// JavaScript Document

sfHover = function() {

   var sfEls = document.getElementById("navbar").getElementsByTagName("li");

   for (var i=0; i<sfEls.length; i++) {

      sfEls[i].onmouseover=function() {

         this.className+=" hover";

      }

      sfEls[i].onmouseout=function() {

         this.className=this.className.replace(new RegExp(" hover\\b"), "");

      }

   }

}