private void btn_add_Click(object sender, EventArgs e)
        {
            DialogResult yesno = MessageBox.Show("Add new employee?", "ADD", MessageBoxButtons.YesNo);

            if (yesno == DialogResult.Yes)
            {
                try
                {
                    myconn.Open();
                    OleDbCommand cmd = new OleDbCommand();
                    cmd.CommandType = CommandType.Text;
                    cmd.CommandText = @"INSERT INTO Emp_Overview(Emp_ID, Last_Name, Mid_Name, Suffix_Name, First_Name, Emp_Status, Date_Hired, Contract_Exp, Emp_Position, Emp_Dept) VALUES (@id, @lname, @mname, @suffix, @fname, @empstatus, @datehired, @contract, @pos, @dept)";
                    cmd.Parameters.AddWithValue("@id", tb_id.Text);
                    cmd.Parameters.AddWithValue("@lname", tb_lname.Text);
                    cmd.Parameters.AddWithValue("@mname", tb_mname.Text);
                    cmd.Parameters.AddWithValue("@suffix", tb_suffix.Text);
                    cmd.Parameters.AddWithValue("@fname", tb_fname.Text);
                    cmd.Parameters.AddWithValue("@empstatus", cb_status.Text);
                    cmd.Parameters.AddWithValue("@datehired", date_hired.Value.ToShortDateString());
                    cmd.Parameters.AddWithValue("@contract", datecontract);
                    cmd.Parameters.AddWithValue("@pos", tb_position.Text);
                    cmd.Parameters.AddWithValue("@dept", cb_dept.Text);
                    cmd.Connection = myconn;
                    cmd.ExecuteNonQuery();
                    MessageBox.Show("Record Added Successfully");
                    User_Control.UC_Employee ue = new User_Control.UC_Employee();
                    ue.loademployees();
                    myconn.Close();
                    audittrail("Added Employee No. " + tb_id.Text);
                    this.Close();
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                    myconn.Close();
                }
            }
        }
 private void setstatus()
 {
     try
     {
         myconn.Open();
         OleDbCommand cmd = new OleDbCommand();
         cmd.CommandType = CommandType.Text;
         cmd.CommandText = @"UPDATE Emp_Overview set Emp_Status = @status where ID=@id";
         cmd.Parameters.AddWithValue("@status", "Inactive");
         cmd.Parameters.AddWithValue("@id", empsystemid);
         cmd.Connection = myconn;
         cmd.ExecuteNonQuery();
         MessageBox.Show("Record Removed Successfully");
         User_Control.UC_Employee ue = new User_Control.UC_Employee();
         ue.loademployees();
         this.Close();
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message);
     }
     myconn.Close();
 }