. specify id= in both
// * set background-repeat:no-repeat in CSS for the div
// * The first and final photo displayed is in the html
![]()
tag
// * The array contains paths to photos you want in the rotation.
// If you want the first photo in the rotation, then it's best to
// put it as the final array image. All photos must be same dimension
// * The rotations variable specifies how many times to repeat array.
// images. zero is a valid rotation value.
var gblPhotoShufflerDivId = "photodiv";
var gblPhotoShufflerImgId = "photoimg";
var gblImg = new Array(
"http://www.silts.ca/trailshow/a02.jpg",
"http://www.silts.ca/trailshow/a03.jpg",
"http://www.silts.ca/trailshow/a04.jpg",
"http://www.silts.ca/trailshow/a05.jpg",
"http://www.silts.ca/trailshow/a06.jpg",
"http://www.silts.ca/trailshow/a07.jpg",
"http://www.silts.ca/trailshow/a08.jpg",
"http://www.silts.ca/trailshow/a09.jpg",
"http://www.silts.ca/trailshow/a10.jpg",
"http://www.silts.ca/trailshow/a11.jpg",
"http://www.silts.ca/trailshow/a12.jpg",
"http://www.silts.ca/trailshow/a13.jpg",
"http://www.silts.ca/trailshow/a14.jpg",
"http://www.silts.ca/trailshow/a15.jpg",
"http://www.silts.ca/trailshow/a16.jpg",
"http://www.silts.ca/trailshow/a17.jpg",
"http://www.silts.ca/trailshow/a18.jpg",
"http://www.silts.ca/trailshow/a19.jpg",
"http://www.silts.ca/trailshow/a20.jpg",
"http://www.silts.ca/trailshow/a21.jpg",
"http://www.silts.ca/trailshow/b01.jpg",
"http://www.silts.ca/trailshow/b02.jpg",
"http://www.silts.ca/trailshow/b03.jpg",
"http://www.silts.ca/trailshow/b04.jpg",
"http://www.silts.ca/trailshow/b05.jpg",
"http://www.silts.ca/trailshow/b06.jpg",
"http://www.silts.ca/trailshow/b07.jpg",
"http://www.silts.ca/trailshow/b08.jpg",
"http://www.silts.ca/trailshow/b09.jpg",
"http://www.silts.ca/trailshow/b10.jpg",
"http://www.silts.ca/trailshow/b11.jpg",
"http://www.silts.ca/trailshow/b12.jpg",
"http://www.silts.ca/trailshow/b13.jpg",
"http://www.silts.ca/trailshow/b14.jpg",
"http://www.silts.ca/trailshow/b15.jpg",
"http://www.silts.ca/trailshow/b16.jpg",
"http://www.silts.ca/trailshow/b17.jpg",
"http://www.silts.ca/trailshow/b18.jpg",
"http://www.silts.ca/trailshow/c01.jpg",
"http://www.silts.ca/trailshow/c02.jpg",
"http://www.silts.ca/trailshow/c03.jpg",
"http://www.silts.ca/trailshow/c04.jpg",
"http://www.silts.ca/trailshow/c05.jpg",
"http://www.silts.ca/trailshow/c06.jpg",
"http://www.silts.ca/trailshow/c07.jpg",
"http://www.silts.ca/trailshow/c08.jpg",
"http://www.silts.ca/trailshow/c09.jpg",
"http://www.silts.ca/trailshow/c10.jpg",
"http://www.silts.ca/trailshow/c11.jpg",
"http://www.silts.ca/trailshow/c12.jpg",
"http://www.silts.ca/trailshow/c13.jpg",
"http://www.silts.ca/trailshow/c14.jpg",
"http://www.silts.ca/trailshow/c15.jpg",
"http://www.silts.ca/trailshow/c16.jpg",
"http://www.silts.ca/trailshow/c17.jpg",
"http://www.silts.ca/trailshow/c18.jpg",
"http://www.silts.ca/trailshow/c19.jpg",
"http://www.silts.ca/trailshow/c20.jpg",
"http://www.silts.ca/trailshow/c21.jpg",
"http://www.silts.ca/trailshow/c22.jpg",
"http://www.silts.ca/trailshow/c23.jpg",
"http://www.silts.ca/trailshow/d16.jpg",
"http://www.silts.ca/trailshow/d17.jpg",
"http://www.silts.ca/trailshow/d15.jpg",
"http://www.silts.ca/trailshow/d14.jpg",
"http://www.silts.ca/trailshow/d13.jpg",
"http://www.silts.ca/trailshow/d12.jpg",
"http://www.silts.ca/trailshow/d11.jpg",
"http://www.silts.ca/trailshow/d10.jpg",
"http://www.silts.ca/trailshow/d09.jpg",
"http://www.silts.ca/trailshow/d08.jpg",
"http://www.silts.ca/trailshow/d07.jpg",
"http://www.silts.ca/trailshow/d06.jpg",
"http://www.silts.ca/trailshow/d05.jpg",
"http://www.silts.ca/trailshow/d04.jpg",
"http://www.silts.ca/trailshow/d03.jpg",
"http://www.silts.ca/trailshow/d02.jpg",
"http://www.silts.ca/trailshow/d01.jpg",
"http://www.silts.ca/trailshow/e01.jpg",
"http://www.silts.ca/trailshow/e02.jpg",
"http://www.silts.ca/trailshow/e03.jpg",
"http://www.silts.ca/trailshow/e04.jpg",
"http://www.silts.ca/trailshow/e05.jpg",
"http://www.silts.ca/trailshow/e06.jpg",
"http://www.silts.ca/trailshow/e07.jpg",
"http://www.silts.ca/trailshow/e08.jpg",
"http://www.silts.ca/trailshow/e09.jpg",
"http://www.silts.ca/trailshow/e10.jpg",
"http://www.silts.ca/trailshow/e11.jpg",
"http://www.silts.ca/trailshow/f01.jpg",
"http://www.silts.ca/trailshow/f02.jpg",
"http://www.silts.ca/trailshow/f03.jpg",
"http://www.silts.ca/trailshow/f04.jpg",
"http://www.silts.ca/trailshow/f05.jpg",
"http://www.silts.ca/trailshow/f06.jpg",
"http://www.silts.ca/trailshow/f07.jpg",
"http://www.silts.ca/trailshow/f08.jpg",
"http://www.silts.ca/trailshow/f09.jpg",
"http://www.silts.ca/trailshow/g19.jpg",
"http://www.silts.ca/trailshow/g20.jpg",
"http://www.silts.ca/trailshow/g21.jpg",
"http://www.silts.ca/trailshow/g22.jpg",
"http://www.silts.ca/trailshow/g01.jpg",
"http://www.silts.ca/trailshow/g02.jpg",
"http://www.silts.ca/trailshow/g03.jpg",
"http://www.silts.ca/trailshow/g04.jpg",
"http://www.silts.ca/trailshow/g05.jpg",
"http://www.silts.ca/trailshow/g06.jpg",
"http://www.silts.ca/trailshow/g07.jpg",
"http://www.silts.ca/trailshow/g08.jpg",
"http://www.silts.ca/trailshow/g09.jpg",
"http://www.silts.ca/trailshow/g10.jpg",
"http://www.silts.ca/trailshow/g11.jpg",
"http://www.silts.ca/trailshow/g12.jpg",
"http://www.silts.ca/trailshow/g13.jpg",
"http://www.silts.ca/trailshow/g14.jpg",
"http://www.silts.ca/trailshow/g15.jpg",
"http://www.silts.ca/trailshow/g16.jpg",
"http://www.silts.ca/trailshow/g17.jpg",
"http://www.silts.ca/trailshow/g18.jpg",
"http://www.silts.ca/trailshow/h01.jpg",
"http://www.silts.ca/trailshow/h02.jpg",
"http://www.silts.ca/trailshow/h03.jpg",
"http://www.silts.ca/trailshow/i01.jpg",
"http://www.silts.ca/trailshow/i02.jpg",
"http://www.silts.ca/trailshow/i03.jpg",
"http://www.silts.ca/trailshow/i04.jpg",
"http://www.silts.ca/trailshow/i05.jpg",
"http://www.silts.ca/trailshow/i06.jpg",
"http://www.silts.ca/trailshow/i07.jpg",
"http://www.silts.ca/trailshow/i08.jpg",
"http://www.silts.ca/trailshow/i09.jpg",
"http://www.silts.ca/trailshow/a01.jpg"
);
var gblPauseSeconds = 4;
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;
}