public boolean hasText()	{
		for (int i = 0; sequenceList != null && i < sequenceList.size(); i++)	{
			Object o = sequenceList.get(i);
			if (o instanceof ResultTree == false)
				return true;	// StringBuffer was allocated with minimum one char
			else
			if (((ResultTree)o).hasText())
				return true;
		}
		return false;
	}