product .......\addcompany.php .......\addproduct.php .......\browse.php .......\buy.php .......\checklogin.php .......\dbconnect.php .......\head.php .......\index.html .......\login.php .......\logout.php .......\modify.php .......\product.sql .......\product_backup.sql .......\reg.php .......\regok.php .......\sell.php