code: public static XMLBuilder create(String name, String namespaceURI)
          throws ParserConfigurationException, FactoryConfigurationError
      {
          return create(name, namespaceURI, false, true);
      }
docs: Construct a builder for new XML document with a default namespace.
  The document will be created with the given root element, and the builder
  returned by this method will serve as the starting-point for any further
  document additions.
  
  @param name
  the name of the document's root element.
  @param namespaceURI
  default namespace URI for document, ignored if null or empty.
  
  @return
  a builder node that can be used to add more nodes to the XML document.
  
  @throws FactoryConfigurationError
  @throws ParserConfigurationException