function hideMenu(obj)
{
	obj.className=obj.className.replace(new RegExp(" sfhover\\b"), "");
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			temp = this;
				
			if (navigator.appVersion.indexOf("MSIE 7") > -1)
			{
				setTimeout("hideMenu(temp);", 500);
			}
			else
			{
				hideMenu(temp);
			}
			
			
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);