public function outputXML ()
	{
		
		// Create DOMDocument
		
		$doc	= new \DOMDocument ('1.0', 'UTF-8');
		
		// Generate XML
		
		$xml	= $this->generateXML ($doc);
		
		// Append XML
		
		$doc->appendChild ($xml);
		
		// Return XML
		
		return $doc->saveXML ();
		
	}