An apparatus comprising: a first touch screen (190a, 411) and a second touch screen (190b, 451); and a controller configured to: display a first content on the first touch screen (190a, 411) and display a second content on the second touch screen (190b, 451); and detect whether an event for changing a display status of the second touch screen (190b, 451) occurs in at least one from among the first touch screen (190a, 411) and the second touch screen (190b, 451), and in response to the event for changing the display status, change a display orientation of the second content while maintaining a display orientation of the first content, wherein the event for changing the display status includes a first touch gesture and a second touch gesture applied to at least one from among the first and second touch screens (190a, 190b, 411, 451), and wherein the first gesture corresponds to a gesture of touching a point of the first touch screen (190a, 411) and then holding the touch on the point, and the second touch gesture corresponds to a gesture of touching a point on the second touch screen (190b, 451) and then input a flicking gesture in one from among a rightward, downward, leftward, and upward direction. a first touch screen (190a, 411) and a second touch screen (190b, 451); and a controller configured to: display a first content on the first touch screen (190a, 411) and display a second content on the second touch screen (190b, 451); and detect whether an event for changing a display status of the second touch screen (190b, 451) occurs in at least one from among the first touch screen (190a, 411) and the second touch screen (190b, 451), and in response to the event for changing the display status, change a display orientation of the second content while maintaining a display orientation of the first content, wherein the event for changing the display status includes a first touch gesture and a second touch gesture applied to at least one from among the first and second touch screens (190a, 190b, 411, 451), and wherein the first gesture corresponds to a gesture of touching a point of the first touch screen (190a, 411) and then holding the touch on the point, and the second touch gesture corresponds to a gesture of touching a point on the second touch screen (190b, 451) and then input a flicking gesture in one from among a rightward, downward, leftward, and upward direction. display a first content on the first touch screen (190a, 411) and display a second content on the second touch screen (190b, 451); and detect whether an event for changing a display status of the second touch screen (190b, 451) occurs in at least one from among the first touch screen (190a, 411) and the second touch screen (190b, 451), and in response to the event for changing the display status, change a display orientation of the second content while maintaining a display orientation of the first content, wherein the event for changing the display status includes a first touch gesture and a second touch gesture applied to at least one from among the first and second touch screens (190a, 190b, 411, 451), and wherein the first gesture corresponds to a gesture of touching a point of the first touch screen (190a, 411) and then holding the touch on the point, and the second touch gesture corresponds to a gesture of touching a point on the second touch screen (190b, 451) and then input a flicking gesture in one from among a rightward, downward, leftward, and upward direction.