if (document.images)
    {

      img5 = new Image(); 
      img5.src="/images/gizmag_logo.gif";

      img4 = new Image(); 
      img4.src="/images/lower_bk.gif";      
      
      img2 = new Image(); 
      img2.src="/images/lower_top.gif";
      
      img3 = new Image(); 
      img3.src="/images/lower_btm.gif";      
          	
      img1 = new Image(); 
      img1.src="/images/dot_h.gif";       
     
    }