Adsense

Google Adsense has come out with a new concept as expandable ads, a new type of ad that can appear on your pages. Expandable ads are rich media ads that can expand beyond the original size of the ad unit, following a user-initiated action. This creates more real estate for the ad, allowing for more interaction from interested users. For instance, expandable ads may stream a movie trailer, show video game clips, or display various views of an item