if (document.images)
{
  header= new Image(1600,297);
  header.src="images/main-bg.jpg";

  tile= new Image(1,297);
  tile.src="images/main-bg-tile.jpg";
	
  arthover= new Image(80,34);
  arthover.src="images/art-hover.jpg";
  
  newshover= new Image(80,34);
  newshover.src="images/news-hover.jpg";
  
  infohover= new Image(80,34);
  infohover.src="images/info-hover.jpg";
  
  artloaded= new Image(80,34);
  artloaded.src="images/art-loaded.jpg";
    
  newsloaded= new Image(80,34);
  newsloaded.src="images/news-loaded.jpg";
    
  infoloaded= new Image(80,34);
  infoloaded.src="images/info-loaded.jpg";
  
  emailhover= new Image(80,34);
  emailhover.src="images/email-hover.jpg";


}

function closeWindow() {

window.open('','_parent','');

window.close();

}