var M_chk = false;
	function Menu(s) 
	{
		if (!M_chk) {
			M_chk = true
			document.all["M_Menu"].style.display = "";
			//document.all["B_Menu"].style.display = "none";
		}
		else
		{
			M_chk = false
			//document.all["B_Menu"].style.display = "";
			document.all["M_Menu"].style.display="none";
		}
	}	
	
	//var M_chk = false;
	function Menu1(s) 
	{
		if (!M_chk) {
			M_chk = true
			document.all["M_Menu1"].style.display = "";
			//document.all["B_Menu1"].style.display = "none";
		}
		else
		{
			M_chk = false
			//document.all["B_Menu1"].style.display = "";
			document.all["M_Menu1"].style.display="none";
		}
	}