sfHover = function() {
 	var sfEls = document.getElementById("nav2").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);


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