if (document.getElementById){
document.write('<style type="text/css">\n');
document.write('.men1{display: none;}\n.men2{display: none;}.men3{display: none;}.men4{display: none;}\n.men5{display: none;}\n.men6{display: none;}\n.men7{display: none;}\n');
document.write('</style>\n');
}

function SwitchMenu(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("wholemenu").getElementsByTagName("span");
		if(el.style.display != "block")
		{
			for (var i=0; i<ar.length; i++)
			{
				if (ar[i].className == el.className)
				{
					ar[i].style.display = "none";
				}
			}
			el.style.display = "block";
		}
		else
		{
			el.style.display = "none";
		}
	}
}