A game module 12 is added to a home page 11. The game results are fixed with the prize winners on a real time basis. When a game is over, the customer knows immediately whether the customer has won a prize. If the customer has won a prize, the prize is given to the customer on the spot and the customer's...http://www.google.com.hk/patents/US20020165022?utm_source=gb-gplus-share專利 US20020165022 - Game module adding service system
