1. An information processing device including a touch screen capable of inputting information by first input means and second input means, the device comprising: means for identifying whether input means executing an input operation to the touch screen is the first input means or the second input means; means for identifying information input by the first input means and outputting the information to the touch screen if the input means executing the input operation is identified as the first input means; means for detecting the input operation executed by the second input means which designates a region having the information displayed on the touch screen; and means for executing a predetermined processing related to the information when detecting the input operation.