sfHover = function() {
   if (navigator.userAgent.toLowerCase().indexOf('msie') >= 0) {
      var clist = document.getElementById("competitor-list");
      if (clist != null) {
         clist.onmouseover=function() { this.className+=" clist-hover"; }
         clist.onmouseout=function() { this.className=this.className.replace(new RegExp(" clist-hover\\b"), ""); }
      }

      var menu = document.getElementById("site-menu-submenu");
      var sfEls = menu.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"), ""); }
      }
   }
}