IEnumerator MessageDisp()
 {
     while (_messageCount < _originalMessage.Length)
     {
         _timer += Time.deltaTime;
         if (_timer >= _messageSpeed)
         {
             _timer = 0;
             _messageCount++;
             _dispMessage = _originalMessage.Substring(0, _messageCount);
             _textView.SetMessage(_dispMessage);
         }
         yield return(null);
     }
     if (_callback != null)
     {
         _callback();
     }
 }