<!-- Begin
onerror=null;
var thisImg;
function loadImg()
{ 
  if (document.images)
  {
    var imgFiles = loadImg.arguments;
    var preloadArray = new Array();
    for (var i=0; i<imgFiles.length; i++)
	{
      preloadArray[i] = new Image;
      preloadArray[i].src = imgFiles[i];
    }
  }
}

function imgOn(thisImg)
{
	if (document.images)
		{
		link1="../images/nav"+thisImg+"_over.gif";
		document.images[thisImg].src=link1;
		}
}
function imgOff(thisImg)
{
	if (document.images)
		{
		link1="../images/nav"+thisImg+"_off.gif";
		document.images[thisImg].src=link1;
		}

}

  loadImg('../images/nav1a_over.gif');
  loadImg('../images/nav2a_over.gif');
  loadImg('../images/nav3a_over.gif');
  loadImg('../images/nav4a_over.gif');
  loadImg('../images/nav5a_over.gif');
  loadImg('../images/nav6a_over.gif');
  loadImg('../images/nav7a_over.gif');
  loadImg('../images/nav10a_over.gif');
  loadImg('../images/nav20a_over.gif');
  loadImg('../images/nav21a_over.gif');
  loadImg('../images/nav22a_over.gif');
  loadImg('../images/nav23a_over.gif');
  loadImg('../images/nav24a_over.gif');
  loadImg('../images/nav25a_over.gif');
  loadImg('../images/nav26a_over.gif');
  loadImg('../images/nav27a_over.gif');
// End -->