A pointing system comprising a pointing apparatus, a dongle input apparatus and a display, wherein the pointing apparatus is configured to sense a movement of the pointing apparatus in three-dimensional space, and to transmit the sensed movement information to the dongle input apparatus; the display is configured to display a pointer according to a signal received from the dongle input apparatus; the dongle input apparatus comprising: a communication unit configured to receive a signal from the pointing apparatus; and a controller configured to: control the display to display the pointer on a predetermined position of the display when a start signal is received from the pointing apparatus, the start signal being generated by manipulating a pointing operation start button on the pointing apparatus, and when the sensed movement information is received from the pointing apparatus, control the display to display the pointer on a position of the display which corresponds to the movement information of the pointing apparatus, and wherein the controller is further configured to select one of a presentation mode and a mouse mode when a mode convert signal is received from the pointing apparatus, the mode convert signal being generated by manipulating a mode select button on the pointing apparatus, wherein: in the presentation mode, the pointer is displayed as a virtual pointer and is not useable to select an object displayed on the display, and in the mouse mode, the pointer is displayed as a mouse pointer and, when a select signal is received from the pointing apparatus while the mouse pointer is located on an object displayed on the display, the controller is configured to control selection of the object. a communication unit configured to receive a signal from the pointing apparatus; and a controller configured to: control the display to display the pointer on a predetermined position of the display when a start signal is received from the pointing apparatus, the start signal being generated by manipulating a pointing operation start button on the pointing apparatus, and when the sensed movement information is received from the pointing apparatus, control the display to display the pointer on a position of the display which corresponds to the movement information of the pointing apparatus, and wherein the controller is further configured to select one of a presentation mode and a mouse mode when a mode convert signal is received from the pointing apparatus, the mode convert signal being generated by manipulating a mode select button on the pointing apparatus, wherein: in the presentation mode, the pointer is displayed as a virtual pointer and is not useable to select an object displayed on the display, and in the mouse mode, the pointer is displayed as a mouse pointer and, when a select signal is received from the pointing apparatus while the mouse pointer is located on an object displayed on the display, the controller is configured to control selection of the object. control the display to display the pointer on a predetermined position of the display when a start signal is received from the pointing apparatus, the start signal being generated by manipulating a pointing operation start button on the pointing apparatus, and when the sensed movement information is received from the pointing apparatus, control the display to display the pointer on a position of the display which corresponds to the movement information of the pointing apparatus, and wherein the controller is further configured to select one of a presentation mode and a mouse mode when a mode convert signal is received from the pointing apparatus, the mode convert signal being generated by manipulating a mode select button on the pointing apparatus, wherein: in the presentation mode, the pointer is displayed as a virtual pointer and is not useable to select an object displayed on the display, and in the mouse mode, the pointer is displayed as a mouse pointer and, when a select signal is received from the pointing apparatus while the mouse pointer is located on an object displayed on the display, the controller is configured to control selection of the object. in the presentation mode, the pointer is displayed as a virtual pointer and is not useable to select an object displayed on the display, and in the mouse mode, the pointer is displayed as a mouse pointer and, when a select signal is received from the pointing apparatus while the mouse pointer is located on an object displayed on the display, the controller is configured to control selection of the object.