public void buyObjective()
	{
		if (this.game.chestOpen && this.chestWood >= 50 && this.chestStone >= 30)
		{
			// build objective
			// end game
			this.chestWood -= 50;
			this.chestStone -= 30;
			System.out.println("juhuu gewonnen!");
			this.game.house = true;
		}
	}