A digital broadcast receiver controlled by a screen remote controller and a space remote controller and controlling method, the method including according to an embodiment displaying a screen remote controller, partitioning a portion of a whole screen of the broadcast receiver into at least two control regions, displaying a pointer to enable a first pointing signal outputted from the space remote controller to indicate one control region of the screen remote controller, receiving a second pointing signal from the space remote controller, and executing a function corresponding to the one control region indicated by the pointer.