An interactive device comprises a user interface arranged to define at least one display request comprising at least location data and display data, a network interface arranged to transmit a request for web page data corresponding to a display request, and a memory for receiving corresponding web page data and customisation data, the web page data comprising map data and/or object data. A web interpreter is arranged to allow the display of a web page and comprising a 3D engine arranged to calculate three-dimensional display data. The web interpreter also comprises a manager operating by an execution cycle and arranged to determine a list comprising at least one operation which can be a request for object data and/or map data or the processing of received data by the 3D engine or the display engine.