private static function loadAdapterClass($adapter)
	{
		$class = ucwords($adapter) . 'Adapter';
		$fqclass = 'ActiveRecord\\' . $class;
		$source = __DIR__ . "/Adapters/$class.php";

		if (!file_exists($source))
			throw new DatabaseException("$fqclass not found!");

		require_once($source);
		return $fqclass;
	}