function open_download(file, width, height)
{
    pagewidth = width + 25;
    pageheight = height + 115;

    if(pagewidth < 200)
        pagewidth = 200;

    if(pageheight < 150)
        pageheight = 150;

    page = "/download.php?file=" + file + "&width=" + width + "&height=" + height;

    args =
        "width=" + pagewidth + ", height=" + pageheight + ", menubar=0, titlebar=0, toolbar=0, scrollbars=1, status=0" +
        "location=0, menubar=0, resizable=1, hotkeys=0";

    window.open(page, "download_viewer", args);
    return false;
}

function open_email(file, width, height)
{
    pagewidth = width + 25;
    pageheight = height + 150;

    if(pagewidth < 200)
        pagewidth = 200;

    if(pageheight < 150)
        pageheight = 150;

    page = "/emailer.php?file=" + file + "&width=" + width + "&height=" + height;

    args =
        "width=" + pagewidth + ", height=" + pageheight + ", menubar=0, titlebar=0, toolbar=0, scrollbars=1, status=0" +
        "location=0, menubar=0, resizable=1, hotkeys=0";

    window.open(page, "email_viewer", args);
    return false;
}