diff --git a/system/codeigniter/Common.php b/system/codeigniter/Common.php
index 8b80b42..b0df529 100644
--- a/system/codeigniter/Common.php
+++ b/system/codeigniter/Common.php
@@ -1,4 +1,4 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -140,16 +140,16 @@
 {
 	static $main_conf;
 
-	if (! isset($main_conf))
+	if ( ! isset($main_conf))
 	{
-		if (! file_exists(APPPATH.'config/config'.EXT))
+		if ( ! file_exists(APPPATH.'config/config'.EXT))
 		{
 			exit('The configuration file config'.EXT.' does not exist.');
 		}
 
 		require(APPPATH.'config/config'.EXT);
 
-		if (! isset($config) OR ! is_array($config))
+		if ( ! isset($config) OR ! is_array($config))
 		{
 			exit('Your config file does not appear to be formatted correctly.');
 		}
@@ -169,11 +169,11 @@
 {
 	static $config_item = array();
 
-	if (! isset($config_item[$item]))
+	if ( ! isset($config_item[$item]))
 	{
 		$config =& get_config();
 
-		if (! isset($config[$item]))
+		if ( ! isset($config[$item]))
 		{
 			return FALSE;
 		}