function showD2PToolbar()
{
    document.write('<script id="d2ptb_util" type="text/javascript" src="http://www.heydouga.com/d2ptoolbar/util_ecp.js?login=http://members.kokan-hakusho.com/index.html&logout=http://www.kokan-hakusho.com/logout.php&join=http://www.kokan-hakusho.com/join.html"></script>');
}