// preload the rollover images, after originals have been loaded.
if (document.images) { 
left = new Image; 
left.src = "rarrow_anim.gif"; 
right = new Image; 
right.src = "larrow_anim.gif"; 
home = new Image;
home.src = "home_anim.gif"
mail = new Image;
mail.src = "mail_anim.gif"
links = new Image;
links.src = "sphere_anim.gif"
}




function rollover(off, on) {
  if (document.images) {
     document[off].src = on;
      }
  }