| 摘要 |
PROBLEM TO BE SOLVED: To allow a contact address of a user telephone number in secret display to be identified.SOLUTION: In a telephone directory DB 21, alternative information a user can arbitrarily set is stored for each user telephone number included in user information about the user. In a data management part 25B, when generating a browsing screen in accordance with browsing requests from information terminals P1 to PN, users corresponding to the information terminals P1 to PN to be requesters of the browsing requests are compared with users designated by the browsing requests; when the users do not match and alternative information corresponding to the user telephone number is registered in the user information, the alternative information is used in place of the user telephone number to generate the browsing screen and, when the users match or when the alternative information corresponding to the user telephone number is not registered in the user information, the user telephone number included in the user information searched for in the user information is used as it is to generate the browsing screen. |
