$dsn = "DBI:ODBC:PROVIDER=MSDASQL;DRIVER={Microsoft Access Driver (*.mdb)};DBQ=" . $db_name;

##</code><code>##

$dsn = "DBI:ADO:PROVIDER=MSDASQL;DRIVER={Microsoft Access Driver (*.mdb)};DBQ=" . $db_name;

##</code><code>##

DBI->connect($dsn, "", "") or ($dbh_ok = 'no');

##</code><code>##

$dsn = 'dbi:ODBC:Driver={Microsoft Access Driver (*.mdb, )};DBQ=' . $db_name;