document.onselectstart = function() { return false; }
if (document.getElementById)
	{
		document.write('<style type="text/css">\n')
		document.write('.options{display: none;}\n')
		document.write('</style>\n')
	}
function switchMenu(obj)
	{
		if(document.getElementById)
			{
				var el = document.getElementById(obj);
				var ar = document.getElementById("parent").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";
					}
				else
					{
						el.style.display = "none";
					}
			}
	}