If it's a data validation dropdown list, you can do that with
programming. There's an example he
http://www.contextures.com/excelfiles.html
Under Data Validation, look for 'DV0017 - Select Multiple Items from
Dropdown List'
Lisa Pearl wrote:
I have created a list of items to choose from in a drop down box. I would
like the user to be able to choose multiple items.
--
Debra Dalgleish
Contextures
http://www.contextures.com/tiptech.html