private void MDI_Load(object sender, EventArgs e)
        {
            string path = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments) + "\\bms_connect";

            if (File.Exists(path))
            {
                login lg = new login();

                CodingSourceClass.ShowWindow(lg, this);
            }
            else
            {
                SETTINGS ss = new SETTINGS();

                CodingSourceClass.ShowWindow(ss, this);
            }
        }
        private void settingsToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            SETTINGS set = new SETTINGS();

            CodingSourceClass.ShowWindow(set, this);
        }