Fix rest of the helpers
diff --git a/system/helpers/number_helper.php b/system/helpers/number_helper.php
index 40da6e7..2a906ba 100644
--- a/system/helpers/number_helper.php
+++ b/system/helpers/number_helper.php
@@ -37,14 +37,15 @@
// ------------------------------------------------------------------------
-/**
- * Formats a numbers as bytes, based on size, and adds the appropriate suffix
- *
- * @param mixed // will be cast as int
- * @return string
- */
if ( ! function_exists('byte_format'))
{
+ /**
+ * Formats a numbers as bytes, based on size, and adds the appropriate suffix
+ *
+ * @param mixed // will be cast as int
+ * @param int
+ * @return string
+ */
function byte_format($num, $precision = 1)
{
$CI =& get_instance();