Abstract: The invention concerns a service browser process and a system for controlling navigation events between a plurality of services and/or channels of a digital interactive Radio-Broadcasting system (1). The process proposes the services to a user and enables the navigation to other services or channels through control means (15). The broadcasted applications being categorised into at least two types including a first type termed Surfer application designed for controlling navigation and having knowledge of services, the process comprises the steps of identifying (21) Surfer applications from other types of applications, selecting (33) a particular Surfer application, downloading (27, 35) such selected Surfer application within a dedicated part (22) of the Decoder memory (20), called Surfer Cache, and executing (36) the selected Surfer application from the Surfer Cache, whereby the Decoder is under control of the Surfer application.