function popwindow(imageurl, winname, winfeatures) {
  window.open(imageurl,winname,winfeatures); 
}
function setLocation(url) {
  window.location=url; 
}
function setPhoto(imgName, newStateImage){
  document.getElementById(imgName).src = eval(newStateImage+".src");
}

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