1. A computerized method of mapping one or more dynamic visual objects of a network document, comprising: monitoring a plurality of web messages transmitted during at least one of loading and modifying a network document having a plurality of dynamic visual objects by a browser of a client terminal, said web messages including web application content for said dynamic visual objects that include a screen element presented to a user of said network document by said browser, said web messages originating from a network node source are transmitted to said client terminal over a network; providing a dynamic model having a plurality of model elements each indicative of another of said plurality of dynamic visual objects; monitoring changes to said dynamic model to identify a first of said plurality of web messages has an effect on a first of said plurality of dynamic visual objects; and automatically mapping, using a processor, between said first dynamic visual object and said first web message containing web application content for presentation to said user according to said network node source of said first web message, wherein activities or modifications locally originating at the client terminal are not considered during the mapping.