Provided is a method applied to a computer system including a display device and a pointing device for operating a pointer displayed in a display region of the display device in accordance with an operation by a user. In the method, a position of the pointer is stored as a first position in response to receipt of a first operation performed by the user, a first menu including multiple items is displayed at a position corresponding to the first position, a position of the pointer is stored as a second position in response to receipt of a second operation performed by the user, and a second menu is displayed, being changed from the first menu based on a distance between the first position and the second position, wherein the second menu includes the plurality of items.