> Thanks for the reply Geoff. I found a workaround to my problem which
> seems to work just fine.

Good news.

> I haven't looked deeper into what you found out (below), but hope to
> get to it in the next few days. Thanks for looking into it.

It would be good if you (and others?) could check my claims, just in
case I overlooked something silly.

--
Geoff Worboys
Telesis Computing