public void frameEventCallback(Movie mov){
if (_frameListeners != null) {
var enumerator = new List<FrameListener>(_frameListeners).GetEnumerator();
while (enumerator.MoveNext()) {
var listener = enumerator.Current;
listener.callback(mov as BBFlashMovie);
}
}
if (_parent != null)
((BBFlashMovieImp)_parent).frameEventCallback (mov);
}