Copyright 2006 Suraj N. Kurapati <SNK at GNA dot ORG> Copyright 1999 Kazuhiro HIWADA <HIWADA at KUEE dot KYOTO-U dot AC dot JP> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, di