function sfHoverH() {
 	var sfHEls = document.getElementById("hnav").getElementsByTagName("LI");
 	for (var i=0; i<sfHEls.length; i++) {
 		sfHEls[i].onmouseover=function() {
 			this.className+=" sfhoverh";
 		}
 		sfHEls[i].onmouseout=function() {
 			this.className=this.className.replace(new RegExp(" sfhoverh"), "");
 		}
 	}
 }
if (window.attachEvent) window.attachEvent("onload", sfHoverH);

 function sfHoverV() {
 	var sfVEls = document.getElementById("vnav").getElementsByTagName("LI");
 	for (var i=0; i<sfVEls.length; i++) {
 		sfVEls[i].onmouseover=function() {
 			this.className+=" sfhoverv";
 		}
 		sfVEls[i].onmouseout=function() {
 			this.className=this.className.replace(new RegExp(" sfhoverv"), "");
 		}
 	}
 }
if (window.attachEvent) window.attachEvent("onload", sfHoverV);