var gblPhotoShufflerDivId = "photodiv";
  var gblPhotoShufflerImgId = "photoimg"; 
  var gblImg = new Array(
	"images/solar.jpg",
    "images/implant.jpg",
	"images/otherblue.jpg",
    "images/griddy.jpg",
	   "images/blue.jpg",
	   "images/beakers.jpg"
    );
  var gblPauseSeconds = 3;
  var gblFadeSeconds = .85;
  var gblRotations = 1;

  // 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;
}


if (document.images) 
{
   img0 = new Image();
   imga = new Image();
   img1 = new Image();
   img2 = new Image();
   img3 = new Image();
   img4 = new Image();
   img5 = new Image();
   img6 = new Image();
   img7 = new Image();
   img8 = new Image();
   img9 = new Image();
   img10 = new Image();
   img11 = new Image();
    img12 = new Image();
	 img13 = new Image();
	  img14 = new Image();
	    img15 = new Image();
		 img16 = new Image();
		  img17 = new Image();
		    img18 = new Image();
			 img19 = new Image();
			 img20 = new Image();
			  img21 = new Image();
			   img22 = new Image();
			    img23 = new Image();
				 img24 = new Image();
				  img25 = new Image();
   img0.src = "images/circles.gif";
   imga.src = "images/plain.jpg"
   img1.src = "images/company.jpg";
   img2.src = "images/flatscreen.gif";
   img3.src = "images/header.gif";
   img4.src = "images/tech.jpg";
   img5.src = "images/logoz.jpg";
   img6.src = "images/grid.jpg"; 
   img7.src = "images/contact.jpg"; 
   img8.src = "images/john2.jpg"; 
   img9.src = "images/beakers.jpg"; 
   img10.src = "images/technotv.gif";
   img11.src = "images/implant.jpg"; 
   img12.src = "images/technotv.gif";
   img13.src = "images/jumpgrid.gif";
   img14.src = "images/thermal.gif";
    img15.src = "images/pees.jpg";
	img16.src = "images/solar.jpg";
		img17.src = "images/blue.jpg";
		img18.src = "images/otherblue.jpg";
			img19.src = "images/griddy.jpg";
			img20.src = "images/hutch.jpg";
			img21.src = "images/prodi.jpg";
			img22.src = "images/pair.jpg";
			img23.src = "images/next.gif";
				img24.src = "images/three.gif";
				img25.src = "down.gif";
   
}