sfHover = function() {
		var divIds = ["block-menu-menu-school-info", "nav"];
		for (var item in divIds) {
			var sfEls = document.getElementById(divIds[item]).getElementsByTagName("LI");
			for (var i=0; i<sfEls.length; i++) {
				sfEls[i].onmouseover=function() {
					this.className+=" sfhover";
				}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				}
			}
		}
	}
	if (window.attachEvent) window.attachEvent("onload", sfHover);