pnggrayreduce: script uses imagemagick and pngcrush pnggrayreduce: used to reduce size of grayscale PNG files pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: pnggrayreduce: Written and Packaged by Paul Sherman for Absolute