Schedules Facebook wall message for delivery.

    :param str message: text or URL to publish.
    :param User sender: User model heir instance
    :param int priority: number describing message priority. If set overrides priority provided with message type.

def schedule_facebook_message(message, sender=None, priority=None):
    """Schedules Facebook wall message for delivery.

    :param str message: text or URL to publish.
    :param User sender: User model heir instance
    :param int priority: number describing message priority. If set overrides priority provided with message type.
    """
    schedule_messages(message, recipients('fb', ''), sender=sender, priority=priority)