1. Random loot drops that you can pick up.
2. Movements.
3. Simply displays what you're holding, no interaction needed.
4. The items you are holding.
5. Mission notes will go here.
6. Simply describes where you are.
7. Only turns red in battles, which will be a clear indication a battle has started.
I assure you, if you play it won't be confusing. As far as images, what you see is what you get. I'm trying to go with simplicity. However, as you can tell the level selection menu has a bit more elaborate preview pictures.