if (document.images)
    {
      preload_image_object = new Image();
      // set image url
      image_url = new Array();
      image_url[0] = "images/box-slipandfall2-hover.jpg";
      image_url[1] = "images/box-other-hover.jpg";
      image_url[2] = "images/box-auto-hover.jpg";
      image_url[3] = "images/box-office3-hover.jpg";
			image_url[4] = "images/box-attorney-hover.jpg";
      image_url[5] = "images/smallbox-medicalmal-hover.jpg";
      image_url[6] = "images/smallbox-dogbite-hover.jpg";
      image_url[7] = "images/smallbox-burn-hover.jpg";
			image_url[8] = "images/smallbox-work3-hover.jpg";

       var i = 0;
       for(i=0; i<=8; i++) 
         preload_image_object.src = image_url[i];
    }