function OpenComments (c) {
    window.open(c,
                    'comments',
                    'width=550,height=480,scrollbars=yes,resizable=yes,status=yes');
}

function OpenTrackback (c) {
    window.open(c,
                    'trackback',
                    'width=550,height=480,scrollbars=yes,status=yes');
}