$config['dont_override'] = array('timezone', 'dst_active', 'prettydate', 'mime_param_folding', 'mdn_requests', 'check_all_folders', 'show_images', 'inline_images', 'index_sort', 'top_posting', 'strip_existing_sig', 'sig_above', 'show_sig', 'force_7bit', 'def ault_charset', 'delete_always', 'mdn_default', 'dsn_default', 'reply_same_folder', 'default_addressbook', 'autocomplete_single', 'addressbook_name_listing', 'forward_attachment', 'addressbook_pagesize');