Don't click the red X in the top right, but click the blue X just below it.
Alternatively, from the File menu choose Close instead of Exit.
--
David Biddulph

"Carollea" wrote in message
...
I have to work in different Excel workbooks during the day, but when I
close
one book, it closes all of them...then I have to get back into them. How
can
I change this?