1. A messaging-enabled digital device comprising: a messaging facility; a user input facility; and a graphical user interface comprising: a plurality of graphical indexing elements respectively representing a plurality of messaging sessions being handled by the messaging facility, one of the graphical indexing elements being selected in response to the user input facility and the messaging session represented by the selected graphical indexing element being engaged; a message history window pane displaying information from the engaged messaging session; and a composition window pane displaying information for the engaged messaging session.