var _os=null;var OS=Class.create({'initialize':function(){this.appVersion='0';this.sources=[];this.scriptsToLoad=[];this.loadedScripts=[];this.completedScripts=[];this.completeCallbacks=[];this.scriptLoadListeners=[];this.pageLoading=true;},'addScriptLoadListener':function(listenerCallback,associatedScripts){var loadListener=new Object();loadListener.callback=listenerCallback;loadListener.associatedScripts=associatedScripts;this.scriptLoadListeners.push(loadListener);},'requireAll':function(caller,scripts,options){options=options||{};if(options.onComplete){this.scriptsToLoad.push(options.onComplete);}
var loadScripts=scripts;if(options.extendedWatchScripts){var extendedScripts=options.extendedWatchScripts;for(var i=0;i<extendedScripts.length;i++){loadScripts.push(extendedScripts[i]);}}
if(options.scriptLoadListener)this.addScriptLoadListener(options.scriptLoadListener,loadScripts);if(typeof scripts=='string'){this.scriptsToLoad.push(scripts);}else{$A(scripts.reverse()).each(function(script){if(!this.sources[script])this.scriptsToLoad.push(script);}.bind(this));}
this.load();},'scriptLoaded':function(script){var scripts=[];$A(this.scriptsToLoad).each(function(src){if(src!=script)scripts.push(src);});this.scriptsToLoad=scripts;if(this.completeCallbacks[script]){this.completeCallbacks[script]();this.completeCallbacks[script]=false;}
$A(this.scriptLoadListeners).each(function(listener){var iTotal=0;var iComplete=0;$A(listener.associatedScripts).each(function(script){if(this.completedScripts[script])iComplete++;iTotal++;}.bind(this));try{listener.callback(iComplete,iTotal);}catch(ex){}}.bind(this));},'loadNext':function(){if(!this.queueLoading)return;this.requireNext();setTimeout(function(){this.loadNext();}.bind(this),50);},'load':function(){if(this.queueLoading)return;this.queueLoading=true;this.loadNext();},'loadComplete':function(){this.queueLoading=false;},'requireNext':function(){if(this.scriptLoadListener)this.scriptLoadListener(this.scriptsToLoad.length);if(this.scriptsToLoad.length==0){this.loadComplete();return;}
var next=this.scriptsToLoad[this.scriptsToLoad.length-1];if(typeof next=='function'){next();this.scriptsToLoad.pop();this.load();return;}
this.require(next,function(){this.load();}.bind(this));},'require':function(src,onComplete){if(this.sources[src]){if(onComplete)setTimeout(onComplete,10);return;}
this.sources[src]=true;if(!OS.Path){_os.showMessage('Error: Unknown JsOS');return;}
var headTag=document.getElementsByTagName("head").item(0);var scriptTag=document.createElement("script");scriptTag.setAttribute('type','text/javascript');scriptTag.setAttribute('src',OS.Path()+src);headTag.appendChild(scriptTag);this.waitForLoadComplete(src,onComplete);},'waitForLoadComplete':function(script,onComplete){if(this.isQueueLoading(script)){setTimeout(function(){this.waitForLoadComplete(script,onComplete);}.bind(this),10);return;}
if(this.completedScripts[script])return;this.completedScripts[script]=true;if(onComplete)setTimeout(onComplete,10);},'isQueueLoading':function(script){if(!this.loadedScripts[script])return true;return false;},'onLoadComplete':function(script){this.loadedScripts[script]=true;this.scriptLoaded(script);}});OS.Path=function(){return'clientscript/';}
OS.Load=function(){_os=new OS();OS.OnLoadComplete();};OS.CreateElement=function(type,parent,id){if(!$(parent))return;var element=document.createElement(type);var eElement=$(parent).appendChild(element);if(id)eElement.id=id;return eElement;};OS.CreateDiv=function(parent,id){var eDiv=OS.CreateElement('div',parent,id);return eDiv;};OS.CreateList=function(parent,id){var eList=OS.CreateElement('ul',parent,id);return eList;};OS.AddListItem=function(parent,id){var eItem=OS.CreateElement('li',parent,id);return eItem;};OS.OnLoadComplete=function(){if(!Prototype||!Element){setTimeout(OS.OnLoadComplete,300);return;}
_os.onLoadComplete('os.js');};OS.PageLoadComplete=function(){_os.pageLoading=false;$A(OS.BehaviourQueue).each(function(selectors){OS.ApplyBehaviour(selectors);});OS.BehaviourQueue=[];};Event.observe(document,'dom:loaded',function(){OS.PageLoadComplete();});OS.BehaviourQueue=[];OS.RegisterBehaviour=function(selectors){if(!_os.pageLoading){OS.ApplyBehaviour(selectors);return;}
OS.BehaviourQueue.push(selectors);}
OS.ApplyBehaviour=function(selectors){$H(selectors).each(function(item){$$(item.key).each(function(element){item.value(element);});});};OS.Load();