Method and apparatus for
US6859833 Patents
A message is provided to a tracking Server System in response to a client System referencing a predetermined resource locator that corresponds to a resource external to the tracking Server System. The tracking Server System indirectly provides for the client System to have an infor mational element Selectable by the client System, where the informational element is graphically identified on the client System with informational content obtainable from a content Server System through use of a content resource locator. The informational element includes a tracking resource locator, referencing th
26 claims. 69,747 characters of text.