public Node insertBefore(Node a, Node b) {throw new DTMException(NOT_SUPPORTED_ERR);}
public Node replaceChild(Node a, Node b) {throw new DTMException(NOT_SUPPORTED_ERR);}
public Node appendChild(Node a) {throw new DTMException(NOT_SUPPORTED_ERR);}
public Node removeChild(Node a) {throw new DTMException(NOT_SUPPORTED_ERR);}
public Document getOwnerDocument() {return pseudoparent.getOwnerDocument();}
public Node cloneNode(boolean deep) {throw new DTMException(NOT_SUPPORTED_ERR);}