Patent ID: 6961737

Claim:
A method for serving pages of viewable data to browsing devices connected to a network, wherein a page of said viewable data comprises content data defining text and/or graphics and formatting data which specifies locations of said text and/or graphics within a page, and said viewable data is displayed at a browsing device such that locations of said text and/or graphics depend on said formatting data, said method comprising: identifying requests from browsing devices that define a request for specified content data; storing content data; storing executable functions; maintaining a user database comprising information relating to user preferences; and in response to identifying a request for specified content data and a user identifier; (a) reading user preference information from said user database in response to a received user identifier; (b) selecting stored content data in dependence upon the content data specified in a received request; (c) receiving format identifiers identifying the type of formatting required; (d) selecting a set of stored functions in dependence upon a received format identifier and said read user information; and (e) executing said set of functions to generate viewable data comprising said selected content data and formatting data.