void unLid()
{
if (controller.currentCust() != null)
{
current_ammount = 0;
controller.currentCust().giveCustomerSmoothie(mixer.empty());
mixer.empty();
fillSprite.transform.localPosition = new Vector3(0, (current_ammount * (max_y_coordinates - min_y_coordinates) / max_fill) + min_y_coordinates, 0);
}
int launchDir = ((int)(Random.value * 2) * 2) - 1;
lidPrefab.SetActive(true);
lidPrefab.transform.rotation = Quaternion.Euler(new Vector3(0, 0, 0));
lidPrefab.transform.position = lid.transform.position;
lidPrefab.GetComponent <Rigidbody2D>().AddForce(new Vector3(launchDir * 1000, 200, 0));
lid.SetActive(false);
lidded = false;
}