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);
}
}