Hello, I have one other question, I wonder how it is possible to put that part of the avatar instead of horizontally as it is defined, as will be possible to for the vertical?
For you: User CP > Edit Options > Display posts in classic mode.
For guests and new users: ACP > Configuration > Show Thread Options > Post Layout > Display posts using the classic layout.
To force on current users: http://community.mybb.com/thread-40093.html