private void moveGhosts(){
		if  (this.ghostMoveCounter == 0){
			for (int i=0; i < 4; i++){
				if (this.ghosts[i].getIsAlive() && (i != 2))
					this.ghosts[i].move();
			}
			if (this.ghosts[2].getIsAlive())
				if (!didGhostsCollide())
					this.ghosts[2].move();
		}
	}