void Awake()
 {
     smallRectTrans = GetComponent<RectTransform> ();
     inputManager = FindObjectOfType<InputManagerVP>();
     largeVirtualPad = FindObjectOfType<LargeVirtualPad> ();
 }
 void Start()
 {
     largeVirtualPad = FindObjectOfType<LargeVirtualPad> ();
 }