// File JScript
var gblPhotoShufflerDivId = "fotoHome";
        var gblPhotoShufflerImgId = "photoimg";
        var gblImg = new Array(
					    "../image/home/7.jpg",
					    "../image/home/3.jpg",
					    "../image/home/4.jpg",
						"../image/home/5.jpg",
					    
					    "../image/home/1.jpg");
        var gblPauseSeconds = 2.50;
        var gblFadeSeconds = 2.50;
        var gblRotations = 100;

        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;
        }