document.onselectstart = function() { return false; }

function SwitchMenu(obj)
{
	var el = document.getElementById(obj);
	if(el)
	{
		//var im = source.childNodes[0].childNodes[0].childNodes[0].childNodes[2].childNodes[0];
		//alert(source.childNodes[0]);
		var ar = document.getElementById("masterdiv").getElementsByTagName("span");
		if(el.style.display != "block"){
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="options")
				ar[i].style.display = "none";
			}
			el.style.display = "block";
			//im.src = "images/up.gif";
		}else{
			el.style.display = "none";
			//im.src = "images/down.gif";
		}
	}
}