Patent ID: 7159014
Filing Date: 2007-01-02
Classification: G06F

Abstract:
1. A method for operating a proxy disposed between a user and a document accessible to said user over a computer network, comprising: obtaining an electronic document identifiable by a network address of said document, including one or more references to one or more embedded objects, each said one or more embedded objects being identifiable by a preexisting network address therefor; for at least one of said one or more embedded objects, facilitating storage and re-use thereof from a cache accessible to said user, without requiring user validation of said one or more embedded objects upon said re-use, by specifying a new network address uniquely identifying said one or more embedded objects, and specifying cacheability information for said one or more embedded objects; modifying said documents by replacing said preexisting address for said one or more embedded objects with said new network address; transmitting said modified document to said user; receiving a user request for at least one of said embedded objects; and in response to said request: evaluating the validity of said requested object, using information from said user request; and