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); }
        
        }