if (document.images)
{
  pic1= new Image(900,115); 
  pic1.src="images/top.jpg";

  pic2= new Image(90,50);
  pic2.src="images/bottom.jpg";
 
  pic3= new Image(190,5);
  pic3.src="images/navigation_bottom.jpg";

  pic4= new Image(190,1);
  pic4.src="images/navigation_right.jpg";

  pic5= new Image(900,5);
  pic5.src="images/navi-image.jpg";
 
  pic6= new Image(900,1)
  pic6.src="images/bg.jpg";

  pic6= new Image(10,10)
  pic6.src="images/dot.gif";
}