Drop your red tokens to form a horizontal, vertical or diagonal line of 4, whilst preventing the computer's yellow tokens from doing the same!
This game is designed to run in browsers supporting World Wide Web Consortium (W3C) standards. This includes the Netscape 6 family of browsers and above, Mozilla, Internet Explorer 5.5, Opera and more. Additional support for Internet Explorer 4 and above is also provided but untested. Netscape 4 is not supported.