ImBox has a feature that automatically switches from the status Online to Away, if you are not active in the computer for X number of minutes.

This feature is perfect if you want to avoid getting chats, if you forget to change the status when taking a short break to fill up you coffee cup.

To enable this feature, go to Settings > Messages > Auto away.

Check the box for Enable auto away to activate the feature. 

You will also be able to choose the amount inactive minutes that will pass before Auto away activates.

To disable the feature, uncheck the box. If the feature is disabled, it looks like below: