function switchImage(imgName, imgSrc) 
{
  if (document.images)
  {
    if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc
    }
  }
}
function switchBG(newImage) {
	document.getElementById('splashHolder').style.background = 
		'url(' + newImage + ')';	
}