Diffuse and Specular reflection in this pixelshader?

I'm not going to paste the code into here, but the answer to all your questions is http://www.lighthouse3d.com/opengl/glsl/index.php?lights .

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.