A method and system for real-time online search processing over inter-connected computer networks, in which an offline database information is maintained for a plurality of vendor sites from the inter-connected computer networks. The information includes URLs, search form URLs, description of domains, and vendor descriptions, and while the vendor descriptions comprise generalized rules about how product information is organized on each of the vendor sites. Parameters are processed for a price comparison request for a desired product using the information maintained in the offline database whereas price comparison request is received from an online user or buyer and/or from the system of the present invention. Real-time price and product information is then extracted from identified ones of the plurality of vendor sites, wherein the extracted price and product information are in a native language of the site; and the extracted price and product information are displayed to the user.