elem = (Element) nod;
QName el = new QName(elem.getNamespaceURI(), elem.getLocalName());
if (el.equals(COMPUTED_KEY)) {
ckey = new ComputedKey(elem);
//TODO: proofTok.s
Node val = elem.getChildNodes().item(0);
if (val.getNodeType() == Node.TEXT_NODE) {
ckey.setComputedKeyValue(val.getNodeValue());
} else {