diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php
index c0e3798..19ec0c7 100644
--- a/system/helpers/captcha_helper.php
+++ b/system/helpers/captcha_helper.php
@@ -87,7 +87,7 @@
 
 		$current_dir = @opendir($img_path);
 
-		while($filename = @readdir($current_dir))
+		while ($filename = @readdir($current_dir))
 		{
 			if ($filename != "." and $filename != ".." and $filename != "index.html")
 			{
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 334eef8..9518e48 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -128,7 +128,7 @@
 			return FALSE;
 		}
 
-		while(FALSE !== ($filename = @readdir($current_dir)))
+		while (FALSE !== ($filename = @readdir($current_dir)))
 		{
 			if ($filename != "." and $filename != "..")
 			{
diff --git a/system/helpers/language_helper.php b/system/helpers/language_helper.php
index 68c1a1f..ac0d69d 100644
--- a/system/helpers/language_helper.php
+++ b/system/helpers/language_helper.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
  *
diff --git a/system/helpers/number_helper.php b/system/helpers/number_helper.php
index a2caea5..6117775 100644
--- a/system/helpers/number_helper.php
+++ b/system/helpers/number_helper.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
  *
diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php
index 80a8d79..463881f 100644
--- a/system/helpers/smiley_helper.php
+++ b/system/helpers/smiley_helper.php
@@ -59,7 +59,7 @@
 
 				if (is_array($alias))
 				{
-					foreach($alias as $name => $id)
+					foreach ($alias as $name => $id)
 					{
 						$m[] = '"'.$name.'" : "'.$id.'"';
 					}
@@ -101,7 +101,7 @@
 		{
 			if (is_array($alias))
 			{
-				foreach($alias as $name => $id)
+				foreach ($alias as $name => $id)
 				{
 					$r .= 'smiley_map["'.$name.'"] = "'.$id.'";'."\n";
 				}
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index 47e6ccc..96afd4c 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -443,7 +443,7 @@
 			}
 
 			$temp = '';
-			while((strlen($line)) > $charlim)
+			while ((strlen($line)) > $charlim)
 			{
 				// If the over-length word is a URL we won't wrap it
 				if (preg_match("!\[url.+\]|://|wwww.!", $line))