Image display apparatus for controlling an object displayed on a screen and method for operating image display apparatus

A method for operating an image display apparatus, the method comprising:

• displaying a pointer on a screen of a display of the image display apparatus, the pointer being moved according to a pointing signal received from an external input device;
• receiving, by a microphone, a first voice signal through the microphone while the pointer is displayed on the screen;
• displaying, on the display, a first image indicating a first function corresponding to the first voice signal, wherein the first image is displayed along with and attached to the pointer,
• displaying, on the display, the first image attached to the pointer along a moving path of the pointer, in response to the movement of the pointer on the screen;
• executing, by a hardware controller, the first function associated with the first image for a first object when the first object on the screen is selected using the pointer with the first image attached thereto;
• and
• executing, by the hardware controller, the first function associated with the first image for a second object when the second object on the screen is selected using the pointer while the pointer with the first image attached thereto is displayed,
• receiving a second voice signal for changing the first image through the microphone while the pointer with the first image attached thereto is displayed, and
• displaying a second image indicating a second function corresponding to the second voice signal wherein the second image is displayed along with the pointer and attached to the pointer instead of the first image.