sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			var myChildren = this.children;
			for(var i=0; i < myChildren.length; i++){
				myChildren[i].style.left = "auto";
			}
		}
		sfEls[i].onmouseout=function() {
			var myChildren = this.children;
			for(var i=0; i < myChildren.length; i++){
				myChildren[i].style.left = "-999em";
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);