A method of controlling a first device and a second device, and which includes transmitting first data from the first device to the second device, receiving the first data by the second device, reproducing first screen information based on the first data on a screen of the second device, receiving, in the second device, an input signal for selecting content information in the first screen information reproduced on the screen of the second device, transmitting location information corresponding to the selected content information from the second device to the first device, receiving the location information and executing a function based on the location information in the first device, transmitting second data from the first device to the second device, in which the second data is based on the executed function; and reproducing second screen information based on the second data on the screen of the second device. Further, the location information includes coordinate information of the selected content information in the first screen information reproduced on the screen of the second device.