yes chris,
the problem is indeed solved by changing the settings from local to english(us). Works great now!
thanks again Andrea and Chris!

wilfried

thanks Andrea,
Too simple...
Wilfried

<t>hy everybody,<br/> after installing opensim on windows 7 with appropriate java jre6 32 bit download and the needed correction in the "etc" file the GUI opens op ok. But when I try to load a model great red balls come on the view window instead a of a nice model.I can rotate, translate these balls...