  Copyright (C) 1999-2004 Ingyu Kang, All right reserved.
  
  This software is provided 'as-is', without any express or implied warranty. 
  In no event will the author be held liable for any damages arising from the 
  use of this software.
  
  Permission is granted to anyone to use this software for any purpose, 
  including commercial applications, and to redistribute it freely, subject to 
  the following restrictions:
  
  1. The origin of this software must not be misrepresented; you must not claim 
  that you wrote the original software.
  
  2. This notice may not be removed or altered from any distribution.
  