_app = applet;
// Initialize this class' objects
if(_self == null) _self = new H();
if(_stage == null) _stage = new HStage(_app);
if(_behaviors == null) _behaviors = new HBehaviorRegistry();
if(_mouse == null) _mouse = new HMouse(_app);
try {
/* HACK
* This arbitrary reference to a field in _app.g will throw an error