private void button7_Click(object sender, EventArgs e)
 {
     try
     {
         paisapayidglobal = long.Parse(paisapayidtbox.Text);
         lsp   = shippingpatnertbox.Text;
         awbno = awbnotbox.Text;
         phone = phonenumbertbox.Text;
         sms open = new sms();
         open.Show();
     }
     catch (Exception e1)
     {
         MessageBox.Show("Missing Some Important Fields");
     }
 }
 private void button7_Click(object sender, EventArgs e)
 {
     try
     {    
         paisapayidglobal = long.Parse(paisapayidtbox.Text);
         lsp = shippingpatnertbox.Text;
         awbno = awbnotbox.Text;
         phone = phonenumbertbox.Text;
         sms open = new sms();
         open.Show();
     }
     catch (Exception e1)
     {
         MessageBox.Show("Missing Some Important Fields");
     }
     
    
 }
        private void button4_Click(object sender, EventArgs e)
        {
            sms s = new sms();

            s.Show();
        }