This software is copyrighted by Jan Wieck - Hamburg.    The  following  terms  apply to all files associated with the    software unless explicitly disclaimed in individual files.    The author hereby grants permission  to  use,  copy,  modify,    distribute,  and  license this software and its documentation    for any purpose, provided that existing copyright notices are    retained  in  all  copies  and  that  this notice is included    verbatim in any distributions. No written agreement, license,    or  royalty  fee  is required for any of the authorized uses.    Modifications to this software may be  copyrighted  by  their    author  and  need  not  follow  the licensing terms described    here, provided that the new terms are  clearly  indicated  on    the first page of each file where they apply.    IN NO EVENT SHALL THE AUTHOR OR DISTRIBUTORS BE LIABLE TO ANY    PARTY  FOR  DIRECT,   INDIRECT,   SPECIAL,   INCIDENTAL,   OR    CONSEQUENTIAL   DAMAGES  ARISING  OUT  OF  THE  USE  OF  THIS    SOFTWARE, ITS DOCUMENTATION, OR ANY DERIVATIVES THEREOF, EVEN    IF  THE  AUTHOR  HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH    DAMAGE.    THE  AUTHOR  AND  DISTRIBUTORS  SPECIFICALLY   DISCLAIM   ANY    WARRANTIES,  INCLUDING,  BUT  NOT  LIMITED  TO,  THE  IMPLIED    WARRANTIES  OF  MERCHANTABILITY,  FITNESS  FOR  A  PARTICULAR    PURPOSE,  AND NON-INFRINGEMENT.  THIS SOFTWARE IS PROVIDED ON    AN "AS IS" BASIS, AND THE AUTHOR  AND  DISTRIBUTORS  HAVE  NO    OBLIGATION   TO   PROVIDE   MAINTENANCE,   SUPPORT,  UPDATES,    ENHANCEMENTS, OR MODIFICATIONS.