A method and system for playing reverse keno. In one embodiment, the reverse keno system allows users to play reverse keno while they are visiting various web sites. The reverse keno system allows a user to select an initial set of numbers from a larger set of numbers. The reverse keno system then highlights...http://www.google.co.uk/patents/US20020010015?utm_source=gb-gplus-sharePatent US20020010015 - Reverse keno with virtual odds
