private void addToolStripMenuItem_Click(object sender, EventArgs e)
 {
     Frm_Original_Linked_Details a = new Frm_Original_Linked_Details();
     a.type = "0";
     a.ShowDialog();
     LoadData();
 }
 private void editToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (dataGridView1.Rows.Count == 0)
     {
         MessageBox.Show("Please choose 1 row for editing");
         return;
     }
     if (dataGridView1.Rows.Count > 0)
     {
         Frm_Original_Linked_Details a = new Frm_Original_Linked_Details();
         a.type = "1";
         a.ref_no = dataGridView1[0, dataGridView1.CurrentCell.RowIndex].Value.ToString();
         a.ShowDialog();
         LoadData();
     }
     else
         return;
 }