Untitled-php-survey-system is a project mainly written in ..., it's free.
Copyright 2011 Jeremy Banks All Rights Reserved
Third-party libraries used: jQuery 1.5.1: Copyright 2011 John Resig
Distributed under the MIT license
http://jquery.com/Crypto-JS 2.0.0: Copyright 2009 Jeff Mott
Distributed under the BSD License
http://code.google.com/p/crypto-js/