window.onload=resetTab;
	function getTabTitle(tab) {
		var childNodesList=tab.childNodes;
		var titleNodes=new Array();
		var j=0;
		var i;
		for (i=0;i<childNodesList.length;i++) {
			if(childNodesList[i].nodeName=="SPAN") {
				titleNodes[j]=childNodesList[i];
				j++;
			}
		}
		return titleNodes;
	}
	function getSubMenulist(tab) {
		var childNodesList=tab.childNodes;
		var SubMenulist=new Array();
		var j=0;
		var i;
		for (i=0;i<childNodesList.length;i++) {
			if(childNodesList[i].nodeName=="LI") {
				SubMenulist[j]=childNodesList[i];
				j++;
			}
		}
		return SubMenulist;
	}
	function getTabContent(tab) {
		var childNodesList=tab.childNodes;
		var tabContent=new Array();
		var j=0;
		var i;
		for (i=0;i<childNodesList.length;i++) {
			if(childNodesList[i].nodeName=="DD") {
				tabContent[j]=childNodesList[i];
				j++;
			}
		}
		return tabContent;
	}
	function resetTab() {
		var allDiv=document.getElementsByTagName("LI");		
		var tab=new Array();		
		var j=0;
		var i;
		for (i=0;i<allDiv.length;i++) {
			if(allDiv[i].className=="menublock"){
				tab[j]=allDiv[i];				
				j++;
			}
		}
		var tabTitle,SubMenulist,tabContent;
		for(i=0;i<tab.length;i++) {
			tabTitle=getTabTitle(tab[i]);
			tabTitle[0].className="selectmenublock";
			//SubMenulist[0]=getSubMenulist(tab[i]);
			//SubMenulist[0].className="selectsubmenulist";
			//tabContent=getTabContent(tab[i]);
			//tabContent[0].className="selectContent";
			for (j=1;j<tabTitle.length;j++){
				tabTitle[j].className="unselectmenublock";				
				//tabContent[j].className="unselectContent";
			}
		}
	}
	function changTab(tab) {
		var tabTitle,tabContent,i;
		if(tab.className!="selectmenublock") 
		{			
			tabTitle=getTabTitle(tab.parentNode);			
			tabContent=getTabContent(tab.parentNode);			
			for(i=0;i<tabTitle.length;i++) 
			{
				if(tabTitle[i].className=="selectmenublock") 
				{
					tabTitle[i].className="unselectmenublock";
				}				
			}
			tab.className="selectmenublock";			
		}
	}

	function changeDisplay(id){
		var DivBody=document.getElementById("body"+id);	
		for(i=1;i<=14;i++)
		{
			document.getElementById("body"+i).className="unselectcontent";
		}
		DivBody.className="selectcontent";
	}
	function changechannelDisplay(id){
		var DivBody=document.getElementById("channel"+id);	
		for(i=1;i<=14;i++)
		{
			document.getElementById("channel"+i).className="unselectcontent";
		}
		DivBody.className="";
	}
	function changetit(str){
		document.getElementById("tit").innerHTML=str;
	}