var ProtoTabs=Class.create();ProtoTabs.prototype={initialize:function(element,options){this.options=Object.extend({defaultPanel:"",ajaxUrls:{},ajaxLoadingText:"Loading..."},options||{});this.currentTab="";this.element=$(element);this.listElements=$A(this.element.getElementsByTagName("LI"));for(var i=0;i<this.listElements.length;i++){tabLI=this.listElements[i];var itemLinks=tabLI.getElementsByTagName("A");tabLI.itemId=itemLinks[0].href.split("#")[1];tabLI.linkedPanel=$(tabLI.itemId);tabLI.linkedPanel.style.clear="both";if(this.options.defaultPanel!=""&&this.options.defaultPanel==tabLI.itemId){this.openTab(tabLI)}else{$(tabLI.linkedPanel).hide()}$(itemLinks[0]).observe("click",function(event){element=Event.findElement(event,"LI");this.openTab(element);Event.stop(event)}.bind(this))}},openTab:function(tab){var tab=$(tab);if(this.currentTab==tab){return}if(this.currentTab!=""){this.currentTab.linkedPanel.hide();this.currentTab.removeClassName("selected")}tab.linkedPanel.show();tab.addClassName("selected");this.currentTab=tab;var url=this.options.ajaxUrls[tab.itemId]+"?&sid="+Math.random();if(url!=undefined){tab.linkedPanel.update(this.options.ajaxLoadingText);new Ajax.Updater(tab.linkedPanel,url,{method:"get",evalScripts:true})}}};