public function incl($file_name){
		if ( $this->exists() ){
			$d = dirname($this->file).'/';
			if ( substr($file_name, -4) !== '.php' ){
				$file_name .= '.php';
			}
			if ( (strpos($file_name, '..') === false) && file_exists($d.$file_name) ){
				$bbn_path = $d.$file_name;
				$ctrl =& $this;
				unset($d, $file_name);
				include($bbn_path);
			}
		}
		return $this;
	}