sfHover = function()

    {

       var sfEls = document.getElementById("mainMenu").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);