public function bury($id, $pri) {
		$this->_write(sprintf('bury %d %d', $id, $pri));
		$status = $this->_read();

		switch ($status) {
			case 'BURIED':
				return true;
			case 'NOT_FOUND':
			default:
				$this->_error($status);
				return false;
		}
	}