public function add($typeName, $args)
	{
		// set default
		$args = array_merge_recursive(array(
			'public' => true,
			'supports' => array(
				'title',
				'editor',
				'thumbnail',
				'revisions',
			),
			'has_archive' => true,
		), $args);

		$this->posttypes[$typeName] = $args;

		return true;
	}