Abstract: Methods, systems and computer program products which provide for communicating with a web browser executing on a remote/mobile processing system which is temporarily and intermittently connected to a second computer by storing in a persistent request queue at the second computer, a request from the web browser to a server application accessible to the second computer. Also disclosed are methods, systems and computer program products which allow for operation and management of asynchronous operations of a web browser where the operations are carried out by a server-side intercept module.