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For an upcoming two-week period, the date of which was not announced, Yahoo said that it will imbue up to three percent of readers' search queries with ads generated using Google's AdSense for Search service. That service was intentionally created to give other Web sites a mechanism for its users to search the Web using Google, with AdSense ads appearing next to the results, and with sites sharing in Google's revenue.

http://www.betanews.com/article/Yaho...lts/1207775906