| 摘要 |
An advertisement method of a portal site is provided to perform advertisement in the portal site according to characteristics of a client, thereby enabling an advertiser to efficiently advertise goods to the client. Characteristics of a client connected to a portal site are grasped. And a list of customers divided into cluster is formed(S11). A requirement of an advertiser to advertise in the portal site is grasped. And an advertiser list is formed(S12). By matching the advertiser list, plural pages where advertisement contents of an advertisement column are different are formed(S13). One page selected from the plurality of pages and the cluster of the list of customers are matched (S14). When an IP address belonging to the cluster is connected to the portal site, the selected page is displayed (S15). |
