Ditchy, have a look here for one way

http://www.danielklann.com/excel/for...be_enabled.htm

--
Paul B
Always backup your data before trying something new
Please post any response to the newsgroups so others can benefit from it
Feedback on answers is always appreciated!
Using Excel 2002 & 2003

"ditchy" wrote in message
oups.com...
Thank you Harald for the info,
another question if I may. How do I (make the file worthless without
macros) ?
This may be a better option for me
regards
Ditchy