IBM The method createDocumentType with valid values for qualifiedName, publicId and systemId should create an empty DocumentType node. Invoke createDocument on this DOMImplementation with a different valid qualifiedNames and a valid publicId and systemId. Check if the the DocumentType node was created with its ownerDocument attribute set to null. Neil Delima 2002-04-24 "_:_" "_:h0" "_:test" "_:_." "_:a-" "l_:_" "ns:_0" "ns:a0" "ns0:test" "ns:EEE." "ns:_-" "a.b:c" "a-b:c.j" "a-b:c"