| 摘要 |
PURPOSE: An advertisement method is provided to recommend related keywords to an advertiser by analyzing the tendency of a directory located in a website of the advertiser based on a keyword purchased by the advertiser. CONSTITUTION: A directory registration application unit(110) receives an application for registering a website in a directory service from plural advertiser terminals(200). A directory registration unit(120) registers the website in a specific directory according to the application. A keyword selling unit(130) sells keywords related to the web site operated by the advertiser to one or more advertiser terminals. |
