A method of controlling how a Web document is presented for display on a browser of a client machine. The Web document typically is formatted according to a markup language such as HTML. The method uses a client side HTTP caching proxy to intercept the Web document and then dynamically rewrite the document...http://www.google.es/patents/US6886013?utm_source=gb-gplus-sharePatente US6886013 - HTTP caching proxy to filter and control display of data in a web browser
HTTP caching proxy to filter and control display of data in a web browser