Chess Game Installer(Installer for Adobe® AIR™ and ChessJam)
If the above installer does not work, follow these steps:
Install Adobe AIR from http://get.adobe.com/air/
Download the ChessJam410.air file to your desktop and then double-click it to install
Some older versions of the Firefox browser do not display this installer page properly.
If you have trouble viewing/interacting with the installer above,
update to the lastest version of Firefox or try a different browser.