var imgs = new Array(); 
var imgcnt = 0; 
var thisimg = 0;
imgs[imgcnt++] = '../Photos/slideshow01.jpg';
imgs[imgcnt++] = '../Photos/slideshow02.jpg';
imgs[imgcnt++] = '../Photos/slideshow03.jpg';
imgs[imgcnt++] = '../Photos/slideshow04.jpg';
imgs[imgcnt++] = '../Photos/slideshow05.jpg';
imgs[imgcnt++] = '../Photos/slideshow06.jpg';
imgs[imgcnt++] = '../Photos/slideshow07.jpg';
imgs[imgcnt++] = '../Photos/slideshow08.jpg';
imgs[imgcnt++] = '../Photos/slideshow09.jpg';
imgs[imgcnt++] = '../Photos/slideshow10.jpg';
imgs[imgcnt++] = '../Photos/slideshow11.jpg';
imgs[imgcnt++] = '../Photos/slideshow12.jpg';
imgs[imgcnt++] = '../Photos/slideshow13.jpg';
imgs[imgcnt++] = '../Photos/slideshow14.jpg';
imgs[imgcnt++] = '../Photos/slideshow15.jpg';
imgs[imgcnt++] = '../Photos/slideshow16.jpg';
imgs[imgcnt++] = '../Photos/slideshow17.jpg';
imgs[imgcnt++] = '../Photos/slideshow18.jpg';
imgs[imgcnt++] = '../Photos/slideshow19.jpg';
imgs[imgcnt++] = '../Photos/slideshow20.jpg';
imgs[imgcnt++] = '../Photos/slideshow21.jpg';
imgs[imgcnt++] = '../Photos/slideshow22.jpg';
imgs[imgcnt++] = '../Photos/slideshow23.jpg';
imgs[imgcnt++] = '../Photos/slideshow24.jpg';
imgs[imgcnt++] = '../Photos/slideshow25.jpg';
imgs[imgcnt++] = '../Photos/slideshow26.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];
}
}