public function getDefaultTheme($type='public') 
	{
		$theme = OmmuThemes::model()->find(array(
			'select'    => 'folder',
			'condition' => 'group_page = :group AND default_theme = :default',
			'params'    => array(
				':group' => $type,
				':default' => '1',
			),
		));

		if($theme !== null)
			return $theme->folder;
		else
			return null;
	}