public NodeList getElementsByTagName(String arg0) {  return null;
public NodeList getElementsByTagName(String name) { NodeListImpl nl = new NodeListImpl(); int nodeNr = 1; for(int i = 1; i < size; i++) { if (nodeKind[i] == Node.ELEMENT_NODE) { QName qn = (QName) namePool.get(nodeName[i]); if(qn.toString().equals(name)) nl.add(getNode(i)); } } return nl;
    public NodeList getElementsByTagName(String arg0) {        // TODO Auto-generated method stub        return null;    }