var gblImgRotateDivId = "photodiv";
  var gblImgRotateImgId = "photoimg"; 
  var gblImg = new Array(
    "img/var-unsh.jpg"
    )
  var gblPauseSeconds = 2;
  var gblFadeSeconds = 1;
  var gblRotations = 1;
 
  var gblDeckSize = gblImg.length;
  var gblOpacity = 100;
  var gblOnDeck = 0;
  var gblStartImg;
  var gblImageRotations = gblDeckSize * (gblRotations+1);
  window.onload = ImgRotateLaunch; 
  function ImgRotateLaunch()
  {
  	var theimg = document.getElementById(gblImgRotateImgId);
        gblStartImg = theimg.src;
	document.getElementById(gblImgRotateDivId).style.backgroundImage='url(' + gblImg[gblOnDeck] + ')';
	setTimeout("ImgRotateFade()",gblPauseSeconds*1000);
  }
  function ImgRotateFade()
  {
  	var theimg = document.getElementById(gblImgRotateImgId);
	var fadeDelta = 100 / (30 * gblFadeSeconds);
	if (gblOpacity < 2*fadeDelta ) 
	{
	  gblOpacity = 100;
	  if (gblImageRotations < 1) return;
	  photoRoteter();
      setTimeout("ImgRotateFade()",gblPauseSeconds*1000);
	}
	else
	{
	  gblOpacity -= fadeDelta;
	  setOpacity(theimg,gblOpacity);
	  setTimeout("ImgRotateFade()",30);
	}
  }
  function photoRoteter()
  {
	var thediv = document.getElementById(gblImgRotateDivId);
	var theimg = document.getElementById(gblImgRotateImgId);
	theimg.src = gblImg[gblOnDeck];
	setOpacity(theimg,100);
	gblOnDeck = ++gblOnDeck % gblDeckSize;
	if (--gblImageRotations < 1)
	{
	  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;
}