Thanks, that completely solved all my described problems.

I really love SH3D and used it on WIN before.
Now I switched to Mac and trying to contiue using it but I can't get it to work.

I'm on MacBook Pro Retina OSX 10.8.2 with Java 1.6.0_51.
No additional monitor attached, and I also tried different screen resolutions.

But all I get after starting is ...