/* This file is part of the Online Recruitment System for Economic Experiments (ORSEE).
Copyright (c) 2003,2004 Ben Greiner (email@example.com).
Author(s): Ben Greiner
ORSEE is citeware.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
1. The use of derivative works is restricted in the following way
in accordance with standard academic citation practices:
Any academic report, publication, or other academic disclosure of
results obtained with the use of this software will acknowledge the
software's use by an appropiate citation of the following
publication (or an updated version):
Ben Greiner: An Online Recruitment System for Economic Experiments.
In: Kurt Kremer, Volker Macho (Eds.):
Forschung und wissenschaftliches Rechnen 2003. GWDG Bericht 63,
Göttingen : Ges. für Wiss. Datenverarbeitung, 79-93, 2004.
2. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
3. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
4. The names of the author(s) and/or the software must not be
used to endorse or promote products derived from this software
without prior written permission.
5. Products derived from this software may not be called "ORSEE",
nor may "ORSEE" appear in their name, without prior written
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