A vehicle-mounted apparatus comprising: a displaying unit for providing information to a user; an inputting unit for inputting operations carried out by said user; and a controlling unit for executing a map-related application program and a video content-related application program and for controlling a display of said displaying unit based on said operations input through said inputting unit; wherein said inputting unit has at least a touch-sensitive panel attached to a display screen of said displaying unit; and wherein said controlling unit causes said displaying unit to display a menu screen based on said operations input through said inputting unit, said controlling unit further causing said displaying unit to switch displays based on menus selected on said menu screen, said controlling unit further causing said displaying unit to display a parent screen and a child screen in response to a first gesture of drawing a rectangular locus on the touch-sensitive panel, said controlling unit further causing said displaying unit to switch, as if a specific menu is selected on said menu screen, what is being displayed between the parent screen and the child screen based on a second gesture being a fingertip gesture going from the child screen into the parent screen or from the parent screen into the child screen, wherein, if the controlling unit is only executing the map-related application program when the user draws the first gesture, a respective display associated with the map-related application program is shown in the parent screen and in the child screen in response to the first gesture, and, if the controlling unit is displaying a map according to the map-related application program being executed and concurrently executing the map-related application program and the video content-related application program when the user draws the first gesture, a display associated with the video content-related application program is shown in the child screen in response to the first gesture. a displaying unit for providing information to a user; an inputting unit for inputting operations carried out by said user; and a controlling unit for executing a map-related application program and a video content-related application program and for controlling a display of said displaying unit based on said operations input through said inputting unit; wherein said inputting unit has at least a touch-sensitive panel attached to a display screen of said displaying unit; and wherein said controlling unit causes said displaying unit to display a menu screen based on said operations input through said inputting unit, said controlling unit further causing said displaying unit to switch displays based on menus selected on said menu screen, said controlling unit further causing said displaying unit to display a parent screen and a child screen in response to a first gesture of drawing a rectangular locus on the touch-sensitive panel, said controlling unit further causing said displaying unit to switch, as if a specific menu is selected on said menu screen, what is being displayed between the parent screen and the child screen based on a second gesture being a fingertip gesture going from the child screen into the parent screen or from the parent screen into the child screen, wherein, if the controlling unit is only executing the map-related application program when the user draws the first gesture, a respective display associated with the map-related application program is shown in the parent screen and in the child screen in response to the first gesture, and, if the controlling unit is displaying a map according to the map-related application program being executed and concurrently executing the map-related application program and the video content-related application program when the user draws the first gesture, a display associated with the video content-related application program is shown in the child screen in response to the first gesture.