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);