if (document.images)
    {
    preload_image = new Image();
    img_path = new Array();

    img_path[0] = "http://hagerdesign.net/images/buttons/contact-on.png";
    img_path[1] = "http://hagerdesign.net/images/buttons/home-on.png";
    img_path[2] = "http://hagerdesign.net/images/buttons/portfolio-on.png";
    img_path[3] = "http://hagerdesign.net/images/buttons/press-on.gif";

    for(var i = 0; i<=img_path.length; i++)
    preload_image.src = img_path[i];
    }