sfHoverv = function() 
   {
      var sfEls = document.getElementById("navigv").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", sfHoverv);