private void fillGrid()
        {
            db = new DB();
              try {
            chkSelect.Checked = true;
            newAccountsTable = db.getNewAccounts(wizard);
            foreach (DataColumn column in newAccountsTable.Columns)
              column.ReadOnly = true;
            newAccountsTable.Columns[DB.IMPORT].ReadOnly = false;
            dataGridView1.DataSource = newAccountsTable;

              }
              catch (Exception ex) {
            MessageBox.Show(ex.Message);
            Close();
              }
        }