IMpreload('Images', 'shapeimage_15', '0');

function IMpreload(path, name, areaIndex)
{
    var rolloverName = name+'_rollover_'+areaIndex;
    var rolloverPath = path+'/'+rolloverName+'.gif';
    self[rolloverName] = new Image();
    self[rolloverName].src = rolloverPath;

    var linkName = name+'_link_'+areaIndex;
    var linkPath = path+'/'+linkName+'.gif';
    self[linkName] = new Image();
    self[linkName].src = linkPath;
    return true;
}

function IMmouseover(name, areaIndex)
{
    var rolloverName = name+'_rollover_'+areaIndex;
    var linkName = name+'_link_'+areaIndex;
    var img  = document.getElementById(linkName);
    if (img)
    {
        img.src = self[rolloverName].src;
    }
    return true;
}

function IMmouseout(name, areaIndex)
{
    var linkName = name+'_link_'+areaIndex;
    var img  = document.getElementById(linkName);
    if (img)
    {
        img.src = self[linkName].src;
    }
    return 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;
    }
}

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;
    }
}