Control.Modal.container.hide();
			Control.Modal.loading = $(document.createElement('div'));
			Control.Modal.loading.id = 'modal_loading';
			Control.Modal.loading.hide();
			var body_tag = document.getElementsByTagName('body')[0];
			body_tag.appendChild(Control.Modal.overlay);
			body_tag.appendChild(Control.Modal.container);
			body_tag.appendChild(Control.Modal.loading);
			Control.Modal.container.observe('mouseout',function(event){
				if(!Control.Modal.disableHoverClose && Control.Modal.current && Control.Modal.current.options.hover && !Position.within(Control.Modal.container,Event.pointerX(event),Event.pointerY(event)))
					Control.Modal.close();
			});
		}
	},
	open: function(contents,options){
		options = options || {};
		if(!options.contents)
			options.contents = contents;
		var modal_instance = new Control.Modal(false,options);
		modal_instance.open();
		return modal_instance;
	},
	close: function(force){
		if(typeof(force) != 'boolean')
			force = false;
		if(Control.Modal.current)
			Control.Modal.current.close(force);
	},
	attachEvents: function(){
		Event.observe(window,'load',Control.Modal.load);
		Event.observe(window,'unload',Event.unloadCache,false);
	},
	center: function(element){
		if(!element._absolutized){
			element.setStyle({
				position: 'absolute'
			}); 
			element._absolutized = true;
		}
		var dimensions = element.getDimensions();
		Position.prepare();
		var offset_left = (Position.deltaX + Math.floor((Control.Modal.getWindowWidth() - dimensions.width) / 2));
		var offset_top = (Position.deltaY + ((Control.Modal.getWindowHeight() > dimensions.height) ? Math.floor((Control.Modal.getWindowHeight() - dimensions.height) / 2) : 0));
		element.setStyle({
			top: ((dimensions.height <= Control.Modal.getDocumentHeight()) ? ((offset_top != null && offset_top > 0) ? offset_top : '0') + 'px' : 0),
			left: ((dimensions.width <= Control.Modal.getDocumentWidth()) ? ((offset_left != null && offset_left > 0) ? offset_left : '0') + 'px' : 0)
		});
	},
	getWindowWidth: function(){
		return (self.innerWidth || document.documentElement.clientWidth || document.body.clientWidth || 0);
	},
	getWindowHeight: function(){
		return (self.innerHeight ||  document.documentElement.clientHeight || document.body.clientHeight || 0);
	},
	getDocumentWidth: function(){
		return Math.min(document.body.scrollWidth,Control.Modal.getWindowWidth());
	},
	getDocumentHeight: function(){
		return Math.max(document.body.scrollHeight,Control.Modal.getWindowHeight());
	},
	onKeyDown: function(event){
		if(event.keyCode == Event.KEY_ESC)
			Control.Modal.close();
	}
});
Object.extend(Control.Modal.prototype,{
	mode: '',
	html: false,
	href: '',
	element: false,
	src: false,
	imageLoaded: false,
	ajaxRequest: false,
	initialize: function(element,options){
		this.element = $(element);
		this.options = {
			beforeOpen: Prototype.emptyFunction,
			afterOpen: Prototype.emptyFunction,
			beforeClose: Prototype.emptyFunction,
			afterClose: Prototype.emptyFunction,
			onSuccess: Prototype.emptyFunction,
			onFailure: Prototype.emptyFunction,
			onException: Prototype.emptyFunction,
			beforeImageLoad: Prototype.emptyFunction,
			afterImageLoad: Prototype.emptyFunction,
			autoOpenIfLinked: true,
			contents: false,
			loading: false, //display loading indicator
			fade: false,
			fadeDuration: 0.75,
			image: false,
			imageCloseOnClick: true,
			hover: false,
			iframe: false,
			iframeTemplate: new Template('<iframe src="#{href}" width="100%" height="100%" frameborder="0" id="#{id}"></iframe>'),
			evalScripts: true, //for Ajax, define here instead of in requestOptions
			requestOptions: {}, //for Ajax.Request
			overlayDisplay: true,
			overlayClassName: '',
			overlayCloseOnClick: true,
			containerClassName: '',
			opacity: 0.3,
			zIndex: 9998,
			width: null,
			height: null,
			offsetLeft: 0, //for use with 'relative'
			offsetTop: 0, //for use with 'relative'
			position: 'absolute' //'absolute' or 'relative'
		};
		Object.extend(this.options,options || {});
		var target_match = false;
		var image_match = false;
		if(this.element){
			target_match = Control.Modal.targetRegexp.exec(this.element.href);
			image_match = Control.Modal.imgRegexp.exec(this.element.href);
		}
		if(this.options.position == 'mouse')
			this.options.hover = true;
		if(this.options.contents){
			this.mode = 'contents';
		}else if(this.options.image || image_match){
			this.mode = 'image';
			this.src = this.element.href;
		}else if(target_match){
			this.mode = 'named';
			var x = $(target_match[1]);
			this.html = x.innerHTML;
			x.remove();
			this.href = target_match[1];
		}else{
			this.mode = (this.options.iframe) ? 'iframe' : 'ajax';
			this.href = this.element.href;
		}
		if(this.element){
			if(this.options.hover){
				this.element.observe('mouseover',this.open.bind(this));
				this.element.observe('mouseout',function(event){
					if(!Position.within(Control.Modal.container,Event.pointerX(event),Event.pointerY(event)))
						this.close();
				}.bindAsEventListener(this));
			}else{
				this.element.onclick = function(event){
					this.open();
					Event.stop(event);
					return false;
				}.bindAsEventListener(this);
			}
		}
		var targets = Control.Modal.targetRegexp.exec(window.location);
		this.position = function(event){
			if(this.options.position == 'absolute')
				Control.Modal.center(Control.Modal.container);
			else{
				var xy = (event && this.options.position == 'mouse' ? [Event.pointerX(event),Event.pointerY(event)] : Position.cumulativeOffset(this.element));
				Control.Modal.container.setStyle({
					position: 'absolute',
					top: xy[1] + (typeof(this.options.offsetTop) == 'function' ? this.options.offsetTop() : this.options.offsetTop) + 'px',
					left: xy[0] + (typeof(this.options.offsetLeft) == 'function' ? this.options.offsetLeft() : this.options.offsetLeft) + 'px'
				});
			}
			if(Control.Modal.ie){
				Control.Modal.overlay.setStyle({
					height: Control.Modal.getDocumentHeight() + 'px',
					width: Control.Modal.getDocumentWidth() + 'px'
				});
			}
		}.bind(this);
		if(this.mode == 'named' && this.options.autoOpenIfLinked && targets && targets[1] && targets[1] == this.href)
			this.open();
	},
	showLoadingIndicator: function(){
		if(this.options.loading){
			Control.Modal.loadingTimeout = window.setTimeout(function(){
				var modal_image = $('modal_image');
				if(modal_image)
					modal_image.hide();
				Control.Modal.loading.style.zIndex = this.options.zIndex + 1;
				Control.Modal.loading.update('<img id="modal_loading" src="' + this.options.loading + '"/>');
				Control.Modal.loading.show();
				Control.Modal.center(Control.Modal.loading);
			}.bind(this),250);
		}
	},
	hideLoadingIndicator: function(){
		if(this.options.loading){
			if(Control.Modal.loadingTimeout)
				window.clearTimeout(Control.Modal.loadingTimeout);
			var modal_image = $('modal_image');
			if(modal_image)
				modal_image.show();
			Control.Modal.loading.hide();
		}
	},
	open: function(force){
		if(!force && this.notify('beforeOpen') === false)
			return;
		if(!Control.Modal.loaded)
			Control.Modal.load();
		Control.Modal.close();
		if(!this.options.hover)
			Event.observe($(document.getElementsByTagName('body')[0]),'keydown',Control.Modal.onKeyDown);
		Control.Modal.current = this;
		if(!this.options.hover)
			Control.Modal.overlay.setStyle({
				zIndex: this.options.zIndex,
				opacity: this.options.opacity
			});
		Control.Modal.container.setStyle({
			zIndex: this.options.zIndex + 1,
			width: (this.options.width ? (typeof(this.options.width) == 'function' ? this.options.width() : this.options.width) + 'px' : null),
			height: (this.options.height ? (typeof(this.options.height) == 'function' ? this.options.height() : this.options.height) + 'px' : null)
		});
		if(Control.Modal.ie && !this.options.hover){
			$A(document.getElementsByTagName('select')).each(function(select){
				select.style.visibility = 'hidden';
			});
		}
		Control.Modal.overlay.addClassName(this.options.overlayClassName);
		Control.Modal.container.addClassName(this.options.containerClassName);
		switch(this.mode){
			case 'image':
				this.imageLoaded = false;
				this.notify('beforeImageLoad');
				this.showLoadingIndicator();
				var img = document.createElement('img');
				img.onload = function(img){
					this.hideLoadingIndicator();
					this.update([img]);
					if(this.options.imageCloseOnClick)
						$(img).observe('click',Control.Modal.close);
					this.position();
					this.notify('afterImageLoad');
					img.onload = null;
				}.bind(this,img);
				img.src = this.src;
				img.id = 'modal_image';
				break;
			case 'ajax':
				this.notify('beforeLoad');
				var options = {
					method: 'post',
					onSuccess: function(request){
						this.hideLoadingIndicator();
						this.update(request.responseText);
						this.notify('onSuccess',request);
						this.ajaxRequest = false;
					}.bind(this),
					onFailure: function(){
						this.notify('onFailure');
					}.bind(this),
					onException: function(){
						this.notify('onException');
					}.bind(this)
				};
				Object.extend(options,this.options.requestOptions);
				this.showLoadingIndicator();
				this.ajaxRequest = new Ajax.Request(this.href,options);
				break;
			case 'iframe':
				this.update(this.options.iframeTemplate.evaluate({href: this.href, id: 'modal_iframe'}));
				break;
			case 'contents':
				this.update((typeof(this.options.contents) == 'function' ? this.options.contents() : this.options.contents));
				break;
			case 'named':
				this.update(this.html);
				break;
		}
		if(!this.options.hover){
			if(this.options.overlayCloseOnClick && this.options.overlayDisplay)
				Control.Modal.overlay.observe('click',Control.Modal.close);
			if(this.options.overlayDisplay){
				if(this.options.fade){
					if(Control.Modal.effects.overlayFade)
						Control.Modal.effects.overlayFade.cancel();
					Control.Modal.effects.overlayAppear = new Effect.Appear(Control.Modal.overlay,{
						queue: {
							position: 'front',
							scope: 'Control.Modal'
						},
						to: this.options.opacity,
						duration: this.options.fadeDuration / 2
					});
				}else
					Control.Modal.overlay.show();
			}
		}
		if(this.options.position == 'mouse'){
			this.mouseHoverListener = this.position.bindAsEventListener(this);
			this.element.observe('mousemove',this.mouseHoverListener);
		}
		this.notify('afterOpen');
	},
	update: function(html){
		if(typeof(html) == 'string')
			Control.Modal.container.update(html);
		else{
			Control.Modal.container.update('');
			(html.each) ? html.each(function(node){
				Control.Modal.container.appendChild(node);
			}) : Control.Modal.container.appendChild(node);
		}
		if(this.options.fade){
			if(Control.Modal.effects.containerFade)
				Control.Modal.effects.containerFade.cancel();
			Control.Modal.effects.containerAppear = new Effect.Appear(Control.Modal.container,{
				queue: {
					position: 'end',
					scope: 'Control.Modal'
				},
				to: 1,
				duration: this.options.fadeDuration / 2
			});
		}else
			Control.Modal.container.show();
		this.position();
		Event.observe(window,'resize',this.position,false);
		Event.observe(window,'scroll',this.position,false);
	},
	close: function(force){
		if(!force && this.notify('beforeClose') === false)
			return;
		if(this.ajaxRequest)
			this.ajaxRequest.transport.abort();
		this.hideLoadingIndicator();	
		if(this.mode == 'image'){
			var modal_image = $('modal_image');
			if(this.options.imageCloseOnClick && modal_image)
				modal_image.stopObserving('click',Control.Modal.close);
		}
		if(Control.Modal.ie && !this.options.hover){
			$A(document.getElementsByTagName('select')).each(function(select){
				select.style.visibility = 'visible';
			});			
		}
		if(!this.options.hover)
			Event.stopObserving(window,'keyup',Control.Modal.onKeyDown);
		Control.Modal.current = false;
		Event.stopObserving(window,'resize',this.position,false);
		Event.stopObserving(window,'scroll',this.position,false);
		if(!this.options.hover){
			if(this.options.overlayCloseOnClick && this.options.overlayDisplay)
				Control.Modal.overlay.stopObserving('click',Control.Modal.close);
			if(this.options.overlayDisplay){
				if(this.options.fade){
					if(Control.Modal.effects.overlayAppear)
						Control.Modal.effects.overlayAppear.cancel();
					Control.Modal.effects.overlayFade = new Effect.Fade(Control.Modal.overlay,{
						queue: {
							position: 'end',
							scope: 'Control.Modal'
						},
						from: this.options.opacity,
						to: 0,
						duration: this.options.fadeDuration / 2
					});
				}else
					Control.Modal.overlay.hide();
			}
		}
		if(this.options.fade){
			if(Control.Modal.effects.containerAppear)
				Control.Modal.effects.containerAppear.cancel();
			Control.Modal.effects.containerFade = new Effect.Fade(Control.Modal.container,{
				queue: {
					position: 'front',
					scope: 'Control.Modal'
				},
				from: 1,
				to: 0,
				duration: this.options.fadeDuration / 2,
				afterFinish: function(){
					Control.Modal.container.update('');
					this.resetClassNameAndStyles();
				}.bind(this)
			});
		}else{
			Control.Modal.container.hide();
			Control.Modal.container.update('');
			this.resetClassNameAndStyles();
		}
		if(this.options.position == 'mouse')
			this.element.stopObserving('mousemove',this.mouseHoverListener);
		this.notify('afterClose');
	},
	resetClassNameAndStyles: function(){
		Control.Modal.overlay.removeClassName(this.options.overlayClassName);
		Control.Modal.container.removeClassName(this.options.containerClassName);
		Control.Modal.container.setStyle({
			height: null,
			width: null,
			top: null,
			left: null
		});
	},
	notify: function(event_name){
		try{
			if(this.options[event_name])
				return [this.options[event_name].apply(this.options[event_name],$A(arguments).slice(1))];
		}catch(e){
			if(e != $break)
				throw e;
			else
				return false;
		}
	}
});
if(typeof(Object.Event) != 'undefined')
	Object.Event.extend(Control.Modal);
Control.Modal.attachEvents();



// script.aculo.us effects.js v1.7.1_beta3, Fri May 25 17:19:41 +0200 2007

// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/ 

// converts rgb() and #xxx to #xxxxxx format,  
// returns self (or first argument) if not convertable  
String.prototype.parseColor = function() {  
  var color = '#';
  if(this.slice(0,4) == 'rgb(') {  
    var cols = this.slice(4,this.length-1).split(',');  
    var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);  
  } else {  
    if(this.slice(0,1) == '#') {  
      if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();  
      if(this.length==7) color = this.toLowerCase();  
    }  
  }  
  return(color.length==7 ? color : (arguments[0] || this));  
}

/*--------------------------------------------------------------------------*/

Element.collectTextNodes = function(element) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
  }).flatten().join('');
}

Element.collectTextNodesIgnoreClass = function(element, className) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? 
        Element.collectTextNodesIgnoreClass(node, className) : ''));
  }).flatten().join('');
}

Element.setContentZoom = function(element, percent) {
  element = $(element);  
  element.setStyle({fontSize: (percent/100) + 'em'});   
  if(Prototype.Browser.WebKit) window.scrollBy(0,0);
  return element;
}

Element.getInlineOpacity = function(element){
  return $(element).style.opacity || '';
}

Element.forceRerendering = function(element) {
  try {
    element = $(element);
    var n = document.createTextNode(' ');
    element.appendChild(n);
    element.removeChild(n);
  } catch(e) { }
};

/*--------------------------------------------------------------------------*/

Array.prototype.call = function() {
  var args = arguments;
  this.each(function(f){ f.apply(this, args) });
}

/*--------------------------------------------------------------------------*/

var Effect = {
  _elementDoesNotExistError: {
    name: 'ElementDoesNotExistError',
    message: 'The specified DOM element does not exist, but is required for this effect to operate'
  },
  tagifyText: function(element) {
    if(typeof Builder == 'undefined')
      throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
      
    var tagifyStyle = 'position:relative';
    if(Prototype.Browser.IE) tagifyStyle += ';zoom:1';
    
    element = $(element);
    $A(element.childNodes).each( function(child) {
      if(child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            Builder.node('span',{style: tagifyStyle},
              character == ' ' ? String.fromCharCode(160) : character), 
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if(((typeof element == 'object') || 
        (typeof element == 'function')) && 
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;
      
    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || {});
    var masterDelay = options.delay;

    $A(elements).each( function(element, index) {
      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
    });
  },
  PAIRS: {
    'slide':  ['SlideDown','SlideUp'],
    'blind':  ['BlindDown','BlindUp'],
    'appear': ['Appear','Fade']
  },
  toggle: function(element, effect) {
    element = $(element);
    effect = (effect || 'appear').toLowerCase();
    var options = Object.extend({
      queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
    }, arguments[2] || {});
    Effect[element.visible() ? 
      Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
  }
};

var Effect2 = Effect; // deprecated

/* ------------- transitions ------------- */

Effect.Transitions = {
  linear: Prototype.K,
  sinoidal: function(pos) {
    return (-Math.cos(pos*Math.PI)/2) + 0.5;
  },
  reverse: function(pos) {
    return 1-pos;
  },
  flicker: function(pos) {
    var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
    return (pos > 1 ? 1 : pos);
  },
  wobble: function(pos) {
    return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
  },
  pulse: function(pos, pulses) { 
    pulses = pulses || 5; 
    return (
      Math.round((pos % (1/pulses)) * pulses) == 0 ? 
            ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) : 
        1 - ((pos * pulses * 2) - Math.floor(pos * pulses * 2))
      );
  },
  none: function(pos) {
    return 0;
  },
  full: function(pos) {
    return 1;
  }
};

/* ------------- core effects ------------- */

Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), {
  initialize: function() {
    this.effects  = [];
    this.interval = null;    
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();
    
    var position = (typeof effect.options.queue == 'string') ? 
      effect.options.queue : effect.options.queue.position;
    
    switch(position) {
      case 'front':
        // move unstarted effects after this effect  
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'with-last':
        timestamp = this.effects.pluck('startOn').max() || timestamp;
        break;
      case 'end':
        // start effect after last queued effect has finished
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }
    
    effect.startOn  += timestamp;
    effect.finishOn += timestamp;

    if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);
    
    if(!this.interval)
      this.interval = setInterval(this.loop.bind(this), 15);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if(this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    for(var i=0, len=this.effects.length;i<len;i++) 
      this.effects[i] && this.effects[i].loop(timePos);
  }
});

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if(typeof queueName != 'string') return queueName;
    
    if(!this.instances[queueName])
      this.instances[queueName] = new Effect.ScopedQueue();
      
    return this.instances[queueName];
  }
}
Effect.Queue = Effect.Queues.get('global');

Effect.DefaultOptions = {
  transition: Effect.Transitions.sinoidal,
  duration:   1.0,   // seconds
  fps:        100,   // 100= assume 66fps max.
  sync:       false, // true for combining
  from:       0.0,
  to:         1.0,
  delay:      0.0,
  queue:      'parallel'
}

Effect.Base = function() {};
Effect.Base.prototype = {
  position: null,
  start: function(options) {
    function codeForEvent(options,eventName){
      return (
        (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
        (options[eventName] ? 'this.options.'+eventName+'(this);' : '')
      );
    }
    if(options.transition === false) options.transition = Effect.Transitions.linear;
    this.options      = Object.extend(Object.extend({},Effect.DefaultOptions), options || {});
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn+(this.options.duration*1000);
    this.fromToDelta  = this.options.to-this.options.from;
    this.totalTime    = this.finishOn-this.startOn;
    this.totalFrames  = this.options.fps*this.options.duration;
    
    eval('this.render = function(pos){ '+
      'if(this.state=="idle"){this.state="running";'+
      codeForEvent(options,'beforeSetup')+
      (this.setup ? 'this.setup();':'')+ 
      codeForEvent(options,'afterSetup')+
      '};if(this.state=="running"){'+
      'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
      'this.position=pos;'+
      codeForEvent(options,'beforeUpdate')+
      (this.update ? 'this.update(pos);':'')+
      codeForEvent(options,'afterUpdate')+
      '}}');
    
    this.event('beforeStart');
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).add(this);
  },
  loop: function(timePos) {
    if(timePos >= this.startOn) {
      if(timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if(this.finish) this.finish(); 
        this.event('afterFinish');
        return;  
      }
      var pos   = (timePos - this.startOn) / this.totalTime,
          frame = Math.round(pos * this.totalFrames);
      if(frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  cancel: function() {
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if(this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    var data = $H();
    for(property in this)
      if(typeof this[property] != 'function') data[property] = this[property];
    return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
}

Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
  initialize: function(effects) {
    this.effects = effects || [];
    this.start(arguments[1]);
  },
  update: function(position) {
    this.effects.invoke('render', position);
  },
  finish: function(position) {
    this.effects.each( function(effect) {
      effect.render(1.0);
      effect.cancel();
      effect.event('beforeFinish');
      if(effect.finish) effect.finish(position);
      effect.event('afterFinish');
    });
  }
});

Effect.Event = Class.create();
Object.extend(Object.extend(Effect.Event.prototype, Effect.Base.prototype), {
  initialize: function() {
    var options = Object.extend({
      duration: 0
    }, arguments[0] || {});
    this.start(options);
  },
  update: Prototype.emptyFunction
});

Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    if(!this.element) throw(Effect._elementDoesNotExistError);
    // make this work on IE on elements without 'layout'
    if(Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
      this.element.setStyle({zoom: 1});
    var options = Object.extend({
      from: this.element.getOpacity() || 0.0,
      to:   1.0
    }, arguments[1] || {});
    this.start(options);
  },
  update: function(position) {
    this.element.setOpacity(position);
  }
});

Effect.Move = Class.create();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    if(!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Bug in Opera: Opera returns the "real" position of a static element or
    // relative element that does not have top/left explicitly set.
    // ==> Always set top and left for position relative elements in your stylesheets 
    // (to 0 if you do not need them) 
    this.element.makePositioned();
    this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
    this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
    if(this.options.mode == 'absolute') {
      // absolute movement, so we need to calc deltaX and deltaY
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    this.element.setStyle({
      left: Math.round(this.options.x  * position + this.originalLeft) + 'px',
      top:  Math.round(this.options.y  * position + this.originalTop)  + 'px'
    });
  }
});

// for backwards compatibility
Effect.MoveBy = function(element, toTop, toLeft) {
  return new Effect.Move(element, 
    Object.extend({ x: toLeft, y: toTop }, arguments[3] || {}));
};

Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
  initialize: function(element, percent) {
    this.element = $(element);
    if(!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or {} with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || {});
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = this.element.getStyle('position');
    
    this.originalStyle = {};
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));
      
    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;
    
    var fontSize = this.element.getStyle('font-size') || '100%';
    ['em','px','%','pt'].each( function(fontSizeType) {
      if(fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));
    
    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
    
    this.dims = null;
    if(this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if(/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if(!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if(this.options.scaleContent && this.fontSize)
      this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if(this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = {};
    if(this.options.scaleX) d.width = Math.round(width) + 'px';
    if(this.options.scaleY) d.height = Math.round(height) + 'px';
    if(this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if(this.elementPositioning == 'absolute') {
        if(this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if(this.options.scaleY) d.top = -topd + 'px';
        if(this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    this.element.setStyle(d);
  }
});

Effect.Highlight = Class.create();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    if(!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Prevent executing on elements not in the layout flow
    if(this.element.getStyle('display')=='none') { this.cancel(); return; }
    // Disable background image during the effect
    this.oldStyle = {};
    if (!this.options.keepBackgroundImage) {
      this.oldStyle.backgroundImage = this.element.getStyle('background-image');
      this.element.setStyle({backgroundImage: 'none'});
    }
    if(!this.options.endcolor)
      this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
    if(!this.options.restorecolor)
      this.options.restorecolor = this.element.getStyle('background-color');
    // init color calculations
    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
  },
  update: function(position) {
    this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
      return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) });
  },
  finish: function() {
    this.element.setStyle(Object.extend(this.oldStyle, {
      backgroundColor: this.options.restorecolor
    }));
  }
});

Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    this.start(arguments[1] || {});
  },
  setup: function() {
    Position.prepare();
    var offsets = Position.cumulativeOffset(this.element);
    if(this.options.offset) offsets[1] += this.options.offset;
    var max = window.innerHeight ? 
      window.height - window.innerHeight :
      document.body.scrollHeight - 
        (document.documentElement.clientHeight ? 
          document.documentElement.clientHeight : document.body.clientHeight);
    this.scrollStart = Position.deltaY;
    this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
  },
  update: function(position) {
    Position.prepare();
    window.scrollTo(Position.deltaX, 
      this.scrollStart + (position*this.delta));
  }
});

/* ------------- combination effects ------------- */

Effect.Fade = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  var options = Object.extend({
  from: element.getOpacity() || 1.0,
  to:   0.0,
  afterFinishInternal: function(effect) { 
    if(effect.options.to!=0) return;
    effect.element.hide().setStyle({opacity: oldOpacity}); 
  }}, arguments[1] || {});
  return new Effect.Opacity(element,options);
}

Effect.Appear = function(element) {
  element = $(element);
  var options = Object.extend({
  from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
  to:   1.0,
  // force Safari to render floated elements properly
  afterFinishInternal: function(effect) {
    effect.element.forceRerendering();
  },
  beforeSetup: function(effect) {
    effect.element.setOpacity(effect.options.from).show(); 
  }}, arguments[1] || {});
  return new Effect.Opacity(element,options);
}

Effect.Puff = function(element) {
  element = $(element);
  var oldStyle = { 
    opacity: element.getInlineOpacity(), 
    position: element.getStyle('position'),
    top:  element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height
  };
  return new Effect.Parallel(
   [ new Effect.Scale(element, 200, 
      { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
     new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
     Object.extend({ duration: 1.0, 
      beforeSetupInternal: function(effect) {
        Position.absolutize(effect.effects[0].element)
      },
      afterFinishInternal: function(effect) {
         effect.effects[0].element.hide().setStyle(oldStyle); }
     }, arguments[1] || {})
   );
}

Effect.BlindUp = function(element) {
  element = $(element);
  element.makeClipping();
  return new Effect.Scale(element, 0,
    Object.extend({ scaleContent: false, 
      scaleX: false, 
      restoreAfterFinish: true,
      afterFinishInternal: function(effect) {
        effect.element.hide().undoClipping();
      } 
    }, arguments[1] || {})
  );
}

Effect.BlindDown = function(element) {
  element = $(element);
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false,
    scaleFrom: 0,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makeClipping().setStyle({height: '0px'}).show(); 
    },  
    afterFinishInternal: function(effect) {
      effect.element.undoClipping();
    }
  }, arguments[1] || {}));
}

Effect.SwitchOff = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  return new Effect.Appear(element, Object.extend({
    duration: 0.4,
    from: 0,
    transition: Effect.Transitions.flicker,
    afterFinishInternal: function(effect) {
      new Effect.Scale(effect.element, 1, { 
        duration: 0.3, scaleFromCenter: true,
        scaleX: false, scaleContent: false, restoreAfterFinish: true,
        beforeSetup: function(effect) { 
          effect.element.makePositioned().makeClipping();
        },
        afterFinishInternal: function(effect) {
          effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity});
        }
      })
    }
  }, arguments[1] || {}));
}

Effect.DropOut = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left'),
    opacity: element.getInlineOpacity() };
  return new Effect.Parallel(
    [ new Effect.Move(element, {x: 0, y: 100, sync: true }), 
      new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
    Object.extend(
      { duration: 0.5,
        beforeSetup: function(effect) {
          effect.effects[0].element.makePositioned(); 
        },
        afterFinishInternal: function(effect) {
          effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
        } 
      }, arguments[1] || {}));
}

Effect.Shake = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left') };
    return new Effect.Move(element, 
      { x:  20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
        effect.element.undoPositioned().setStyle(oldStyle);
  }}) }}) }}) }}) }}) }});
}

Effect.SlideDown = function(element) {
  element = $(element).cleanWhitespace();
  // SlideDown need to have the content of the element wrapped in a container element with fixed height!
  var oldInnerBottom = element.down().getStyle('bottom');
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false, 
    scaleFrom: window.opera ? 0 : 1,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makePositioned();
      effect.element.down().makePositioned();
      if(window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping().setStyle({height: '0px'}).show(); 
    },
    afterUpdateInternal: function(effect) {
      effect.element.down().setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); 
    },
    afterFinishInternal: function(effect) {
      effect.element.undoClipping().undoPositioned();
      effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); }
    }, arguments[1] || {})
  );
}

Effect.SlideUp = function(element) {
  element = $(element).cleanWhitespace();
  var oldInnerBottom = element.down().getStyle('bottom');
  return new Effect.Scale(element, window.opera ? 0 : 1,
   Object.extend({ scaleContent: false, 
    scaleX: false, 
    scaleMode: 'box',
    scaleFrom: 100,
    restoreAfterFinish: true,
    beforeStartInternal: function(effect) {
      effect.element.makePositioned();
      effect.element.down().makePositioned();
      if(window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping().show();
    },  
    afterUpdateInternal: function(effect) {
      effect.element.down().setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' });
    },
    afterFinishInternal: function(effect) {
      effect.element.hide().undoClipping().undoPositioned().setStyle({bottom: oldInnerBottom});
      effect.element.down().undoPositioned();
    }
   }, arguments[1] || {})
  );
}

// Bug in opera makes the TD containing this element expand for a instance after finish 
Effect.Squish = function(element) {
  return new Effect.Scale(element, window.opera ? 1 : 0, { 
    restoreAfterFinish: true,
    beforeSetup: function(effect) {
      effect.element.makeClipping(); 
    },  
    afterFinishInternal: function(effect) {
      effect.element.hide().undoClipping(); 
    }
  });
}

Effect.Grow = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.full
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };

  var dims = element.getDimensions();    
  var initialMoveX, initialMoveY;
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      initialMoveX = initialMoveY = moveX = moveY = 0; 
      break;
    case 'top-right':
      initialMoveX = dims.width;
      initialMoveY = moveY = 0;
      moveX = -dims.width;
      break;
    case 'bottom-left':
      initialMoveX = moveX = 0;
      initialMoveY = dims.height;
      moveY = -dims.height;
      break;
    case 'bottom-right':
      initialMoveX = dims.width;
      initialMoveY = dims.height;
      moveX = -dims.width;
      moveY = -dims.height;
      break;
    case 'center':
      initialMoveX = dims.width / 2;
      initialMoveY = dims.height / 2;
      moveX = -dims.width / 2;
      moveY = -dims.height / 2;
      break;
  }
  
  return new Effect.Move(element, {
    x: initialMoveX,
    y: initialMoveY,
    duration: 0.01, 
    beforeSetup: function(effect) {
      effect.element.hide().makeClipping().makePositioned();
    },
    afterFinishInternal: function(effect) {
      new Effect.Parallel(
        [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
          new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
          new Effect.Scale(effect.element, 100, {
            scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, 
            sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
        ], Object.extend({
             beforeSetup: function(effect) {
               effect.effects[0].element.setStyle({height: '0px'}).show(); 
             },
             afterFinishInternal: function(effect) {
               effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); 
             }
           }, options)
      )
    }
  });
}

Effect.Shrink = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.none
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };

  var dims = element.getDimensions();
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      moveX = moveY = 0;
      break;
    case 'top-right':
      moveX = dims.width;
      moveY = 0;
      break;
    case 'bottom-left':
      moveX = 0;
      moveY = dims.height;
      break;
    case 'bottom-right':
      moveX = dims.width;
      moveY = dims.height;
      break;
    case 'center':  
      moveX = dims.width / 2;
      moveY = dims.height / 2;
      break;
  }
  
  return new Effect.Parallel(
    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
      new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
    ], Object.extend({            
         beforeStartInternal: function(effect) {
           effect.effects[0].element.makePositioned().makeClipping(); 
         },
         afterFinishInternal: function(effect) {
           effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
       }, options)
  );
}

Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || {};
  var oldOpacity = element.getInlineOpacity();
  var transition = options.transition || Effect.Transitions.sinoidal;
  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) };
  reverser.bind(transition);
  return new Effect.Opacity(element, 
    Object.extend(Object.extend({  duration: 2.0, from: 0,
      afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
    }, options), {transition: reverser}));
}

Effect.Fold = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height };
  element.makeClipping();
  return new Effect.Scale(element, 5, Object.extend({   
    scaleContent: false,
    scaleX: false,
    afterFinishInternal: function(effect) {
    new Effect.Scale(element, 1, { 
      scaleContent: false, 
      scaleY: false,
      afterFinishInternal: function(effect) {
        effect.element.hide().undoClipping().setStyle(oldStyle);
      } });
  }}, arguments[1] || {}));
};

Effect.Morph = Class.create();
Object.extend(Object.extend(Effect.Morph.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    if(!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      style: {}
    }, arguments[1] || {});
    if (typeof options.style == 'string') {
      if(options.style.indexOf(':') == -1) {
        var cssText = '', selector = '.' + options.style;
        $A(document.styleSheets).reverse().each(function(styleSheet) {
          if (styleSheet.cssRules) cssRules = styleSheet.cssRules;
          else if (styleSheet.rules) cssRules = styleSheet.rules;
          $A(cssRules).reverse().each(function(rule) {
            if (selector == rule.selectorText) {
              cssText = rule.style.cssText;
              throw $break;
            }
          });
          if (cssText) throw $break;
        });
        this.style = cssText.parseStyle();
        options.afterFinishInternal = function(effect){
          effect.element.addClassName(effect.options.style);
          effect.transforms.each(function(transform) {
            if(transform.style != 'opacity')
              effect.element.style[transform.style] = '';
          });
        }
      } else this.style = options.style.parseStyle();
    } else this.style = $H(options.style)
    this.start(options);
  },
  setup: function(){
    function parseColor(color){
      if(!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
      color = color.parseColor();
      return $R(0,2).map(function(i){
        return parseInt( color.slice(i*2+1,i*2+3), 16 ) 
      });
    }
    this.transforms = this.style.map(function(pair){
      var property = pair[0], value = pair[1], unit = null;

      if(value.parseColor('#zzzzzz') != '#zzzzzz') {
        value = value.parseColor();
        unit  = 'color';
      } else if(property == 'opacity') {
        value = parseFloat(value);
        if(Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
          this.element.setStyle({zoom: 1});
      } else if(Element.CSS_LENGTH.test(value)) {
          var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
          value = parseFloat(components[1]);
          unit = (components.length == 3) ? components[2] : null;
      }

      var originalValue = this.element.getStyle(property);
      return { 
        style: property.camelize(), 
        originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), 
        targetValue: unit=='color' ? parseColor(value) : value,
        unit: unit
      };
    }.bind(this)).reject(function(transform){
      return (
        (transform.originalValue == transform.targetValue) ||
        (
          transform.unit != 'color' &&
          (isNaN(transform.originalValue) || isNaN(transform.targetValue))
        )
      )
    });
  },
  update: function(position) {
    var style = {}, transform, i = this.transforms.length;
    while(i--)
      style[(transform = this.transforms[i]).style] = 
        transform.unit=='color' ? '#'+
          (Math.round(transform.originalValue[0]+
            (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
          (Math.round(transform.originalValue[1]+
            (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
          (Math.round(transform.originalValue[2]+
            (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
        transform.originalValue + Math.round(
          ((transform.targetValue - transform.originalValue) * position) * 1000)/1000 + transform.unit;
    this.element.setStyle(style, true);
  }
});

Effect.Transform = Class.create();
Object.extend(Effect.Transform.prototype, {
  initialize: function(tracks){
    this.tracks  = [];
    this.options = arguments[1] || {};
    this.addTracks(tracks);
  },
  addTracks: function(tracks){
    tracks.each(function(track){
      var data = $H(track).values().first();
      this.tracks.push($H({
        ids:     $H(track).keys().first(),
        effect:  Effect.Morph,
        options: { style: data }
      }));
    }.bind(this));
    return this;
  },
  play: function(){
    return new Effect.Parallel(
      this.tracks.map(function(track){
        var elements = [$(track.ids) || $$(track.ids)].flatten();
        return elements.map(function(e){ return new track.effect(e, Object.extend({ sync:true }, track.options)) });
      }).flatten(),
      this.options
    );
  }
});

Element.CSS_PROPERTIES = $w(
  'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + 
  'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
  'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
  'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
  'fontSize fontWeight height left letterSpacing lineHeight ' +
  'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
  'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
  'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
  'right textIndent top width wordSpacing zIndex');
  
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;

String.prototype.parseStyle = function(){
  var element = document.createElement('div');
  element.innerHTML = '<div style="' + this + '"></div>';
  var style = element.childNodes[0].style, styleRules = $H();
  
  Element.CSS_PROPERTIES.each(function(property){
    if(style[property]) styleRules[property] = style[property]; 
  });
  if(Prototype.Browser.IE && this.indexOf('opacity') > -1) {
    styleRules.opacity = this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1];
  }
  return styleRules;
};

Element.morph = function(element, style) {
  new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || {}));
  return element;
};

['getInlineOpacity','forceRerendering','setContentZoom',
 'collectTextNodes','collectTextNodesIgnoreClass','morph'].each( 
  function(f) { Element.Methods[f] = Element[f]; }
);

Element.Methods.visualEffect = function(element, effect, options) {
  s = effect.dasherize().camelize();
  effect_class = s.charAt(0).toUpperCase() + s.substring(1);
  new Effect[effect_class](element, options);
  return $(element);
};

Element.addMethods();