Most Koreans don't use Facebook. He does have a twitter though :p
http://www.facebook.com/djokovic.official
yes...of course!
Yes. Here is a recent picture of Kim Novak: http://images.zap2it.com/movies/people/37036/37036_h_ba.jpg
NO! Despite all the websites suggesting otherwise, she died a few years ago. Sorry, I don't have the date but a Google search of "Kim Novak dies" should do the trick.