1. A method for identifying and displaying supplemental content associated with one or more advertisements responsive to a user query in a computerized system, the method comprising: electronically identifying one or more advertisements from an advertiser responsive to a user query; analyzing a given one of the one or more advertisements; electronically extracting one or more terms from display content of the given one of the one or more advertisements, the given one of the one or more advertisements, from which the one or more terms are extracted, being capable of being displayed in a search results display responsive the user query; generating a supplemental query using the-one or more terms extracted from the given one of the one or more advertisements; electronically retrieving supplemental content from the advertiser of the given one of the one or more advertisements responsive to the supplemental query from a supplemental data store component, the supplemental content associated with the given one of the one or more advertisements from the advertiser of the given one of the one or more advertisements and including additional advertising content available from the advertiser of the given one of the one or more advertisements for a limited time period and based on a context of a querying user; and electronically generating a search results display comprising a listing of search results responsive to the query, the given one of the one or more advertisements identified as responsive to the user query and the supplemental content associated with the given one of the one or more advertisements, the supplement content being visible to the querying user upon a mouse over of the given one of the one or more advertisements, a selection of the given one of the one or more advertisements, or an inactivity of the querying user.
2. The method of claim 1 wherein electronically identifying one or more advertisements responsive to a user query comprises: identifying one or more terms comprising a user query; and identifying one or more advertisements associated with one or more advertiser specified keywords matching the one or more terms comprising the user query.