8. The computer-readable storage medium of claim 7 , further comprising: providing an interface to a search engine server of the search engine provider, wherein a user may specify search terms for searching the ontology index.
8. The computer-readable storage medium of claim 7 , further comprising: providing an interface to a search engine server of the search engine provider, wherein a user may specify search terms for searching the ontology index. 9. The computer-readable storage medium of claim 8 , further comprising: receiving a search request, comprising one or more search terms of the ontology; identifying one or more documents residing on the network based on the one or more search terms, the ontology, and the ontology index; and presenting one or more search results that describe the one or more documents to the user, wherein the one or more documents contain the one or more search terms, or a sub-category term of the one or more search terms.