What mouse and drivers do you use? Also, which version of Outlook?
If it's Logitech, it's a known issue - try changing the office 97 scroll
settings in the mouse driver.
--
Diane Poremsky [MVP - Outlook]
Author, Teach Yourself Outlook 2003 in 24 Hours
Coauthor, OneNote 2003 for Windows (Visual QuickStart Guide)
Author, Google and Other Search Engines (Visual QuickStart Guide)