var gblPhotoShufflerDivId = "fade_div";
  var gblPhotoShufflerImgId = "fade_img"; 
  var gblImg = new Array(
    "/images/freshideas/homepict2.jpg",
    "/images/freshideas/homepict3.jpg",
	"/images/freshideas/homepict1.jpg"
  );
  var gblPauseSeconds = 10;
  var gblFadeSeconds = 2;
  var gblRotations = 500;

  // End Customization section
  
  var gblDeckSize = gblImg.length;
  var gblOpacity = 100;
  var gblOnDeck = 0;
  var gblStartImg;
  var gblImageRotations = gblDeckSize * (gblRotations+1);

  window.onload = photoShufflerLaunch;
  
  function photoShufflerLaunch()
  {
                var theimg = document.getElementById(gblPhotoShufflerImgId);
        gblStartImg = theimg.src; // save away to show as final image

                document.getElementById(gblPhotoShufflerDivId).style.backgroundImage='url(' + gblImg[gblOnDeck] + ')';
                setTimeout("photoShufflerFade()",gblPauseSeconds*1000);
  }

  function photoShufflerFade()
  {
                var theimg = document.getElementById(gblPhotoShufflerImgId);
                
                // determine delta based on number of fade seconds
                // the slower the fade the more increments needed
        var fadeDelta = 100 / (30 * gblFadeSeconds);

                // fade top out to reveal bottom image
                if (gblOpacity < 2*fadeDelta ) 
                {
                  gblOpacity = 100;
                  // stop the rotation if we're done
                  if (gblImageRotations < 1) return;
                  photoShufflerShuffle();
                  // pause before next fade
          setTimeout("photoShufflerFade()",gblPauseSeconds*1000);
                }
                else
                {
                  gblOpacity -= fadeDelta;
                  setOpacity(theimg,gblOpacity);
                  setTimeout("photoShufflerFade()",30);  // 1/30th of a second
                }
  }

  function photoShufflerShuffle()
  {
                var thediv = document.getElementById(gblPhotoShufflerDivId);
                var theimg = document.getElementById(gblPhotoShufflerImgId);
                
                // copy div background-image to img.src
                theimg.src = gblImg[gblOnDeck];
                // set img opacity to 100
                setOpacity(theimg,100);

        // shuffle the deck
                gblOnDeck = ++gblOnDeck % gblDeckSize;
                // decrement rotation counter
                if (--gblImageRotations < 1)
                {
                  // insert start/final image if we're done
                  gblImg[gblOnDeck] = gblStartImg;
                }

                // slide next image underneath
                thediv.style.backgroundImage='url(' + gblImg[gblOnDeck] + ')';
  }

  function setOpacity(obj, opacity) {
    opacity = (opacity == 100)?99.999:opacity;
    
    // IE/Win
    obj.style.filter = "alpha(opacity:"+opacity+")";
    
    // Safari<1.2, Konqueror
    obj.style.KHTMLOpacity = opacity/100;

    // Older Mozilla and Firefox
    obj.style.MozOpacity = opacity/100;

    // Safari 1.2, newer Firefox and Mozilla, CSS3
    obj.style.opacity = opacity/100;
  }