if (document.images) {
  image100 = new Image;
  image101 = new Image;
  image102 = new Image;
  image103 = new Image;
  image104 = new Image;
  image105 = new Image;
  image106 = new Image;
  
  image100.src = 'images\/default.jpg';
  image101.src = 'images\/1b.jpg';
  image102.src = 'images\/2b.jpg';
  image103.src = 'images\/3b.jpg';
  image104.src = 'images\/4b.jpg';
  image105.src = 'images\/5b.jpg';
  image106.src = 'images\/6b.jpg';
  
} else {
  image100 = '';
  image101 = '';
  image102 = ''; 
  image103 = '';
  image104 = '';
  image105 = ''; 
  image106 = ''; 
  
  document.rollimg = ''; 
}