void OnTriggerEnter(Collider other) {
		myGameController.AddScore(scoreValue);
		Instantiate(enemyExplosion, transform.position, transform.rotation);
		if (other.gameObject.tag == "Player") {
			Instantiate(playerExplosion, transform.position, transform.rotation);
			myGameController.gameOver
        Destroy (other.gameObject);
		Destroy(gameObject);
    	}
	}
}