I'm glad you liked those ideas! :) It's because I'm not good at explaining and most of the time I forget what I did and what I changed to make something work xD I will probably share it once I have the time to write a good explanation about each feature.
forumcommunity.net, the english translation is a little bit weak (it was at least last year) though.
http://shugochara.forumcommunity.net is a good example of a pretty and clean design you can do to the forum, although it's about an anime and all xD