17. The system of claim 16 , wherein each webpage include respective links to multiple destination documents responsive to the search query, and the display property for each link specifies a different retrieval address for the respective resource.
17. The system of claim 16 , wherein each webpage include respective links to multiple destination documents responsive to the search query, and the display property for each link specifies a different retrieval address for the respective resource. 18. The system of claim 17 , wherein the retrieval address for the resource specified for each link identifies the search query and the destination document of the link.