In this Feb. 11, 2011 photo, a Facebook page is seen on a computer in Montpelier, Vt. Facebook on Thursday, Feb. 17, added civil unions and domestic partnerships to the list of relationships that its users can pick from to best describe their romantic status. (AP Photo/Toby Talbot)
An online search box appeared at the top of Facebook pages for a short time leading one to wonder if the social network is planning to add it permanently in the near future.
All Facebook speculates that Bing is the search force behind the scenes. Currently Google is the winner in the search engine wars, but if Facebook, which gets over 250 million daily hits, partners up with Bing, that could mean big traffic for the Microsoft engine.