sfSIGHover = function()
{
  var sfEls = document.getElementById("VUGMenu").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", sfSIGHover);
}