public long GetTenderCostMin(long lCurTenderCost)
    {
        double num  = (double)AuctionMainDlg.GetAuctionTenderRate();
        long   num2 = (long)((double)lCurTenderCost * num);

        if (0L >= num2)
        {
            num2 = 1L;
        }
        return(lCurTenderCost + num2);
    }