VizHash_GD '.$VERSION.' - Visual Hash implementation in php4+GD.
';
echo 'See homepage for more details.';
echo 'This is free software under the zlib/libpng licence
';
echo '
t : string to hash
width: width of image (in pixels) (default:80, max:256)
height: height of image (in pixels) (default:80, max:256)