public void OnMouseDown()
 {
     if (m_camTransitionSc != null && m_closeViewCamera != null)
     {
         if (!m_camTransitionSc.m_isOnCity)
         {
             m_cityCameraCanvas.GetComponent <GraphicRaycaster>().enabled = true;
             m_cityUIScript.A_cityGO = gameObject.transform.parent.gameObject;
             m_closeViewCamera.gameObject.SetActive(true);
             m_cityCameraCanvas.GetComponent <Canvas>().worldCamera = m_closeViewCamera;
             m_camTransitionSc.ActiveTansitionMainToTarget(m_closeViewCamera);
         }
     }
 }