1. A method of controlling a display in a mobile terminal comprising a touch screen having a display area that operates as a touch input area, the method comprising: displaying data information including a plurality of data items on the display area; and displaying a frame on the display area to partially overlap the data information, the frame having a size, wherein the number of data items included in the frame of the plurality of data items is variable according to a location and size of the frame on the data information, and wherein when an area inside the frame is touched, a predetermined function associated with the data items displayed in the area inside the frame is performed, the predetermined function comprising displaying detailed information related to the data items included in the frame as a pop-up window on a portion of the display.