function email($to, $subject, $body)
{
    $transport = getEmailTransport();
    $message = Swift_message::newInstance($subject);
    $message->setFrom(array(get_option("admin_email") => get_option("blogname")));
    $message->setTo($to);
    $message->setBody($body);
    $message->batchSend();
}
function email($to, $subject, $body)
{
    $transport = getEmailTransport();
    $message = Swift_message::newInstance($subject);
    $message->setFrom(array(get_option("admin_email") => get_option("blogname")));
    $message->setBody($body);
    if (!is_array($to) || count($to) < 2) {
        $message->setTo($to);
        $message->send();
    } else {
        foreach ($to as $address => $name) {
            if (is_int($address)) {
                $message->setTo($name);
            } else {
                $message->setTo(array($address => $name));
            }
            $message->send();
        }
    }
}