Fatal error: Class 'Site' not found in /Volumes/Storage/Projects/TsunamiGS/Sites/soanime/index.php on line 4

<?php
require('../common/lib/classes/site.class.php');

$site = new Site;
$site->app = 'soanime';
$site->loadApp();

?>

<?
class Site {
	
	public $app;

	public loadApp() {
		/*
		|---------------------------------------------------------------
		| SYSTEM FOLDER NAME
		|---------------------------------------------------------------
		*/
			$this->system_folder = "../common/lib/codeigniter";

		/*
		|---------------------------------------------------------------
		| APPLICATION FOLDER NAME
		|---------------------------------------------------------------
		*/
			$this->application_folder = "../common/lib/codeigniter/application/" . $this->app;

		/*
		|===============================================================
		| END OF USER CONFIGURABLE SETTINGS
		|===============================================================
		*/


		/*
		|---------------------------------------------------------------
		| SET THE SERVER PATH
		|---------------------------------------------------------------
		|
		| Let's attempt to determine the full-server path to the "system"
		| folder in order to reduce the possibility of path problems.
		| Note: We only attempt this if the user hasn't specified a 
		| full server path.
		|
		*/
		if (strpos($this->system_folder, '/') === FALSE)
		{
			if (function_exists('realpath') AND @realpath(dirname(__FILE__)) !== FALSE)
			{
				$this->system_folder = realpath(dirname(__FILE__)).'/'.$this->system_folder;
			}
		}
		else
		{
			// Swap directory separators to Unix style for consistency
			$this->system_folder = str_replace("\\", "/", $this->system_folder); 
		}

		/*
		|---------------------------------------------------------------
		| DEFINE APPLICATION CONSTANTS
		|---------------------------------------------------------------
		|
		| EXT		- The file extension.  Typically ".php"
		| FCPATH	- The full server path to THIS file
		| SELF		- The name of THIS file (typically "index.php)
		| BASEPATH	- The full server path to the "system" folder
		| APPPATH	- The full server path to the "application" folder
		|
		*/
		define('EXT', '.'.pathinfo(__FILE__, PATHINFO_EXTENSION));
		define('FCPATH', __FILE__);
		define('SELF', pathinfo(__FILE__, PATHINFO_BASENAME));
		define('BASEPATH', $this->system_folder.'/');

		if (is_dir($this->application_folder))
		{
			define('APPPATH', $this->application_folder.'/');
		}
		else
		{
			if ($this->application_folder == '')
			{
				$this->application_folder = 'application';
			}

			define('APPPATH', BASEPATH.$this->application_folder.'/');
		}

		/*
		|---------------------------------------------------------------
		| LOAD THE FRONT CONTROLLER
		|---------------------------------------------------------------
		|
		| And away we go...
		|
		*/
		require_once BASEPATH.'codeigniter/CodeIgniter'.EXT;
		
		
	}
	
}

?>