Copyright (c) 1994 1995 1996 1999 2001 Santiago Rodríguez and Jesús Carretero 
This application is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation. 
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
Public License for more details. 
