1. A method of multi-user online games for a plurality of users browsing the Internet without disturbing users' web surfing experience comprising using a processor to execute the steps of: a plurality of users accessing or taking an action upon an arbitrary web resource on the Internet; tracking each of the plurality of users' web resources accessed or actions taken on the Internet; creating a corresponding virtual community to said web resource accessed or a particular action taken by at least one of the plurality of users on the Internet; adding all users who access the same particular web resource or who take the same particular action on the Internet at the same time to the same virtual community corresponding to said web resource or particular action taken; dividing users from all of the virtual communities into a plurality of collaborative or competing teams; providing activities associated with each of said web resources or actions taken for users to interact with or compete with other users on the team; and assigning collaborative or competing tasks to said teams to complete and wherein one of the tasks is to design a graphical user interface for a given web page.