if (document.images) 
{
   img1 = new Image();
   img2 = new Image();
   img3 = new Image();
   img4 = new Image();
   img5 = new Image();
   img1.src = "images/page/index5_jelolt_06.jpg";
   img2.src = "images/page/index5_jelolt_07.jpg";
   img3.src = "images/page/index5_jelolt_08.jpg";
   img4.src = "images/page/index5_jelolt_09.jpg";
   img5.src = "images/page/index5_jelolt_10.jpg";
}