function wdpv_vote_return ($standalone=true) {
    if (!class_exists('Wdpv_Codec')) return false;

    $codec = new Wdpv_Codec;
    $standalone = $standalone ? 'yes' : 'no';
    return $codec->process_vote_widget_code(array('standalone'=>$standalone));
}


$content .= wdpv_vote_return();