Hi David, Thanks a lot for your suggestion. Checking the 5.2 version is easier. I hope the 5.4 documentation will be fixed with the Examples link soon. Regards, Shankar Narayana (Nasa) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.vtk.org/pipermail/vtkusers/attachments/20100115/4a9a5553/attachment.htm>