private void FormMainMenuMaster_Load(object sender, EventArgs e)
        {
            lblUser.Text = dataPassing;
            lblDate.Text = DateTime.Now.ToShortDateString();
            lblTime.Text = DateTime.Now.ToLongTimeString();

            Admin CheckContract = new Admin();

            ArrayList data_contract = CheckContract.CheckContractExpiration();

            for (int i = 0; i < data_contract.Count; i = i + 2)
            {
                string ContractNumber = (string)data_contract[i];
                string ContractEndDate = (string)data_contract[i + 1];

                string TodayDate = DateTime.Today.ToShortDateString();
                string Date1 = DateTime.Today.AddDays(-1).ToShortDateString();
                string Date2 = DateTime.Today.AddDays(-2).ToShortDateString();
                string Date3 = DateTime.Today.AddDays(-3).ToShortDateString();
                string Date4 = DateTime.Today.AddDays(-4).ToShortDateString();
                string Date5 = DateTime.Today.AddDays(-5).ToShortDateString();
                string Date6 = DateTime.Today.AddDays(-6).ToShortDateString();
                string Date7 = DateTime.Today.AddDays(-7).ToShortDateString();
                string Date8 = DateTime.Today.AddDays(-8).ToShortDateString();
                string Date9 = DateTime.Today.AddDays(-9).ToShortDateString();
                string Date10 = DateTime.Today.AddDays(-10).ToShortDateString();
                string Date11 = DateTime.Today.AddDays(-11).ToShortDateString();
                string Date12 = DateTime.Today.AddDays(-12).ToShortDateString();
                string Date13 = DateTime.Today.AddDays(-13).ToShortDateString();
                string Date14 = DateTime.Today.AddDays(-14).ToShortDateString();
                string Date15 = DateTime.Today.AddDays(-15).ToShortDateString();
                string Date16 = DateTime.Today.AddDays(-16).ToShortDateString();
                string Date17 = DateTime.Today.AddDays(-17).ToShortDateString();
                string Date18 = DateTime.Today.AddDays(-18).ToShortDateString();
                string Date19 = DateTime.Today.AddDays(-19).ToShortDateString();
                string Date20 = DateTime.Today.AddDays(-20).ToShortDateString();
                string Date21 = DateTime.Today.AddDays(-21).ToShortDateString();
                string Date22 = DateTime.Today.AddDays(-22).ToShortDateString();
                string Date23 = DateTime.Today.AddDays(-23).ToShortDateString();
                string Date24 = DateTime.Today.AddDays(-24).ToShortDateString();
                string Date25 = DateTime.Today.AddDays(-25).ToShortDateString();
                string Date26 = DateTime.Today.AddDays(-26).ToShortDateString();
                string Date27 = DateTime.Today.AddDays(-27).ToShortDateString();
                string Date28 = DateTime.Today.AddDays(-28).ToShortDateString();
                string Date29 = DateTime.Today.AddDays(-29).ToShortDateString();
                string Date30 = DateTime.Today.AddDays(-30).ToShortDateString();
                string Date31 = DateTime.Today.AddDays(-31).ToShortDateString();

                if (ContractEndDate == TodayDate || ContractEndDate == Date1 || ContractEndDate == Date2 || ContractEndDate == Date3 || ContractEndDate == Date4 || ContractEndDate == Date5 || ContractEndDate == Date6 || ContractEndDate == Date7 || ContractEndDate == Date8 || ContractEndDate == Date9 || ContractEndDate == Date10 || ContractEndDate == Date11 || ContractEndDate == Date12 || ContractEndDate == Date13 || ContractEndDate == Date14 || ContractEndDate == Date15 || ContractEndDate == Date16 || ContractEndDate == Date17 || ContractEndDate == Date18 || ContractEndDate == Date19 || ContractEndDate == Date20 || ContractEndDate == Date21 || ContractEndDate == Date22 || ContractEndDate == Date23 || ContractEndDate == Date24 || ContractEndDate == Date25 || ContractEndDate == Date26 || ContractEndDate == Date27 || ContractEndDate == Date28 || ContractEndDate == Date29 || ContractEndDate == Date30 || ContractEndDate == Date31)
                {
                    Console.Beep();
                    Console.Beep();
                    Console.Beep();
                    Console.Beep();

                    notifyContract.Text = "Contract Expired";
                    notifyContract.Visible = true;
                    notifyContract.BalloonTipTitle = "Contract Expired";
                    notifyContract.BalloonTipText = "Click Here to see details";
                    notifyContract.ShowBalloonTip(300000000);
                }
            }
        }