Web based clients using embodiments of the disclosed invention may efficiently access stored manipulation functions in order to perform manipulation functions on data via Internet applications. The disclosed system allows web based applications to receive manipulation services on data using dynamically maintained, centrally stored, manipulation functions.

 
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> Interacting with Internet applications via a broadband network on electronic input/output devices

> Locally stored content previews: representative of programming content in an electronic programming guide through a graphic image accessed from the hard drive of a set top box
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