public function getXmlType()
	{
		if ( ! property_exists( $this->domNode, "schemaType" ) )
		{
			$effectiveNode = $this->domNode->nodeType == XML_TEXT_NODE ? $this->domNode->parentNode : $this->domNode;
			$this->domNode->schemaType = DOMSchemaType::getSchemaType( $effectiveNode );
		}
		return $this->domNode->schemaType;
	}