function MM_preloadImages() {
 var d = document;
 if (d.images) {
  if (!d.MM_p) d.MM_p = new Array();
  var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
  for (i = 0; i < a.length; i ++)
  if (a[i].indexOf("#") != 0) {
   d.MM_p[j] = new Image;
   d.MM_p[j++].src = a[i];
  }
 }
}
MM_preloadImages('/image/nav-background-left-1.png', '/image/nav-background-right-1.png', '/image/button/analyse-1.png', '/image/button/log-on-1.png', '/image/button/submit-1.png');