/* Written by Nick Waterman <nick@cimio.co.uk> */
/* Modified by Philip Hazel with data from
Niels Provos <provos@wserver.physnet.uni-hamburg.de>
/* Written by Nick Waterman <nick@cimio.co.uk> */
/* Modified by Philip Hazel with data from
Niels Provos <provos@wserver.physnet.uni-hamburg.de>