Autoload error

[eluser]dorwin[/eluser]
If I dont put include_path I have error :

Code:

Warning: require_once(/system/codeigniter/CodeIgniter.php) [function.require-once]: failed to open stream: No such file or directory in C:\wamp\www\francebay\whooper\index.php on line 121

Fatal error: require_once() [function.require]: Failed opening required '/system/codeigniter/CodeIgniter.php' (include_path='.;C:\php5\pear;') in C:\wamp\www\francebay\whooper\index.php on line 121

There is a screen of my folder disposition : http://yfrog.com/9efoldersp

index.php :

Code:

$system_folder = "/system";
$application_folder = "application";
//i tryed
$application_folder = "../../francebay/whooper/application";
//same error