Cleanup of stray spaces and tabs
diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php
index b728990..bd30b7c 100644
--- a/system/helpers/array_helper.php
+++ b/system/helpers/array_helper.php
@@ -38,7 +38,7 @@
  * @param	array
  * @param	mixed
  * @return	mixed	depends on what the array contains
- */	
+ */
 if ( ! function_exists('element'))
 {
 	function element($item, $array, $default = FALSE)
@@ -49,7 +49,7 @@
 		}
 
 		return $array[$item];
-	}	
+	}
 }
 
 // ------------------------------------------------------------------------
@@ -60,7 +60,7 @@
  * @access	public
  * @param	array
  * @return	mixed	depends on what the array contains
- */	
+ */
 if ( ! function_exists('random_element'))
 {
 	function random_element($array)
@@ -70,7 +70,7 @@
 			return $array;
 		}
 		return $array[array_rand($array)];
-	}	
+	}
 }