sfHover = function()
{
	try{
		var sfEls = document.getElementById("horiz_nav").getElementsByTagName("TD");
		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"), "");
			}
		}
	} 
	catch (e)
	{
		
	}
}
//if (window.attachEvent) window.attachEvent("onload", sfHover);