function swapImage(name,image)
{
    if (document.images)
    {
        document.images[name].src = image;
    }
}

function CacheImage(imgName)
{
    if (document.images)
    {
        var img = new Image();
        img.src = imgName;
    }
}

function OpenNewWindow(newURL) 
{
    window.open(newURL)
}