A computer-readable medium, adapted to store program code that when executed stores one of a source picture including a plurality of still frame pictures photographed in photographing directions within a predetermined coverage area within a predetermined range of a photographing direction varying unit varying a photographing direction of a picture photographing unit, and a picture which is obtained by compressing the source picture, and for displaying a whole panorama picture generated from the one of the source picture and the compressed picture, the program code performing the steps of:
- photographing the coverage area picture with the photographing direction varied to display the coverage area picture;
- and
- controlling the photographing direction to a desired position by designating the desired position within the coverage area picture to display the whole panorama picture captured with respect to the designated position.