function popUp(url){
	window.open(url,"pop","width=350,height=400,toolbars=0,scrollbars=0")
}

function newWin(url){
	window.open(url,"new")
}

<!--v.08 additions-->

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