Warning: session_start() [function.session-start]: open(..\Server\tmp\sess_e8140ca2c9eabcfdec9c3ac769ca6da7, O_RDWR) failed: No such file or directory (2) in C:\Users\blah\htdocs\customerform\project\Orderform.php on line 15
Check the path for session.save_path in php.ini and make sure it's a valid "full" path.
mysql_function(): WARNING: This extension is deprecated as of PHP 5.5.0, and will be removed in the future. Instead, the MySQLi or PDO_MySQLextension should be used. See also MySQL: choosing an API guide and related FAQ for more information.