You keep getting GroupWise Messenger alerts when you don't want to be distracted.
To disable alert messages from GroupWise messenger,
1. Log in to GroupWise messenger.
2. From the Tools menu select Options.
3. In the left column select Alerts.
4. Uncheck Display Alert in the Notifications of Events window.
This will disable the Alert messages that you get when a contact comes online or goes offline.
Disclaimer: As with everything else at Cool Solutions, this content is definitely not supported by Novell (so don't even think of calling Support if you try something and it blows up).
It was contributed by a community member and is published "as is." It seems to have worked for at least one person, and might work for you. But please be sure to test, test, test before you do anything drastic with it.