Nick, thanks for your patience :-)
> It depends on how exactly you installed: from git, from elpa, from a > tarball, using the org mode that came with your emacs, some other way? > (...) I installed orgmode now from elpa (org-plus-contrib) in my local homedir. So is there another way to apply your patch or do I have to copy and paste the codelines? Thank you! Regards Th. Grothe