Apparently firefox 4 has websockets disabled because of vulnerabilities. To quote From this article.
First of all your mistake is using php function with javascript require_once 'WebSocket. Php'; and secondly go through the tutorial as in the link below.
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.