void OnEnable()
    {
        if (Image1 != null)
        {
            Vector3 lifeImage2Pos = Image1.GetComponent <RectTransform>().position;
            lifeImage2Pos.y -= Image1.GetComponent <RectTransform>().GetHeight();
            Image2.GetComponent <RectTransform>().position = lifeImage2Pos;

            StartingPos = Image1.GetComponent <RectTransform>().position;

            CutMaskStartingY = CutMask.transform.position.y;
            CutMaskHeight    = CutMask.GetComponent <RectTransform>().GetHeight();
        }
    }
    void Update()
    {
        if (Image1 != null)
        {
            Vector3 pos1 = Image1.GetComponent <RectTransform>().position;
            pos1.y += 0.5f;
            Image1.GetComponent <RectTransform>().position = pos1;

            Vector3 pos2 = Image2.GetComponent <RectTransform>().position;
            pos2.y += 0.5f;
            Image2.GetComponent <RectTransform>().position = pos2;

            if (pos2.y >= StartingPos.y)
            {
                Image1.GetComponent <RectTransform>().position = StartingPos;
                Vector3 tmp = StartingPos;
                tmp.y -= Image1.GetComponent <RectTransform>().GetHeight();
                Image2.GetComponent <RectTransform>().position = tmp;
            }
        }
    }