public function comment_vote_down()
{
// Get the application object.
$app = JFactory::getApplication();
$comment_id = JRequest::getInt("comment_id");
$userId = JFactory::getUser()->get('id');
$votes_down_success = ideary::voteDown($comment_id, $userId);
$votes_down_count = ideary::getVotesDown($comment_id);
$votes_up_count = ideary::getVotesUp($comment_id);
echo json_encode(array('success' => $votes_down_success, 'votes_up_count' => $votes_up_count, 'votes_down_count' => $votes_down_count));
$app->close();
}