Why would it? Arabs are racists who regard black Africans as inferiors good only for slave fodder, which is what the Arabs who invented the slave trade have been treating them as for centuries, and continue to do in places like the Sudan. Why would an American president of partial black African origin cause them to suddenly love us?
1 minute satirical Obama video here:
http://www.youtube.com/watch?v=tR6b-kWncI4
Hurry before some diversity loving (RIGHT!) Obamaniac at YouTube pulls it.