var gblPhotoShufflerDivId = "banner";
  var gblPhotoShufflerImgId = "bannerimg";
  
  var gblPauseSeconds = 5;
  var gblFadeSeconds = 1;
  var gblRotations = 5;

  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;

	document.getElementById(gblPhotoShufflerDivId).style.backgroundImage='url(' + gblImg[gblOnDeck] + ')';
	setTimeout("photoShufflerFade()",gblPauseSeconds*700);
  }

  function photoShufflerFade()
  {
  	var theimg = document.getElementById(gblPhotoShufflerImgId);

        var fadeDelta = 100 / (30 * gblFadeSeconds);

	if (gblOpacity < 2*fadeDelta )
	{
	  gblOpacity = 100;
	  if (gblImageRotations < 1) return;
	  photoShufflerShuffle();
          setTimeout("photoShufflerFade()",gblPauseSeconds*700);
	}
	else
	{
	  gblOpacity -= fadeDelta;
	  setOpacity(theimg,gblOpacity);
	  setTimeout("photoShufflerFade()",70);
	}
  }

  function photoShufflerShuffle()
  {
	var thediv = document.getElementById(gblPhotoShufflerDivId);
	var theimg = document.getElementById(gblPhotoShufflerImgId);

	theimg.src = gblImg[gblOnDeck];
	setOpacity(theimg,100);

	gblOnDeck = ++gblOnDeck % gblDeckSize;
	if (--gblImageRotations < 5)
	{
	  gblImg[gblOnDeck] = gblStartImg;
	}

	thediv.style.backgroundImage='url(' + gblImg[gblOnDeck] + ')';
  }

  function setOpacity(obj, opacity) {
    opacity = (opacity == 100)?99.999:opacity;

    obj.style.filter = "alpha(opacity:"+opacity+")";

    obj.style.KHTMLOpacity = opacity/100;

    obj.style.MozOpacity = opacity/100;

    obj.style.opacity = opacity/100;
  }