Warning: require_once(phpGrid/conf.php) [function.require-once]: failed to open stream: No such file or directory in C:\wamp\www\phpGrid_Lite\examples\phpgrid_phpchart_integration.php on line 2

Fatal error: require_once() [function.require]: Failed opening required 'phpGrid/conf.php' (include_path='.;C:\php5\pear') in C:\wamp\www\phpGrid_Lite\examples\phpgrid_phpchart_integration.php on line 2