if (document.images) {

SLIDES.image = document.images.SLIDESIMG;

// Create a function to ramp up the image opacity in Mozilla
var fadein_opacity = 0.04;
var fadein_img = SLIDES.image;
function fadein(opacity) {
  if (typeof opacity != 'undefined') { fadein_opacity = opacity; }
  if (fadein_opacity < 0.99 && fadein_img && fadein_img.style &&
      typeof fadein_img.style.MozOpacity != 'undefined') {

    fadein_opacity += .05;
    fadein_img.style.MozOpacity = fadein_opacity;
    setTimeout("fadein()", 50);
  }
}

// Tell the slideshow to call our function whenever the slide is changed
SLIDES.post_update_hook = function() { fadein(0.04); }

}