/// <summary>
        /// Gets called when the trade button is touched
        /// First there is a check to see if the player can move
        /// Then the points will be deducted if it is not the first trade
        /// </summary>
        private void TradeLetterBtnTouch()
        {
            int timesTraded;

            if (GameInstance.instance.IsMultiplayer)
            {
                if (PhotonNetwork.LocalPlayer.CustomProperties["TimesTraded"] != null)
                {
                    timesTraded = (int)PhotonNetwork.LocalPlayer.CustomProperties["TimesTraded"];
                }
                else
                {
                    timesTraded = 0;
                }
            }
            else
            {
                timesTraded = Player.TimesTraded;
            }

            switch (timesTraded)
            {
            case 0:
                TradeLetters(timesTraded);
                TradeBtn.GetComponentInChildren <Text>().text = I2.Loc.LocalizationManager.GetTranslation("10_points");
                break;

            case 1:
                if (Player.EarnedPoints < 10)
                {
                    Player.InfoText = I2.Loc.LocalizationManager.GetTranslation("trade_10_points");
                }
                else
                {
                    TradeLetters(timesTraded);
                    TradeBtn.GetComponentInChildren <Text>().text = I2.Loc.LocalizationManager.GetTranslation("20_points");
                    Player.EarnedPoints -= 10;
                }
                break;

            case 2:
                if (Player.EarnedPoints < 20)
                {
                    Player.InfoText = I2.Loc.LocalizationManager.GetTranslation("trade_20_points");
                }
                else
                {
                    var subtractColor = new Color(0, 0, 0, 0.5f);
                    TradeLetters(timesTraded);
                    Button trade = TradeBtn.GetComponent <Button>();
                    trade.image.color -= subtractColor;
                    TradeBtn.GetComponentInChildren <Text>().color  -= subtractColor;
                    TradeBtn.GetComponentInChildren <Image>().color -= subtractColor;
                    Player.EarnedPoints -= 20;
                }
                break;

            default:
                Player.InfoText = I2.Loc.LocalizationManager.GetTranslation("trade_used_all");
                break;
            }
        }