// Update is called once per frame
    void Update()
    {
        if (isSelected)
        {
            if (Input.GetMouseButtonDown(1))
            {
                Ray        ray = cam.ScreenPointToRay(Input.mousePosition);
                RaycastHit hit;

                if (Physics.Raycast(ray, out hit))
                {
                    // GameObject square = hit.collider.gameObject;
                    //Color color = square.GetComponent<Color>();
                    //color = Color.yellow;
                    if (playerBench)
                    {
                        playerBench = false;
                        _bench.unOccupy();
                    }
                    _bench = null;
                    GameObject currBoard = findNearestBoard(this.transform.position);
                    if (currBoard != null)
                    {
                        if (currBoard.GetComponent <Board_block>() != null)
                        {
                            Board_block instance = currBoard.GetComponent <Board_block>();
                            instance.unOccupy();
                        }
                    }

                    this.transform.position = findBoard(hit.point);
                    currBoard = findNearestBoard(this.transform.position);
                    if (currBoard != null)
                    {
                        if (currBoard.GetComponent <Board_block>() != null)
                        {
                            Board_block instance = currBoard.GetComponent <Board_block>();
                            instance.occupy();
                        }
                    }
                    isSelected = false;
                }
            }
            else if (Input.GetKeyUp("b"))
            {
                if (_bench != null)
                {
                    _bench.unOccupy();
                }
                playerBench = false;
                sendToBench();
                isSelected = false;
            }
        }
    }
 private void Start()
 {
     cam    = Camera.main;
     _bench = GameObject.Find("Bench").GetComponent <Bench_Script>();
     if (_bench == null)
     {
         Debug.Log("The bench messed up");
     }
     if (playerBench == false)
     {
         sendToBench();
     }
 }