[ci skip] Cleaned some spaces
diff --git a/system/core/Security.php b/system/core/Security.php
index b8e66c0..c415544 100644
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -368,7 +368,7 @@
 		}
 		else
 		{
-			$str = str_replace(array('<?', '?'.'>'),  array('&lt;?', '?&gt;'), $str);
+			$str = str_replace(array('<?', '?'.'>'), array('&lt;?', '?&gt;'), $str);
 		}
 
 		/*
@@ -382,7 +382,6 @@
 			'applet', 'alert', 'document', 'write', 'cookie', 'window'
 		);
 
-
 		foreach ($words as $word)
 		{
 			$word = implode('\s*', str_split($word)).'\s*';