Patent ID: 7756744

Claim:
A method for messaging over a data network, comprising the steps of: a) providing an Administration Server (AS) in which user portfolios are stored, said AS being in communication with a terminal belonging to a user; b) allowing every registered user that browses a portal or a web site over said data network, to generate and update one or more user portfolio(s) containing information relative to Providers or individuals, messages of whom the user is willing to view; and c) allowing specific users to communicate with other specific users or specific Providers on a user-to-user communication basis, by sending messages directly from the user browser and displaying personalized or different messages to one or more users on their terminals and according to the information contained in their user portfolio, wherein said messages are displayed within a space of a web page belonging to said portal or web site, in which banners are normally displayed or destined to be displayed without changing the view of the user browser, wherein instead of the banner, each user sees a personal message, adapted to him according to said user-to-user communication basis.