Microsoft pays Facebook to put Bing on logout page

Facebook got its first customer for the logout page, and the customer is also OS giant Microsoft. Now, it may bee soon that you will get to see Bing page as you logout of the Facebook, though some of the people have got it already as it is testing phase.
This step is taken by Microsoft to save its search engine so called BING 'Bing Is Not Google'. Microsoft has been spending millions of dollars to increase Bing's market share so this