The new Battle.net interface looks awesome, and it’s simple to navigate. It just needs a bit of practice to feel like at home. This video will show you the basics of the Battle.net interface. You will see the following buttons in the Battle.net home page:

Top-Left Screen Buttons
Single Player and Multiplayer
Home, Replay, Ladder, Social, Achievements, Profile

Top-Right Screen Buttons
Character Portrait (launches profile)
Rank, Leave Group and Invite to Group

Bottom-Left
At the bottom left of your monitor you will have the MENU button which launches the following options: Options, Management Account, Logout, Quit, Return to Game.

Bottom Right
Friends List, Microphone on/off toggle, Local Time Clock

Press the Full-screen button to watch this following video which gives you a glimpse into the Battle.net interface experience.