Hi Diane

would you like to give us a few more details,
what version of Outlook / Excel are you using?
how are you "editing the cell"
what is in the cell you are editing
is this happening in all worksheets / workbooks or only 1
have you run detect & repair from the help menu

--
Cheers
JulieD
check out www.hcts.net.au/tipsandtricks.htm
....well i'm working on it anyway
"Diane Miller" <Diane wrote in message
...
Why does outlook open when I edit a cell in Excel?