public void SpawnMenu(MageAssignableBuilding building)
        {
            if (OpenMenu)
            {
                OpenMenu.AttachedBuilding.MenuOpen = false;
                OpenMenu.AttachedBuilding.Menu     = null;
                OpenMenu = null;
            }
            BuildingMenu newMenu = Instantiate(MenuPrefab);

            newMenu.transform.SetParent(transform, false);
            var screenSize = gameObject.GetComponent <RectTransform>().sizeDelta;
            var posX       = Camera.main.WorldToViewportPoint(building.transform.position).x *screenSize.x - screenSize.x / 2;
            var posY       = Camera.main.WorldToViewportPoint(building.transform.position).y *screenSize.y - screenSize.y / 2 + 80;

            newMenu.transform.localPosition = new Vector3(posX, posY, 0);
            newMenu.AttachedBuilding        = building;
            newMenu.AttachedBuilding.Menu   = newMenu;
            newMenu.SpawnButtons(building, UIManager);
            OpenMenu          = newMenu;
            building.MenuOpen = true;
            UIManager.CreateTowerMenuCloser(delegate {
                RaycastHit towerHit;
                if (Physics.Raycast(Camera.main.ScreenPointToRay(Input.mousePosition), out towerHit))
                {
                    if (towerHit.collider.tag == "Tower" || towerHit.collider.tag == "Shrine")
                    {
                        if (towerHit.collider.gameObject.GetComponent <MageAssignableBuilding>().InsideMage != null)
                        {
                            if (towerHit.collider.gameObject == building.gameObject)
                            {
                                CloseMenu(building);
                            }
                            else
                            {
                                building = towerHit.collider.gameObject.GetComponent <MageAssignableBuilding>();
                            }
                        }
                        else
                        {
                            CloseMenu(building);
                        }
                    }
                    else
                    {
                        CloseMenu(building);
                    }
                }
            });
        }