// JavaScript Document
function nTabs(thisObj,Num){
if(thisObj.className == "active")return;
var tabObj = thisObj.parentNode.id;
var tabList = document.getElementById(tabObj).getElementsByTagName("li");
for(i=0; i <tabList.length; i++)
{
if (i == Num)
{
   thisObj.className = "active"; 
      document.getElementById(tabObj+"_Content"+i).style.display = "block";
}else{
   tabList[i].className = "normal"; 
   document.getElementById(tabObj+"_Content"+i).style.display = "none";
}
} 
}

//
	function qiehuan(num){
		for(var id = 0;id<=7;id++)
		{
			if(id==num)
			{
				document.getElementById("qh_con"+id).style.display="block";
				document.getElementById("mynav"+id).className="nav_on";
			}
			else
			{
				document.getElementById("qh_con"+id).style.display="none";
				document.getElementById("mynav"+id).className="";
			}
		}
	}