if (document.images)
{
  pic1= new Image(); 
  pic1.src="/common/images/interface/overlay.png"; 
  
  pic2= new Image(); 
  pic2.src="/common/images/homepage/sub-title-news.jpg"; 
  
  pic1 = new Image();
  pic1.src = "/common/images/homepage/feature-welcome_right.jpg";

  pic2 = new Image();
  pic2.src = "/common/images/homepage/feature-welcome_right_news2.jpg";
}