Mobile terminal device, method for controlling mobile terminal device, and program

A method for controlling a mobile terminal device provided with a first display section and a second display section arranged juxtaposed with the first display section, the method comprising:

• a step of reducing in size a display screen displayed on the first display section and the second display section to display the reduced display screen on the first display section, when an object to be moved displayed on the first display section is being dragged;
• and
• a step of returning the reduced display screen to a display screen of a size before the size reduction to display the display screen of the size before the size reduction on the first display section and the second display section when the dragging operation has finished, and of displaying the object to be moved at a position, on the display screen of the size before the size reduction, corresponding to a position of the object to be moved on the reduced display screen at a time when the dragging operation has finished.

A program which causes a computer in a mobile terminal device provided with a first display section and a second display section arranged juxtaposed with the first display section to execute the following steps of:

• reducing in size a display screen displayed on the first display section and the second display section to display the reduced display screen on the first display section, when an object to be moved displayed on the first display section is being dragged;
• and
• returning the reduced display screen to a display screen of a size before the size reduction to display the display screen of the size before the size reduction on the first display section and the second display section when the dragging operation has finished, and displaying the object to be moved at a position, on the display screen of the size before the size reduction, corresponding to a position of the object to be moved on the reduced display screen at a time when the dragging operation has finished.