Yes, the trueSpace navi buttons were used as a rough example. And then i simply pixeled it together. Funny that they look this close now to the trueSpace versions. Since they were rendered ^^
Many thanks for this report. It is currently part of this task here. But sounds like something different. I will have a look at it. But be patient, the tracker fills up at the moment ^^ : http://www.bforartists.de/content/recheck-addons-if-they-work-add-menu
You can also file such stuff direct into the tracker 