function nmoderation_moderation_form_submit($form_id, $form_values) {
  global $user;
  $content_type = $form_values['content_type'];
  $content_id = $form_values['content_id'];
  $value = $form_values['value'];
  $vote_id = $form_values['vote_id'];

  if ($vote_id) {
    // There's already a vote, we're editing.
    $vote = db_fetch_object(db_query("SELECT * FROM {votingapi_vote} WHERE vote_id=%d", $vote_id));
    if ($vote->uid != $user->uid) {
      $account = user_load(array('uid' => $vote->uid));
    }
    else {
      $account = $user;
    }
  }

  // Use the existing types, or the defaults if there was no original vote.
  $vote->tag = $vote->tag ? $vote->tag : NMODERATION_TAG;
  $vote->value_type = $vote->value_type ? $vote->value_type : NMODERATION_VOTE_TYPE;
  $vote->value = $value;

  votingapi_set_vote($content_type, $content_id, $vote, $account);
  nmoderation_set_promote($content_id, $content_type);

  if ($vote_id) {
    drupal_set_message(t('Vote edited.'));
  }
  else {
    drupal_set_message(t('Vote added.'));
  }
}