public void DeductEncouragementStat()
 {
     if (encouragementTime > encouragementChangeTime)
     {
         //deduct the point
         statMsg.SetActive(true);
         statMsg.GetComponent <Text>().text = "-1 encouragement";
         encouragementTime = 0;
         StartCoroutine(ShowStatMessage(1.0f));
         player.updateEncouragementStat(-1);
     }
 }
    public void takeDoc()
    {
        if (documentID > -1)
        {
            StopCoroutine(blinking(image));
            inDocArea = false;
            docManager.collectDoc(documentID, true);

            player.updateEncouragementStat(1);
            system.SendMessage("IsStatChange", "+1 trustness");
        }
    }