private void btntc_update_Click(object sender, EventArgs e)
{
this.Hide();
teacher_registration t = new teacher_registration(first_name, last_name, father_name, cnic, email, mobile, course_name, dob, address, gender, city, province, country, id);
t.Show();
}
private void btntch_new_Click(object sender, EventArgs e)
{
this.Hide();
teacher_registration teach = new teacher_registration();
teach.Show();
}
