To easily retrieve desired link information by confirming link stuck to home page information without troublesome operation such as scrolling of a picture.

When linked destination display is instructed during browsing home page information, a displaying place to which the link is stuck is retrieved in the home page information (A11 to 13). When a linked destination displaying condition, a retrieving range or a keyword is designated in this case, the link information corresponding to the designations is extracted from the source file of the home page information (A14 to 19). When there is no designation, the link information is extracted with the whole range as an object (A20), and a list of the extracted link information is displayed corresponding to contents at the displaying place (A21). Thus, the link information stuck to the home page information can be confirmed at a glance without the troublesome operation such as scrolling of the picture, and a desired piece of the link information can easily be retrieved from the confirmed information.