How about this instead...

Don't put the macro in the workbook with the data.

Put the macro in a separate workbook (maybe save it as an addin).

Share the data workbook with everyone.

Share the macro workbook with only the people you trust -- and tell them not to
share with anyone else!

Then give the user someway to run the macros--especially if you saved the file
as an addin:


For additions to the worksheet menu bar, I really like the way John Walkenbach
does it in his menumaker workbook:
http://j-walk.com/ss/excel/tips/tip53.htm

Here's how I do it when I want a toolbar:
http://www.contextures.com/xlToolbar02.html
(from Debra Dalgleish's site)

In xl2007, those toolbars and menu modifications will show up under the addins.

And if you use xl2007:

If you want to learn about modifying the ribbon, you can start at Ron de Bruin's
site:
http://www.rondebruin.nl/ribbon.htm
http://www.rondebruin.nl/qat.htm -- For macros for all workbooks (saved as an
addin)
or
http://www.rondebruin.nl/2007addin.htm

Rover wrote:

I created a macro and it works. How can I make sure only a few people can
run the macro? I have a file that goes out to 30 people for budgets inputs.
I only want my group to be able to run that particular macro, not people
outside my group.

--

Dave Peterson