| 摘要 |
PROBLEM TO BE SOLVED: To provide a mechanism capable of registering, changing and deleting the advertisement information of an object to be advertised belonging to a prescribed group by a simple procedure. SOLUTION: To an object to be advertised, group identification information to which the object to be advertised is belonging is set, and group advertisement information common to the group is registered so as to be made correspond to the group identification information in a group information storing part 18. When the object to be advertised is specified by a user, a control part 11 provides the group advertisement information registered in the group information storing part 18 to the user based on the group identification information of the object to be advertised. |
