function newImage(img) {
	if (document.images) {
		an_image = new Image();
		an_image.src = img;
		return an_image;
	}
}

function preloadImages() {
  var the_images="";
  
  the_images="img/home-ovr.gif,img/sites-ovr.gif,img/programs-ovr.gif,img/stats-ovr.gif,img/promo-ovr.gif,img/faq-ovr.gif,img/terms-ovr.gif,img/myaccount-ovr.gif,img/newaccount-ovr.gif";

  the_images=the_images.substr(0,(the_images.length-1));

  if(the_images){
    var the_images_array=the_images.split(",");
    for(var loop = 0; loop < the_images_array.length; loop++){
	   newImage(the_images_array[loop]);
    }
	return PreloadOk = true;
  }
}

function ChangeImg() {
    document.images[ChangeImg.arguments[0]].src=ChangeImg.arguments[1];
}