Boris Tadić - the president of Serbia

I've head a very wise idea today about the Serbian elections. One doesn't need any observers there since no side claims that the other side falcified the elections. And I have to agree with that. If everyone is happy, why outside observers would be needed. But then I have another question, how many people in Serbia are not happy about the outcome? and will Kosovo declare independence?
I was looking for Boris Tadić on YouTube and found this video: