SliderAndScrollbarDialogControlDefinition.register(nifty);
DragAndDropDialogDefinition.register(nifty);
createIntroScreen(nifty);
createDemoScreen(nifty);
nifty.gotoScreen("start");
// start the render loop
LwjglInitHelper.renderLoop(nifty, null);
LwjglInitHelper.destroy();
}