//** Tab Content script v2.0- © Dynamic Drive DHTML code library (http://www.dynamicdrive.com)



function dinamods(tabinterfaceid){this.tabinterfaceid=tabinterfaceid;this.tabs=document.getElementById(tabinterfaceid).getElementsByTagName("a");this.enabletabpersistence=true;this.hottabspositions=[];this.currentTabIndex=0; this.subcontentids=[];this.revcontentids=[];this.selectedClassTarget="link";}

dinamods.getCookie=function(Name){ 

	var re=new RegExp(Name+"=[^;]+", "i");

	if (document.cookie.match(re))

		return document.cookie.match(re)[0].split("=")[1];

	return "";

}

dinamods.setCookie=function(name, value){

	document.cookie = name+"="+value+";path=/";

}

dinamods.prototype={

	cycleit:function(dir, autorun){

		if (dir=="next"){

			var currentTabIndex=(this.currentTabIndex<this.hottabspositions.length-1)? this.currentTabIndex+1 : 0;

		}

		else if (dir=="prev"){

			var currentTabIndex=(this.currentTabIndex>0)? this.currentTabIndex-1 : this.hottabspositions.length-1;

		}

		if (typeof autorun=="undefined")

			this.cancelautorun();

		this.expandtab(this.tabs[this.hottabspositions[currentTabIndex]]);

	},

	setpersist:function(bool){

			this.enabletabpersistence=bool;

	},

	setselectedClassTarget:function(objstr){

		this.selectedClassTarget=objstr || "link";

	},

	getselectedClassTarget:function(tabref){ 

		return (this.selectedClassTarget==("linkparent".toLowerCase()))? tabref.parentNode : tabref;

	},

	expandtab:function(tabref){

		var subcontentid=tabref.getAttribute("rel");

		var associatedrevids=(tabref.getAttribute("rev"))? ","+tabref.getAttribute("rev").replace(/\s+/, "")+"," : "";

		this.expandsubcontent(subcontentid);

		this.expandrevcontent(associatedrevids);

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

			this.getselectedClassTarget(this.tabs[i]).className=(this.tabs[i].getAttribute("rel")==subcontentid)? "dm_selected" : "";

		}

		if (this.enabletabpersistence)

			dinamods.setCookie(this.tabinterfaceid, tabref.tabposition);

		this.setcurrenttabindex(tabref.tabposition);



		// Google Analytics integration

		if (typeof this.autoruntimer!="undefined" && this.autoruntimer==false  && typeof(pageTracker) != 'undefined' && typeof(pageTracker._trackPageview) != 'undefined' ) {

   			pageTracker._trackPageview( tabref.getAttribute("href"));

		}

	},

	expandsubcontent:function(subcontentid){

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

			var subcontent=document.getElementById(this.subcontentids[i]); 

			subcontent.style.display=(subcontent.id==subcontentid)? "block" : "none";

		}

	},

	expandrevcontent:function(associatedrevids){

		var allrevids=this.revcontentids;

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

			document.getElementById(allrevids[i]).style.display=(associatedrevids.indexOf(","+allrevids[i]+",")!=-1)? "block" : "none";

		}

	},

	setcurrenttabindex:function(tabposition){

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

			if (tabposition==this.hottabspositions[i]){

				this.currentTabIndex=i;

				break;

			}

		}

	},

	autorun:function(){

		this.cycleit('next', true);

	},

	cancelautorun:function(){

		if (typeof this.autoruntimer!="undefined") {

			clearInterval(this.autoruntimer);

			this.autoruntimer=false;

		}

	},

	init:function(automodeperiod,change){

		var persistedtab=dinamods.getCookie(this.tabinterfaceid);

		var persisterror=true;

		this.automodeperiod=automodeperiod || 0;

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

			this.tabs[i].tabposition=i;

			if (this.tabs[i].getAttribute("rel")){

				var tabinstance=this;

				this.hottabspositions[this.hottabspositions.length]=i;

				this.subcontentids[this.subcontentids.length]=this.tabs[i].getAttribute("rel");

				this.tabs[i].onclick=function(){

					 tabinstance.expandtab(this);

					 tabinstance.cancelautorun();

					 return false;

				}

				if (change==1){

					this.tabs[i].onmouseover=this.tabs[i].onclick

				}

				if (this.tabs[i].getAttribute("rev")){

					this.revcontentids=this.revcontentids.concat(this.tabs[i].getAttribute("rev").split(/\s*,\s*/));

				}

				if (this.enabletabpersistence && parseInt(persistedtab)==i || !this.enabletabpersistence && this.getselectedClassTarget(this.tabs[i]).className=="dm_selected"){

					this.expandtab(this.tabs[i]);

					persisterror=false;

				}

			}

		}

		if (persisterror)

			this.expandtab(this.tabs[this.hottabspositions[0]]);

		if (parseInt(this.automodeperiod)>500 && this.hottabspositions.length>1){

			this.autoruntimer=setInterval(function(){tabinstance.autorun()}, this.automodeperiod);

		}



	}

}