XAMPP Drupal install on the MAC

Hey There,

I have used XAMPP on windows to build test sites and have been able to setup without a problem. I have recently purchased a Macbook and am trying to setup a testbed on it. I have installed XAMPP without a problem. I have created a database. When I try to bring up the initial install by using http://localhost/drupal I get a

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, you@example.com and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Any MAC/XAMPP drupalers out there that can tell me what I am doing wrong.

Thanks much for your time
Cliff