void setMoney(int money) {
		this.money = money;
		for (Button b : buttons) {
			if (!b.isBlank()) {
				TowerButton tb = (TowerButton)b;
				boolean canAfford = tb.getTowerData().buildCost <= money;
				b.setActive(canAfford && !tb.towerLocked);
				if(tb.towerLocked){
					tb.setUnlockAreaActive(tb.getTowerData().unlockCost <= money);
				}
			}
		}
	}