Thanks Fernando Perez! You have restored my faith in Python and SciPy. I will post a quetion about _bad_path_ errors I am getting. Again Thanks! __________________________________________________________________ Your favorite stores, helpful shopping tools and great gift ideas. Experience the convenience of buying online with Shop@Netscape! http://shopnow.netscape.com/ Get your own FREE, personal Netscape Mail account today at http://webmail.netscape.com/