Fix Exchange 2003 to make sure OWA works for IE on Vista

Because of the way IE is implemented on Vista, you will find that the rich functionality of Outlook Web Access (OWA) no longer works as you are used to under XP.

As described in KB 911829 you may not be able to compose new or reply emails, create contacts or appointments, and other activities which are pretty essential. You can read your email, but you can do nothing else with them!

Read more of this post