}
public void compileNode(ContextAtExist context, XSLPathExpr content, Node node) throws XPathException {
//namespaces
if (node instanceof ElementAtExist) {
ElementAtExist elementAtExist = (ElementAtExist) node;
Map<String, String> namespaceMap = elementAtExist.getNamespaceMap();
for (String name : namespaceMap.keySet()) {
//getContext().declareInScopeNamespace(name, namespaceMap.get(name));
context.declareNamespace(name, namespaceMap.get(name));
//TODO: rewrite, changes at xquery.parser. it use static
}