// JScript File
if (document.images)
    {
      preload_image_object = new Image();
      // set image url
      image_url = new Array();
      image_url[0] = "graphics/design/navigation/testimonials_off.gif";
      image_url[1] = "graphics/design/navigation/testimonials_on.gif";
      image_url[2] = "graphics/design/navigation/about_off.gif";
      image_url[3] = "graphics/design/navigation/about_on.gif";

       var i = 0;
       for(i=0; i<=3; i++)          
         preload_image_object.src = image_url[i];               
    }