This idea has been merged into another idea. To comment or vote on this idea, please visit ITSL-I-3026 Notifications on iphone please.
When you get a new message it would be desirable if you could get a badge (in the right corner of the app). Today you can set up the notifications (in you Iphone) and you can get a sound when you get a new message. Getting a badge too can not be a big problem!?