function nmoderation_uservote_delete($vote_id) {
  $form['vote_id'] = array('#type' => 'value', '#value' => $vote_id);
  $output = confirm_form(
    'nmoderation_delete_confirm',
    $form,
    t('Are you sure you want to delete this vote?'),
    $_GET['destination'] ? $_GET['destination'] : 'nmoderation/voted',
    t('This action cannot be undone.'),
    t('Delete Vote'),
    t('Cancel') 
  );
  return $output;
}

function nmoderation_delete_confirm_submit($form_id, $form_values) {
  global $user;
  if ($form_values['confirm']) {
    $sql = 'SELECT * FROM {votingapi_vote} WHERE vote_id = %d';
    $vote = db_fetch_object(db_query($sql, $vote_id));

    if ($user->uid == $vote->uid || user_access('administer node moderation votes')) {
      votingapi_delete_vote($vote);
      votingapi_recalculate_results($vote->content_type, $vote->content_id);

      nmoderation_set_promote($vote->content_id, $vote->content_type);
      
      drupal_set_message(t('Vote deleted.'));
      drupal_goto('nmoderation/voted');
    }
    else {
      drupal_access_denied();
    }
  }
}