public static void repaintGrid() {
		if (game != null) {
			game.gameGrid.repaintGrid();
			game.holdGrid.repaintGrid();
			for (int i = 0; i < QUEUE_SIZE; ++i) {
				game.inQueueGrid[i].repaintGrid();
			}
		}
		MainFrame.getThis().repaint();
		MainFrame.getThis().revalidate();
	}