slideShowURL = 'SlideShow_assets/SlideShow.html';       // parameter from openSlideShowWindow.js
slideShowNS4URL = 'SlideShow_assets/SlideShowNS4.html'; // parameter from openSlideShowWindow.js

slides = new Array();
slides[0] = new Slide('../gallery_files/P1010415.jpg', '800', '600', '');
slides[1] = new Slide('../gallery_files/DSC00233.jpg', '600', '800', '');
slides[2] = new Slide('../gallery_files/P1010417.jpg', '800', '600', '');
slides[3] = new Slide('../gallery_files/IMG_0169.jpg', '600', '800', '');
slides[4] = new Slide('../gallery_files/P1010455.jpg', '800', '600', '');
slides[5] = new Slide('../gallery_files/Choc Star got chocolate.jpg', '800', '800', '');
slides[6] = new Slide('../gallery_files/P1010438.jpg', '800', '600', '');
slides[7] = new Slide('../gallery_files/P1010439.jpg', '800', '600', '');
slides[8] = new Slide('../gallery_files/P1010391.jpg', '800', '600', '');
slides[9] = new Slide('../gallery_files/P1010397_2.jpg', '800', '600', '');
slides[10] = new Slide('../gallery_files/IMG_0137.jpg', '600', '800', '');
slides[11] = new Slide('../gallery_files/P1010402_2.jpg', '800', '600', '');
slides[12] = new Slide('../gallery_files/P1010378_2.jpg', '800', '600', '');
slides[13] = new Slide('../gallery_files/DSC00182.jpg', '600', '800', '');
slides[14] = new Slide('../gallery_files/DSC00198.jpg', '600', '800', '');
slides[15] = new Slide('../gallery_files/P1010398.jpg', '800', '600', '');
slides[16] = new Slide('../gallery_files/DSC00221.jpg', '600', '800', '');
slides[17] = new Slide('../gallery_files/DSC00224.jpg', '600', '800', '');
slides[18] = new Slide('../gallery_files/DSC00228.jpg', '600', '800', '');
slides[19] = new Slide('../gallery_files/DSC00229.jpg', '800', '600', '');
slides[20] = new Slide('../gallery_files/P1010006.jpg', '800', '600', '');
isPureISOLatin1 = true;
contentEncodingConstant = 4;
feedbackURL = "TODO";
showFeedbackButton = false;
feedbackEnabled = true;

var windowsInternetExplorer = false;
var browserVersion = 0;
function detectBrowser()
{
    windowsInternetExplorer = false;
    var appVersion = navigator.appVersion;
    if ((appVersion.indexOf("MSIE") != -1) &&
        (appVersion.indexOf("Macintosh") == -1))
    {
        var temp = appVersion.split("MSIE");
        browserVersion = parseFloat(temp[1]);
        windowsInternetExplorer = true;
    }
}

function onPageLoad()
{
    detectBrowser();
    fixupIEPNG("id1", "gallery_files/transparent.gif");
    fixupIEPNG("id2", "gallery_files/transparent.gif");
    fixupIEPNG("id3", "gallery_files/transparent.gif");
    fixupIEPNG("id4", "gallery_files/transparent.gif");
    fixupIEPNG("id5", "gallery_files/transparent.gif");
    fixupIEPNG("id6", "gallery_files/transparent.gif");
    fixupIEPNG("id7", "gallery_files/transparent.gif");
    fixupIEPNG("id8", "gallery_files/transparent.gif");
    fixupIEPNG("id9", "gallery_files/transparent.gif");
    fixupIEPNG("id10", "gallery_files/transparent.gif");
    fixupIEPNG("id11", "gallery_files/transparent.gif");
    return true;
}

var smallTransparentGif = "";
function fixupIEPNG(strImageID, transparentGif) 
{
    smallTransparentGif = transparentGif;
    if (windowsInternetExplorer && (browserVersion < 7))
    {
        var img = document.getElementById(strImageID);
        if (img)
        {
            var src = img.src;
            img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
            img.src = transparentGif;
            img.attachEvent("onpropertychange", imgPropertyChanged);
        }
    }
}

var inImgPropertyChanged = false;
function imgPropertyChanged()
{
    if ((window.event.propertyName == "src") && (! inImgPropertyChanged))
    {
        inImgPropertyChanged = true;
        var el = window.event.srcElement;
        if (el.src != smallTransparentGif)
        {
            el.filters.item(0).src = el.src;
            el.src = smallTransparentGif;
        }
        inImgPropertyChanged = false;
    }
}