// JavaScript Document
function setTab(m,n){
	var menu=document.getElementById("tab"+m).getElementsByTagName("td");   //获取ID为tab+m标签下的li标签
	var showdiv=document.getElementById("tablist"+m).getElementsByTagName("div");   //获取ID为tablist+m标签下的div标签
	if(n==0)
	{
	menu[1].className="now";
	menu[3].className="";
	menu[5].className="";
	menu[7].className="";
	showdiv[0].style.display="block";
	showdiv[1].style.display="none";
	showdiv[2].style.display="none";
	showdiv[3].style.display="none";
	}
	if(n==1)
	{
	menu[1].className="";
	menu[3].className="now1";
	menu[5].className="";
	menu[7].className="";
	showdiv[1].style.display="block";
	showdiv[0].style.display="none";
	showdiv[2].style.display="none";
	showdiv[3].style.display="none";
	}
		if(n==2)
	{
	menu[1].className="";
	menu[3].className="";
	menu[5].className="now2";
	menu[7].className="";
	showdiv[2].style.display="block";
	showdiv[1].style.display="none";
	showdiv[0].style.display="none";
	showdiv[3].style.display="none";
	}
	if(n==3)
	{
	menu[1].className="";
	menu[3].className="";
	menu[5].className="";
	menu[7].className="now3";
	showdiv[3].style.display="block";
	showdiv[2].style.display="none";
	showdiv[1].style.display="none";
	showdiv[0].style.display="none";
	}
	
}