| 摘要 |
<p>A computer (2) to which a version information request function is imparted requests a server (3) to transmit version information of wedding ceremony information in the server (3) to the computer (2). The computer (2) compares the version information of the wedding ceremony information in the server (3) and version information of wedding ceremony information in a DVD (1). In the case where the versions are different, the computer (2) requests the server (3) for difference information between the wedding ceremony information in the DVD (1) and the wedding ceremony information in the server (3). Costume information in the DVD (1) is "Costume image A, Costume image B", and in contrast, costume information in the server (3) is "Costume image A, Costume image B, Costume image C, Costume image D". Therefore, difference information is "Costume image C, Costume image D". The computer (2) adds the difference information of "Costume image C, Costume image D" to "Costume image A, Costume image B".</p> |
