>>>>> "Joseph" == Joseph Dane <jdane@xxxxxxxxxx> writes:

    Joseph> A consequence of this is that default attribute values get
    Joseph> added to the tree before my processor has a chance operate
    Joseph> on it.

Only if your XML parser reads the DTD. If you can configure it not to
do so (and most have such a configuration option), then this won't happen.
-- 
Colin Paul Adams
Preston Lancashire