var imgs = new Array(); var imgcnt = 0; var thisimg = 0;
imgs[imgcnt++] = '04-01.jpg';
imgs[imgcnt++] = '04-02.jpg';
imgs[imgcnt++] = '04-03.jpg';
imgs[imgcnt++] = '04-04.jpg';
imgs[imgcnt++] = '04-05.jpg';
imgs[imgcnt++] = '04-06.jpg';
imgs[imgcnt++] = '04-07.jpg';
imgs[imgcnt++] = '04-08.jpg';
imgs[imgcnt++] = '04-09.jpg';
imgs[imgcnt++] = '04-10.jpg';
imgs[imgcnt++] = '04-11.jpg';
imgs[imgcnt++] = '04-12.jpg';
imgs[imgcnt++] = '04-13.jpg';
imgs[imgcnt++] = '04-14.jpg';
imgs[imgcnt++] = '04-15.jpg';






 
function nextImg() {
if (document.images) {
  thisimg++;
  if (thisimg >= imgcnt) thisimg = 0;
  document.rollimg.src = imgs[thisimg];
}
}
function prevImg() {
if (document.images) {
  thisimg--;
  if (thisimg < 0) thisimg = imgcnt-1;
  document.rollimg.src = imgs[thisimg];
}
}