private void cmdcustomer_Click(object sender, EventArgs e) { frmguest_user frm = frmguest_user.get_instance(); this.Hide(); frm.Show(); }
public static frmguest_user get_instance() { if (guest_user == null) { guest_user = new frmguest_user(); return(guest_user); } else { return(guest_user); } }