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

slides = new Array();
slides[0] = new Slide('../Sculpture_files/turtle.jpg', '300', '300', 'turtle');
slides[1] = new Slide('../Sculpture_files/patches.jpg', '200', '150', 'kitty');
slides[2] = new Slide('../Sculpture_files/sushi.jpg', '170', '200', 'plate of sushi');
slides[3] = new Slide('../Sculpture_files/fishkit.jpg', '181', '241', 'fish');
slides[4] = new Slide('../Sculpture_files/penguin.jpg', '194', '200', 'penguin family');
slides[5] = new Slide('../Sculpture_files/dragon.jpg', '217', '200', 'ferocious paper dragon');
slides[6] = new Slide('../Sculpture_files/nessie.jpg', '184', '225', 'fearsome paper sea monster');
slides[7] = new Slide('../Sculpture_files/wiz.jpg', '305', '225', 'wizard');
slides[8] = new Slide('../Sculpture_files/trainkit.jpg', '180', '240', 'locomotive');
isPureISOLatin1 = true;
contentEncodingConstant = 4;
feedbackURL = "TODO";
showFeedbackButton = false;
feedbackEnabled = true;

function onPageLoad()
{
    detectBrowser();
    fixupIEPNGBG("id1");
    fixupIEPNGBG("id2");
    fixupIEPNGBG("id3");
    fixupIEPNGBG("id4");
    fixupIEPNGBG("id5");
    fixupIEPNGBG("id6");
    fixupIEPNGBG("navbar_0_normal");
    fixupIEPNGBG("navbar_0_rollover");
    fixupIEPNGBG("navbar_1_normal");
    fixupIEPNGBG("navbar_1_rollover");
    fixupIEPNGBG("navbar_2_normal");
    fixupIEPNGBG("navbar_2_rollover");
    fixupIEPNGBG("navbar_3_normal");
    fixupIEPNGBG("navbar_3_rollover");
    fixupIEPNGBG("navbar_4_normal");
    fixupIEPNGBG("navbar_4_rollover");
    fixupIEPNGBG("navbar_5_normal");
    fixupIEPNGBG("navbar_5_rollover");
    fixupIEPNGBG("navbar_6_normal");
    fixupIEPNGBG("navbar_6_rollover");
    fixupIEPNGBG("navbar_7_normal");
    fixupIEPNGBG("navbar_7_rollover");
    fixupIEPNG("id7", "Sculpture_files/transparent.gif");
    fixupIEPNG("id8", "Sculpture_files/transparent.gif");
    fixupIEPNG("id9", "Sculpture_files/transparent.gif");
    fixupIEPNG("id10", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id11");
    fixupIEPNG("id12", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id13");
    fixupIEPNG("id14", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id15");
    fixupIEPNG("id16", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id17");
    fixupIEPNG("id18", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id19");
    fixupIEPNG("id20", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id21");
    fixupIEPNG("id22", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id23");
    fixupIEPNG("id24", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id25");
    fixupIEPNG("id26", "Sculpture_files/transparent.gif");
    fixupIEPNGBG("id27");
    fixupIEPNG("id28", "Sculpture_files/transparent.gif");
    return true;
}

function NBmouseout(index)
{
    var normal = document.getElementById("navbar_"+index+"_normal");
    var rollover = document.getElementById("navbar_"+index+"_rollover");
    if (normal && rollover)
    {
        normal.style.visibility = "visible";
        rollover.style.visibility = "hidden";
    }
    return true;
}

var windowsInternetExplorer = false;
function detectBrowser()
{
    windowsInternetExplorer = false;
    var appVersion = navigator.appVersion;
    if ((appVersion.indexOf("MSIE") != -1) &&
        (appVersion.indexOf("Macintosh") == -1))
    {
        windowsInternetExplorer = true;
    }
}

var smallTransparentGif = "";
function fixupIEPNG(strImageID, transparentGif) 
{
    smallTransparentGif = transparentGif;
    if (windowsInternetExplorer)
    {
        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);
        }
    }
}

function fixupIEPNGBG(strImageID) 
{
    if (windowsInternetExplorer)
    {
        var oBlock = document.getElementById(strImageID);
        if (oBlock)
        {
            var currentBGStyle = oBlock.style.background;
            var urlStart = currentBGStyle.indexOf("url(");
            var urlEnd = currentBGStyle.indexOf(")", urlStart);
            var imageURL = currentBGStyle.substring(urlStart + 4, urlEnd);
            var filterStyle =
                "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" +
                imageURL +
                "', sizingMethod='crop');";

            oBlock.style.filter = filterStyle;
            oBlock.style.background = "";
        }
    }
}

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;
    }
}

function NBmouseover(index)
{
    var normal = document.getElementById("navbar_"+index+"_normal");
    var rollover = document.getElementById("navbar_"+index+"_rollover");
    if (normal && rollover)
    {
        normal.style.visibility = "hidden";
        rollover.style.visibility = "visible";
    }
    return true;
}