private void Update_Click(object sender, EventArgs e)
        {
            AdminData ad = new AdminData();

            if (ad.ChangePass(this.admId, new_name.Text, new_mail.Text) == true)
            {
                MessageBox.Show("Update successfully", "Success");
                Init(new_mail.Text);
            }
            else
            {
                MessageBox.Show("Sorry there is a problem.Please check again", "Error");
            }
        }
        private void metroButton5_Click(object sender, EventArgs e)
        {
            AdminData ad = new AdminData();

            if (ad.ChangePass(this.admId, metroTextBox6.Text, metroTextBox5.Text) == true)
            {
                MessageBox.Show("Password Changed", "Success");
                Init();
            }
            else
            {
                MessageBox.Show("Sorry there is a problem.Please check again", "Error");
            }
        }