By default, Outlook 2003 automatically pops up a Desktop Alert to show part of a new message that has just been received. To prevent others from viewing your incoming e-mail messages, you can disable it. To do this, use the steps below.
Before you begin, open Outlook.
1. Click Tools, and select Options.
2. Select the Preferences tab.
3. Click E-Mail Options.
4. In the E-Mail Options dialog box, select Advanced E-Mail Options.
5. In the Advanced E-Mail Options dialog box, uncheck the Display a New Mail Desktop Alert checkbox.
6. Click OK.
