The new ad format in Google Hotel Finder, which pits online travel agencies bidding against hotels for ads about their own properties, is called Promoted Hotels.
The existence of the new ad format was unveiled here on Tnooz a few days ago.
With Promoted Hotels, one or two ad units, labeled as such, appear above organic search results in Google Hotel Finder.
Read full story at: http://www.tnooz.com/2012/06/04/news/google-launches-adwords-like-promoted-hotels/