INFORMATION REARRANGEMENT METHOD, INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING SYSTEM, AND STORAGE MEDIUM AND PROGRAM TRANSMISSION APPARATUS THEREFOR

An information processing system, for processing information obtained from multiple sites that are connected via the Internet 10, includes: a webcrawler 13, for crawling sites, across the Internet 10, which are registered in a registered site DB 11; a metadata DB 12, for storing metadata from which information elements are extracted from content referred to by using a URL; an important information element extraction mechanism 30, for reading information stored in the metadata DB 12, and for extracting important information elements based on the matching level of information elements; an important information element DB 40, for storing the extracted important information elements; and a result display mechanism 41, for visually presenting said stored important information elements.