static void FillNewsletterEmails()
    {
        DataTable    dt  = new DataTable();
        DBConnection obj = new DBConnection();

        try
        {
            dt = VADBCommander.ContactEmailList();
            //fill new table with unioned table
            foreach (DataRow row in dt.Rows)
            {
                VADBCommander.NewsLetterEmailShortAdd(row["contactemail"].ToString(), row["contactName"].ToString());
            }
        }
        catch (Exception ex) { throw ex; }
        finally { con.Close(); }
    }