private void FLGNBTN_Click(object sender, EventArgs e)
        {
            try
            {
                SqlConnection  tcon = new SqlConnection(@"Data Source =AD-PC\SQLEXPRESS10;Initial Catalog = tlogin; Integrated Security = True; Connect Timeout = 30; Encrypt = False; TrustServerCertificate = False; ApplicationIntent = ReadWrite; MultiSubnetFailover = False");
                SqlDataAdapter sda  = new SqlDataAdapter("select Count(*) from flogin where FacultyId = '" + FTXTBOXID.Text + "' and Pass='******'", tcon);
                DataTable      dt   = new DataTable();
                sda.Fill(dt);

                if (dt.Rows[0][0].ToString() == "1")
                {
                    Global.FacultyId = Int32.Parse(FTXTBOXID.Text);
                    MessageBox.Show(" ID No:'" + Global.FacultyId + "' Successfully Logged in");
                    this.Hide();

                    FMenu menu = new FMenu();
                    counter = 3;
                    if (menu.Enabled || counter == 3)
                    {
                        SMS.Text            = "Faculty ID : " + Global.FacultyId;
                        SMS.Visible         = true;
                        SMS.Icon            = new System.Drawing.Icon(Path.GetFullPath(@"C: \Users\AD\source\repos\Student Management System\WindowsFormsApp1\Resources\Black.ico"));
                        SMS.BalloonTipText  = "Faculty ID : '" + Global.FacultyId + "'  You're  Successfully Logged in  ";
                        SMS.BalloonTipTitle = "Have a Great Day Ahead :) :)";
                        SMS.ShowBalloonTip(100);
                        SMS.ContextMenuStrip.AllowTransparency = true;
                    }
                    menu.Show();
                }
                else
                {
                    MessageBox.Show("Check your Id or Password");
                }
            }
            catch (System.Exception)
            {
                MessageBox.Show("Please Enter Integer Value", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }