9. The method of claim 3 , wherein the step of accessing an external database includes: outputting an HTTP get request for the user-specific XML document to a server configured for management of the external database; and receiving a response to the HTTP get request from the server, the response including one of the user-specific XML document and a denial of the HTTP get request.
9. The method of claim 3 , wherein the step of accessing an external database includes: outputting an HTTP get request for the user-specific XML document to a server configured for management of the external database; and receiving a response to the HTTP get request from the server, the response including one of the user-specific XML document and a denial of the HTTP get request. 10. The method of claim 9 , further comprising outputting an HTTP put request to the server for storage of a new user-specific XML document for the corresponding user.