void CreateDOMDocument::TreeWalker(DOMElement* rootElem, DOMDocument* doc) {

    DOMNodeIterator iterator = doc.createNodeIterator(rootElem, DOMNodeFilter::SHOW_TEXT, NULL, true);
    // use the tree walker to print out the text nodes.
    for (current = iterator.nextNode(); current != 0; current = iterator.nextNode() ){
        // note: this leaks memory!
        std::cout << current.getNodeValue().transcode();
    }
    std::cout << std::endl;
    return;
}