Compress the PNG images

[prino]

You might want to use Ken Silverman's PNGOUT, which will compress some of the larger embedded PNG images to around 63% of their original, which would make the program a little (OK, only fractionally) faster.

[prino]

The source .ZIP will be reduced by 4.5Mb... Please copy it, I'll keep it there for another week to 10 days or so.