Cleanup of stray spaces and tabs
diff --git a/system/helpers/xml_helper.php b/system/helpers/xml_helper.php
index 56f5e01..dcfbbdf 100644
--- a/system/helpers/xml_helper.php
+++ b/system/helpers/xml_helper.php
@@ -33,36 +33,36 @@
  * @access	public
  * @param	string
  * @return	string
- */	
+ */
 if ( ! function_exists('xml_convert'))
 {
 	function xml_convert($str, $protect_all = FALSE)
 	{
 		$temp = '__TEMP_AMPERSANDS__';
 
-		// Replace entities to temporary markers so that 
-		// ampersands won't get messed up	
+		// Replace entities to temporary markers so that
+		// ampersands won't get messed up
 		$str = preg_replace("/&#(\d+);/", "$temp\\1;", $str);
-	
+
 		if ($protect_all === TRUE)
 		{
 			$str = preg_replace("/&(\w+);/",  "$temp\\1;", $str);
 		}
-	
+
 		$str = str_replace(array("&","<",">","\"", "'", "-"),
 							array("&amp;", "&lt;", "&gt;", "&quot;", "&apos;", "&#45;"),
 							$str);
 
-		// Decode the temp markers back to entities		
+		// Decode the temp markers back to entities
 		$str = preg_replace("/$temp(\d+);/","&#\\1;",$str);
-	
+
 		if ($protect_all === TRUE)
 		{
 			$str = preg_replace("/$temp(\w+);/","&\\1;", $str);
 		}
-	
+
 		return $str;
-	}	
+	}
 }
 
 // ------------------------------------------------------------------------