1. In a computing system environment, a method of creating a communication including user specific content editable in a browser by a user independent of the user's platform or operating system, comprising: defining a communication in markup language supported by the browser including a plurality of elements; adding at least one canvas element as one of said plurality of elements; and inserting script within said markup language for (1) defining the user specific content as a plurality of user specific objects, (2) defining non-user specific content as a plurality of non-user specific objects, (3) establishing coordinates for each of the plurality of user specific objects and non-user specific objects relative a defined origin, (4) drawing each user specific object and non-user specific object at the coordinates established for the user specific object or non-user specific object in said at least one canvas element as canvas natives visible in the browser, and (5) interpreting user initiated events for use in editing at least one of the plurality of user specific objects and the plurality of non-user specific objects.