// JavaScript Document
function showWin(num)
	{
		if(num == 1)
		{
			document.getElementById("group").style.display = "";
			document.getElementById("newsCenter").style.display = "none";
		}
		if(num == 2)
		{
			document.getElementById("group").style.display = "none";
			document.getElementById("newsCenter").style.display = "";
		}
	}
function out()
	{
		document.getElementById("newsCenter").style.display = "none";	
		document.getElementById("group").style.display = "none";
	}
function menuControl1(menuid)
	{
		if(document.getElementById(menuid).style.display == "")
		    document.getElementById(menuid).style.display = "none";
		else
		    document.getElementById(menuid).style.display = "";
			
	}
function menuControl()
	{
		    document.getElementById("grade").style.display = "";
			
	}