add_block(new Block("Downtime",
			"DOWNTIME MODE IS ON!", "left", 0));
	}
	/**
	 * Display $message and exit
	 */
	public function display_message($message) {
		global $config;
		$theme_name = $config->get_string('theme');
		$data_href = get_base_href();
		$login_link = make_link("user_admin/login");
		header("HTTP/1.0 503 Service Temporarily Unavailable");
		print <<
	
		Downtime
		
	
	
		
			Down for Maintenance
			
				$message
			
			Admin Login