Go to IE's tools, options menu - programs tab and click the reset web
settings button. if this fails, what happens when you try to open links?
What version of outlook, windows and ie do you use?
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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)