Oracle 7 + ODBC + PHP4 + NT?

I've had no great joy in getting PHP4 to connect to Oracle using native drivers. Can anybody point me in the direction of php_odbc.dll and, ideally, instructions for getting connected via ODBC? If necessary, we could live with using PHP3, if this is easier. David Harbud Chase Information Technology Services Limited 83/85 Mansell Street London E1 8AN Tel: +44 (0)20 7459 3826 Fax: +44 (0)20 7459 3801 E-mail: david@chaseits.co.uk The information contained within this message is confidential and may be legally privileged. It is intended solely for the addressee. Access to this message by any other person is strictly unauthorised. This message remains the property of Chase Information Technology Services Limited and its contents are subject to copyright. If you are not the intended recipient, any disclosure, copying, distribution or action taken or omitted to be taken in reliance on it, is prohibited and unlawful. While Chase Information Technology Services Limited runs anti-virus software on all servers and all workstations, it cannot be held responsible for any infected files that you may receive. Chase Information Technology Services Limited advises all recipients to virus scan any file attachments.