private void button1Ok_Click(object sender, EventArgs e)
        {
            try
            {
                FlightCollection File    = new FlightCollection("Flights.txt");
                Flight           Current = File.FindByNumber(Number);

                string depDay = dateTimePicker1DepartureDay.Value.Day.ToString() + "."
                                + dateTimePicker1DepartureDay.Value.Month.ToString() + "."
                                + dateTimePicker1DepartureDay.Value.Year.ToString();
                string arrDay = dateTimePicker2arrivalDay.Value.Day.ToString() + "."
                                + dateTimePicker2arrivalDay.Value.Month.ToString() + "."
                                + dateTimePicker2arrivalDay.Value.Year.ToString();
                string depTime = numericUpDown1DepHour.Value + ":" + numericUpDown2DepMinutes.Value;
                string arrTime = numericUpDown1ArrHours.Value + ":" + numericUpDown1ArrMinutes.Value;

                string StopStation = Program.RemoveSpaces(textBox3stopstat.Text);

                if (StopStation != "")
                {
                    Current.AddStopStation(StopStation);
                }

                Current.Departure = Convert.ToDateTime(depDay + " " + depTime);
                Current.Arrival   = Convert.ToDateTime(arrDay + " " + arrTime);
                File.ClearFile();
                File.WriteInFile();
                this.Close();
                Program.MainForm.OnLoadFuction();
            }
            catch (Exception myexp)
            {
                MessageBox.Show(myexp.Message, "Оповещение");
            }
        }
        private void button3_Click(object sender, EventArgs e)
        {
            string           num  = FlightTable1.CurrentRow.Cells[0].Value.ToString();
            FlightCollection file = new FlightCollection("Flights.txt");

            file.RemoveFlightAndFile(num);
            file.ClearFile();
            file.WriteInFile();
            OnLoadFuction();
        }