13. The method of claim 1 , further comprising: accumulating the extracted keywords; counting and displaying the accumulated keywords; and transmitting a keyword and attribute data associated with the keyword to the retrieval site if the keyword is selected from the displayed keywords.
13. The method of claim 1 , further comprising: accumulating the extracted keywords; counting and displaying the accumulated keywords; and transmitting a keyword and attribute data associated with the keyword to the retrieval site if the keyword is selected from the displayed keywords. 15. The method of claim 13 , further comprising: displaying keywords acquired from a designated Web site; and transmitting a keyword and attribute data associated with the keyword to the retrieval site if the keyword is selected from the displayed keywords.