Method and system for placing advertisements in a computer network

摘要: A method and system for placing advertisements in a computer network. server containing collection of is placed electronic communication with the The on are not tied to any particular page information network, but rather, retrieved response query entered by user (17) dynamically mixed content pages returned (16). present invention displays focused, targeted as part page, accordance layout. can be made satisfy set constraints (19) requested advertiser, well publisher page. uses contracts (21) specify marketing rules (18) that link ads specific queries, permit advertisers target audience, guarantee certain amount exposure advertisement prime advertising space. Algorithms used check contract consistency ensure all accepted properly satisfied. also provides download delay-time feature.