Yes, it is possible and you should have not face such issue as this is the default behavior of the dialog.
If you want to mantain the modal functionality you can change the background overlaying style by customizing the . Ui-widget-overlay class into the jqueryui css or using themeroller too, section Modal Screen for overlays.
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.