12. The user terminal according to claim 11 , wherein: the display control unit is further configured to display a rotating of the arrow from an initial direction as the pull-down gesture lengthens; wherein a down-ward moving of the text box, a presenting of the message and a rotating of the arrow are performed simultaneously as the pull-down gesture lengthens.
13. The user terminal according to claim 12 , wherein: the initial direction of the arrow points down; and a final direction of the arrow points up after the pull-down gesture exceeds the threshold length.