@copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 Ship-Simu Developer Team
@license GNU GPL 3.0 or any newer version
@link http://www.ship-simu.org
@copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 Ship-Simu Developer Team
@license GNU GPL 3.0 or any newer version
@link http://www.ship-simu.org