private void btnDraw_Click(object sender, EventArgs e)
 {
     using (MapOptionsForm mapopts = new MapOptionsForm(dal))
     {
         mapopts.ShowDialog();
     }
 }
 private void btnMap_Click2(object sender, EventArgs e)
 {
     using (MapOptionsForm form = new MapOptionsForm(data))
     {
         form.ShowDialog();
     }
 }