Welcome to the classic game "Four in a row".
The goal is to get four bricks in a row by placing them from
bottom and up.
The brick with a cross marks where the computer made its last draw
Send a mail to Kjell Ericson if
you got any comments.
Important note: The computer is a bad looser, so it claims that you have
cheated even if you have not. Just ignore that.
i.e. it is a bug that I have no time to fix. I added a check so you
couldn't press 'back' in the browser and continue - and that check fails.
The program is from 1998, so I don't adjust it anymore.