When the mouse is clicked outside of the menubar it won't be picked up by a listener for the menubar . You need to add a mouse click listener to your application's window. When the mouse is clicked and it is outside of the menubar hide it.
Use widget's blur handler. It detects when the widget lost focus.
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.