sfHover = function() {
	var sfEls = document.getElementById("topMenu").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			if (this.className == "") {
				this.className = "sfhover";
			}
			else {
				this.className += " sfhover";
			}
		}
		sfEls[i].onmouseout=function() {
			if (this.className == "sfhover") {
				this.className = "";
			}
			else {
				this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);