Hi Howard,

Perhaps VSTO is smarter at dealing with VBA Userforms. I have my doubts.
I have not yet installed VSTO because I can't take the ensuing distraction
until I finish a few other tasks.

Nope. VSTO just uses the same COM interface that all other automation
clients use.

Regards

Stephen Bullen
Microsoft MVP - Excel
www.BMSLtd.co.uk