sfHover = function() {
var elements = new Array("rtp-main-nav");
var sfEls = new Array();

	for (var j=0; j<elements.length; j++) {
		sfEls.push(document.getElementById(elements[j]).getElementsByTagName("LI"));
	}
	
		for (var n=0; n<sfEls.length; n++) {
			for (var i=0; i<sfEls[n].length; i++)
		{
			sfEls[n][i].onmouseover=function()
			{
				this.className+="sfhover";
			}
		
			sfEls[n][i].onmouseout=function() {
				this.className=this.className.replace(new RegExp("sfhover\\b"), "");
			}
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", sfHover);