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="";
			}
		}
	}
<!--TabĒŠ»»-->
function setTab(name,cursel,n){
for(var i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"current":"xiaoxiangOut";
con.style.display=i==cursel?"block":"none";
}
}