/* (non-Javadoc)
  * @see android.app.Activity#findViewById(int)
  */
 @Override
 public View findViewById(int id) {
   View v = super.findViewById(id);
   if (v != null) return v;
   return mHelper.findViewById(id);
 }
 @Override
 public View findViewById(int id) {
   return mHelper != null ? mHelper.findViewById(id) : null;
 }