var slideshowURL;
var slideshowWindowWidth = "0";
var slideshowWindowHeight = "0";

function initSlideshow(url, landscapeLongestDimension, portraitLongestDimension)
{
    slideshowURL = url;
    slideshowWindowWidth = parseInt(landscapeLongestDimension)+200;
    slideshowWindowHeight = parseInt(portraitLongestDimension)+250;
}
initSlideshow('Roma_files/slideshow.html', '800', '800');

function adjustPositioningIfWrongSize(idOfElement, shrinkPadding, shrink)
{
    var oTextBoxOuterDiv;
    var oTextBoxMiddleDiv;
    var oTextBoxInnerDiv;
    var oTextBoxAlternateImage;
    var oImg;
    var adjustPositioning = false;
    var adjustmentPixels = 0;
    var oTextBoxOuterDiv = document.getElementById(idOfElement);
    if (oTextBoxOuterDiv)
    {
        oTextBoxMiddleDiv = getChildOfType(oTextBoxOuterDiv, "DIV", 0);
        if (oTextBoxMiddleDiv)
        {
            oTextBoxInnerDiv = getChildOfType(oTextBoxMiddleDiv, "DIV", 0);
            if (oTextBoxInnerDiv)
            {
                var oCachedHeight;
                if (windowsInternetExplorer)
                {
                    oCachedHeight = oTextBoxInnerDiv.style.height;
                    oTextBoxInnerDiv.style.height = "100px";
                }
                var clientHeight = oTextBoxInnerDiv.clientHeight;
                var specifiedHeight = clientHeight;
                if (oTextBoxMiddleDiv.style.height != "")
                {
                    specifiedHeight = parseFloat(oTextBoxMiddleDiv.style.height);
                }
                else if (oTextBoxOuterDiv.style.height != "")
                {
                    specifiedHeight = parseFloat(oTextBoxOuterDiv.style.height);
                }
                if ((windowsInternetExplorer) && (clientHeight == 100))
                {
                    clientHeight = specifiedHeight;
                }
                if (clientHeight > specifiedHeight || 
                    specifiedHeight > clientHeight + shrinkPadding )
                {
                    adjustPositioning = true;
                    adjustmentPixels = clientHeight - specifiedHeight;
                    if (specifiedHeight > clientHeight)
                    {
                      if (! shrink)
                      {
                          adjustPositioning = false;
                      }
                      else
                      {
                          adjustmentPixels += shrinkPadding;
                      }
                      
                    }
                }
                if (windowsInternetExplorer)
                {
                    oTextBoxInnerDiv.style.height = oCachedHeight;
                }
            }
        }
    }
    
    if (adjustPositioning)
    {
        var currentOuterHeight = parseInt(oTextBoxOuterDiv.style.height);
        var newOuterHeight = currentOuterHeight + adjustmentPixels;
        if( newOuterHeight <= 0 )        {            newOuterHeight = 1;        }        oTextBoxOuterDiv.style.height = "" + newOuterHeight + "px";

        oFooterLayer = document.getElementById("footer_layer");
        if (oFooterLayer)
        {
            var currentYPos = parseInt(oFooterLayer.style.top);
            var newYPos = currentYPos + adjustmentPixels;
            oFooterLayer.style.top = "" + newYPos + "px";
        }

        oBodyLayer = document.getElementById("body_layer");
        if (oBodyLayer)
        {
            var currentBodyLayerHeight = parseInt(oBodyLayer.style.height);
            var newBodyLayerHeight = currentBodyLayerHeight + adjustmentPixels;
            oBodyLayer.style.height = "" + newBodyLayerHeight + "px";
        }

        oBodyContentDiv = document.getElementById("bodyContent");
        if (oBodyContentDiv)
        {
            var currentBodyContentHeight = parseInt(oBodyContentDiv.style.height);
            var newBodyContentHeight = currentBodyContentHeight + adjustmentPixels;
            oBodyContentDiv.style.height = "" + newBodyContentHeight + "px";
        }

        oNavLayer = document.getElementById("nav_layer");
        if(oNavLayer)
        {
            var currentNavLayerHeight = parseInt(oNavLayer.style.height);
            var diff = currentNavLayerHeight - currentBodyContentHeight;
            if ((diff > -10) && (diff < 10))
            {
                var newNavLayerHeight = currentNavLayerHeight + adjustmentPixels;
                oNavLayer.style.height = "" + newNavLayerHeight + "px";

                oNavBG = getChildOfType(oNavLayer, "DIV", 0);
                if (oNavBG)
                {
                    var currentNavBGHeight = parseInt(oNavBG.style.height);
                    var newNavBGHeight = currentNavBGHeight + adjustmentPixels;
                    oNavBG.style.height = "" + newNavBGHeight + "px";
                }
            }
        }

    }
}
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 = "";
        }
    }
}

function getChildOfType(oParent, sNodeName, requestedIndex)
{
    var index = 0;
    for (i = 0; i < oParent.childNodes.length; i++)
    {
        if (oParent.childNodes[i].nodeName == sNodeName)
        {
            if (index == requestedIndex)
            {
                return oParent.childNodes[i];
            }
            else
            {
                index++;
            }
        }
    }
    return null;
}

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;
}

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 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 startSlideshow(index)
{
    var url = slideshowURL;
    var options = 'menubar=no,' + 
                  'width='+slideshowWindowWidth+',' + 
                  'height='+slideshowWindowHeight;
    var slideIndexParameter = ((index < 0) ? '' : '?slideIndex='+index);
    window.open(url+slideIndexParameter, 'slideshowWindow', options);
}
function onPageLoad()
{
    detectBrowser();
    fixupIEPNGBG("id1");
    fixupIEPNGBG("id2");
    fixupIEPNGBG("id3");
    fixupIEPNGBG("id4");
    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");
    fixupIEPNG("id5", "Roma_files/transparent.gif");
    fixupIEPNG("id6", "Roma_files/transparent.gif");
    fixupIEPNG("id7", "Roma_files/transparent.gif");
    adjustPositioningIfWrongSize("id8", 50, 1);
    fixupIEPNG("id9", "Roma_files/transparent.gif");
    fixupIEPNGBG("id10");
    fixupIEPNGBG("id11");
    fixupIEPNGBG("id12");
    fixupIEPNGBG("id13");
    fixupIEPNGBG("id14");
    fixupIEPNGBG("id15");
    fixupIEPNGBG("id16");
    fixupIEPNGBG("id17");
    fixupIEPNGBG("id18");
    fixupIEPNGBG("id19");
    fixupIEPNGBG("id20");
    fixupIEPNGBG("id21");
    fixupIEPNGBG("id22");
    fixupIEPNGBG("id23");
    fixupIEPNGBG("id24");
    fixupIEPNGBG("id25");
    fixupIEPNGBG("id26");
    fixupIEPNGBG("id27");
    fixupIEPNGBG("id28");
    fixupIEPNGBG("id29");
    fixupIEPNGBG("id30");
    fixupIEPNGBG("id31");
    fixupIEPNGBG("id32");
    fixupIEPNGBG("id33");
    fixupIEPNGBG("id34");
    fixupIEPNGBG("id35");
    fixupIEPNGBG("id36");
    fixupIEPNGBG("id37");
    fixupIEPNGBG("id38");
    fixupIEPNGBG("id39");
    fixupIEPNGBG("id40");
    fixupIEPNGBG("id41");
    fixupIEPNGBG("id42");
    fixupIEPNGBG("id43");
    fixupIEPNGBG("id44");
    fixupIEPNGBG("id45");
    fixupIEPNGBG("id46");
    fixupIEPNGBG("id47");
    fixupIEPNGBG("id48");
    fixupIEPNGBG("id49");
    fixupIEPNGBG("id50");
    fixupIEPNGBG("id51");
    fixupIEPNGBG("id52");
    fixupIEPNGBG("id53");
    fixupIEPNGBG("id54");
    fixupIEPNGBG("id55");
    fixupIEPNGBG("id56");
    fixupIEPNGBG("id57");
    fixupIEPNGBG("id58");
    fixupIEPNGBG("id59");
    fixupIEPNGBG("id60");
    fixupIEPNGBG("id61");
    fixupIEPNGBG("id62");
    fixupIEPNGBG("id63");
    fixupIEPNGBG("id64");
    fixupIEPNGBG("id65");
    fixupIEPNGBG("id66");
    fixupIEPNGBG("id67");
    fixupIEPNGBG("id68");
    fixupIEPNGBG("id69");
    fixupIEPNGBG("id70");
    fixupIEPNGBG("id71");
    fixupIEPNGBG("id72");
    fixupIEPNGBG("id73");
    fixupIEPNGBG("id74");
    fixupIEPNGBG("id75");
    fixupIEPNGBG("id76");
    fixupIEPNGBG("id77");
    fixupIEPNGBG("id78");
    fixupIEPNGBG("id79");
    fixupIEPNGBG("id80");
    fixupIEPNGBG("id81");
    contentImage0 = new Image();
    contentImage0.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_111603.jpg';
    contentImage1 = new Image();
    contentImage1.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_111618.jpg';
    contentImage2 = new Image();
    contentImage2.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_115912.jpg';
    contentImage3 = new Image();
    contentImage3.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_120245.jpg';
    contentImage4 = new Image();
    contentImage4.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_122054.jpg';
    contentImage5 = new Image();
    contentImage5.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_122526.jpg';
    contentImage6 = new Image();
    contentImage6.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_124828.jpg';
    contentImage7 = new Image();
    contentImage7.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_131719.jpg';
    contentImage8 = new Image();
    contentImage8.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_134410.jpg';
    contentImage9 = new Image();
    contentImage9.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_135719.jpg';
    contentImage10 = new Image();
    contentImage10.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_140957.jpg';
    contentImage11 = new Image();
    contentImage11.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_141358.jpg';
    contentImage12 = new Image();
    contentImage12.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_141504.jpg';
    contentImage13 = new Image();
    contentImage13.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_142216.jpg';
    contentImage14 = new Image();
    contentImage14.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_142523.jpg';
    contentImage15 = new Image();
    contentImage15.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_142945.jpg';
    contentImage16 = new Image();
    contentImage16.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_162138.jpg';
    contentImage17 = new Image();
    contentImage17.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_172511.jpg';
    contentImage18 = new Image();
    contentImage18.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_172742.jpg';
    contentImage19 = new Image();
    contentImage19.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_175743.jpg';
    contentImage20 = new Image();
    contentImage20.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_180640.jpg';
    contentImage21 = new Image();
    contentImage21.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_181649.jpg';
    contentImage22 = new Image();
    contentImage22.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_182454.jpg';
    contentImage23 = new Image();
    contentImage23.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_184831.jpg';
    contentImage24 = new Image();
    contentImage24.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_185118.jpg';
    contentImage25 = new Image();
    contentImage25.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_190326.jpg';
    contentImage26 = new Image();
    contentImage26.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_190825.jpg';
    contentImage27 = new Image();
    contentImage27.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_200755.jpg';
    contentImage28 = new Image();
    contentImage28.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_202513.jpg';
    contentImage29 = new Image();
    contentImage29.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_204127.jpg';
    contentImage30 = new Image();
    contentImage30.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_212712.jpg';
    contentImage31 = new Image();
    contentImage31.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_213943.jpg';
    contentImage32 = new Image();
    contentImage32.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060217_231945.jpg';
    contentImage33 = new Image();
    contentImage33.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060218_002810.jpg';
    contentImage34 = new Image();
    contentImage34.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060218_003511.jpg';
    contentImage35 = new Image();
    contentImage35.src = 'http://web.mac.com/billymanning/iWeb/Italia/Roma_files/Life060218_081046.jpg';
    fixupIEPNG("id82", "Roma_files/transparent.gif");
    fixupIEPNG("id83", "Roma_files/transparent.gif");
    fixupIEPNG("id84", "Roma_files/transparent.gif");
    fixupIEPNG("id85", "Roma_files/transparent.gif");
    return true;
}