public void mouseReleased(MouseEvent e) {
		Box source = (Box)e.getSource();
		Point p = SwingUtilities.convertPoint(source, e.getPoint(), source.getParent());
		NullBox target = (NullBox)source.getParent().getComponentAt(p);
		if(target == null || source != target )
			return;
		else if(cc.getState()==1 && row>5){
			processClick(e);
		}
		else if(cc.getState()==2)
		{
			if(turn)		
				processMove(e);
		}
	}