Image display device and program

An image display device, comprising

• a transparent plate having transparency and capable of being disposed in an inclined manner with respect to a display section of a portable terminal provided with the display section, wherein
• a display displayed on the display section is capable of being reflected on the transparent plate,
• a pair of side walls capable of being disposed on both sides of the transparent plate, wherein the pair of side walls are capable of supporting the portable terminal from the display section side when the pair of side walls are disposed on both sides of the transparent plate;
• or
• a side wall capable of being situated on a side of the transparent plate and a front wall capable of being situated between the transparent plate and a user, wherein the side wall and the front wall are capable of supporting the portable terminal from the display section side when the side wall is situated on the side of the transparent plate and the front wall is situated between the transparent plate and the user;
• or
• a side wall capable of being situated on a side of the transparent plate and a rear wall capable of being situated on the opposite side of a user with respect to the transparent plate, wherein the side wall and the rear wall are capable of supporting the portable terminal from the display section side when the side wall is situated on the side of the transparent plate (30) and the rear wall is situated on the opposite side of the user with respect to the transparent plate;
• or
• a front wall capable of being situated between the transparent plate and a user and a rear wall which faces the front wall, wherein the front wall and the rear wall are capable of supporting the portable terminal from the display section side when the front wall is situated between the transparent plate and the user,