function init() {
    if (document.images) {
      var img = new Array(9);
      for (i=0; i<=8; i++) { img[i] = new Image(); } 
      img[0].src = "img/img_der206wrc_auto.gif";
      img[1].src = "img/nav/dose-04_gaestebuch_on.jpg";
      img[2].src = "img/nav/dose-05_geschichte_on.jpg";
      img[3].src = "img/nav/dose-06_hongi_on.jpg";
      img[4].src = "img/nav/dose-07_galerie_on.jpg";
      img[5].src = "img/nav/dose-08_tourinfo_on.jpg";
      img[6].src = "img/nav/dose-09_kontakt_on.jpg";
      img[7].src = "img/nav/dose-11-d_on.jpg";
      img[8].src = "img/nav/dose-11-e_on.jpg";
    }  
  }
  function change(image,img) {
    if (document.images) {
      document[img].src = image;
    }
  }