public class shoot : MonoBehaviour {
	
	private Animator aniAim;
	
	void Start () {
		aniAim = imgAim.GetComponent<Animator>();	
	}
	
	// Update is called once per frame
	void Update () {
		
		aniAim.SetBool("bAim", false);

		Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
		RaycastHit hit;
		if (Physics.Raycast(ray, out hit, 100))
		{
			txtTarget.text = hit.transform.tag.ToString();
			if (hit.transform.tag == "target1")
			{
				aniAim.SetBool("bAim", true);
			}
			else if (hit.transform.tag == "target2")
			{
				aniAim.SetBool("bAim", true);
			}
			else if (hit.transform.tag == "target3")
			{
				aniAim.SetBool("bAim", true);
			}
		}

	}
}