Copyright 2002, 2003 Convergence GmbH
Written by Dr. Ralph J.K. Metzler
and Dr. Marcus O.C. Metzler
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.1 or any later version published by the Free Software Foundation. A copy of the license is included in the chapter entitled "GNU Free Documentation License".