private void searchToolStripMenuItem_Click(object sender, EventArgs e)
 {
     SearchOrReplace frm = new SearchOrReplace(dataGridView1, "Search or replace");
     frm.ShowDialog();
 }
        private void searchToolStripMenuItem_Click(object sender, EventArgs e)
        {
            SearchOrReplace frm = new SearchOrReplace(dataGridView1, "Search or replace");

            frm.ShowDialog();
        }