if (document.images) {

var fadein_opacity = 0.04;
var fadein_img = ss.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);
  }
}

ss.post_update_hook = function() { fadein(0.04); }
}