if(window.navigator.systemLanguage && !window.navigator.language)
{
  function NavHoverIE()
  {
    var LI = document.getElementById("MainNav").firstChild;
    do
	{
      if (SeekUL(LI.firstChild))
	  {
        LI.onmouseover=DisplayY; LI.onmouseout=DisplayN;
      }
      LI = LI.nextSibling;
    }
    while(LI);
  }

  function SeekUL(UL) {
    do
	{
      if(UL) UL = UL.nextSibling;
      if(UL && UL.nodeName == "UL") return UL;
    }
    while(UL);
    return false;
  }

  function DisplayY()
  {
    var UL = SeekUL(this.firstChild);
    UL.style.display = "block"; UL.style.backgroundColor = "lightblue";
  }

  function DisplayN()
  {
    SeekUL(this.firstChild).style.display = "none";
  }

  window.onload=NavHoverIE;
}