return;
}
// name the tree if it hasn't been named already
// or if no longer stored in the NameService, add it.
INameable in = (INameable) treeRoot;
String o = in.getObjectName();
NameService ns = NameService.instance(pageContext.getSession());
if (o == null) {
ns.nameObject("Tree", in);
ns.put(in);
}