A rack has a first shelf and a second shelf disposed upwardly of said first shelf, and a display unit is placed on the first shelf and disposed between the first shelf and the second shelf. The display unit is fixed to the second shelf by a display unit fixture. The display unit fixture has a display unit fixing member fixed to said display unit, i.e., a first fixing member, and a second fixing member having a magnet which can be attracted to a lower surface of the second shelf. The second fixing member can removably be fixed selectively to a desired position on the lower surface of said second shelf. The first fixing member and said second fixing member are connected by shafts to respective opposite ends of a connector for rotation about the shafts and are also rotatable with respect to the connector within a plane or planes perpendicular to the display screen of the display unit and a horizontal plane.