This is what I used for a long time on EQ and having issues readjusting to WoW standards. if some one want's to take up the task I would much appreciate it, email - [email protected]
While yes it is possible, I haven't seen really any modifications to graphical layouts yet at all. I've drawn up a few ideas, but they take much longer and more work to get done, so it may be a while before you'd see anything like that.