sfHover = function() {
	var navEl = document.getElementById("nav");
	if (navEl != null)
	{
		var sfEls = navEl.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);


function ToggleMenu(menuName, over)
{
	fld = document.getElementById ("mnu" + menuName);
	fld.className = (over ? "over" : "off");
}