diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php
index d19fa24..f6aee35 100644
--- a/system/database/drivers/odbc/odbc_result.php
+++ b/system/database/drivers/odbc/odbc_result.php
@@ -1,13 +1,13 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
  * An open source application development framework for PHP 5.2.4 or newer
  *
  * NOTICE OF LICENSE
- * 
+ *
  * Licensed under the Open Software License version 3.0
- * 
+ *
  * This source file is subject to the Open Software License (OSL 3.0) that is
  * bundled with this package in the files license.txt / license.rst.  It is
  * also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * ODBC Result Class
  *
@@ -128,9 +126,9 @@
 	/**
 	 * Free the result
 	 *
-	 * @return	null
+	 * @return	void
 	 */
-	function free_result()
+	public function free_result()
 	{
 		if (is_resource($this->result_id))
 		{
@@ -148,10 +146,9 @@
 	 * this internally before fetching results to make sure the
 	 * result set starts at zero
 	 *
-	 * @access	private
-	 * @return	array
+	 * @return	bool
 	 */
-	function _data_seek($n = 0)
+	protected function _data_seek($n = 0)
 	{
 		return FALSE;
 	}
@@ -163,12 +160,11 @@
 	 *
 	 * Returns the result set as an array
 	 *
-	 * @access	private
 	 * @return	array
 	 */
-	function _fetch_assoc()
+	protected function _fetch_assoc()
 	{
-		if (function_exists('odbc_fetch_object'))
+		if (function_exists('odbc_fetch_array'))
 		{
 			return odbc_fetch_array($this->result_id);
 		}
@@ -185,10 +181,9 @@
 	 *
 	 * Returns the result set as an object
 	 *
-	 * @access	private
 	 * @return	object
 	 */
-	function _fetch_object()
+	protected function _fetch_object()
 	{
 		if (function_exists('odbc_fetch_object'))
 		{
@@ -200,6 +195,7 @@
 		}
 	}
 
+	// --------------------------------------------------------------------
 
 	/**
 	 * Result - object
@@ -207,21 +203,24 @@
 	 * subsititutes the odbc_fetch_object function when
 	 * not available (odbc_fetch_object requires unixODBC)
 	 *
-	 * @access	private
 	 * @return	object
 	 */
-	function _odbc_fetch_object(& $odbc_result) {
+	protected function _odbc_fetch_object(& $odbc_result)
+	{
 		$rs = array();
 		$rs_obj = FALSE;
-		if (odbc_fetch_into($odbc_result, $rs)) {
-			foreach ($rs as $k=>$v) {
-				$field_name= odbc_field_name($odbc_result, $k+1);
+		if (odbc_fetch_into($odbc_result, $rs))
+		{
+			foreach ($rs as $k => $v)
+			{
+				$field_name = odbc_field_name($odbc_result, $k+1);
 				$rs_obj->$field_name = $v;
 			}
 		}
 		return $rs_obj;
 	}
 
+	// --------------------------------------------------------------------
 
 	/**
 	 * Result - array
@@ -229,16 +228,18 @@
 	 * subsititutes the odbc_fetch_array function when
 	 * not available (odbc_fetch_array requires unixODBC)
 	 *
-	 * @access	private
 	 * @return	array
 	 */
-	function _odbc_fetch_array(& $odbc_result) {
+	protected function _odbc_fetch_array(& $odbc_result)
+	{
 		$rs = array();
 		$rs_assoc = FALSE;
-		if (odbc_fetch_into($odbc_result, $rs)) {
-			$rs_assoc=array();
-			foreach ($rs as $k=>$v) {
-				$field_name= odbc_field_name($odbc_result, $k+1);
+		if (odbc_fetch_into($odbc_result, $rs))
+		{
+			$rs_assoc = array();
+			foreach ($rs as $k => $v)
+			{
+				$field_name = odbc_field_name($odbc_result, $k+1);
 				$rs_assoc[$field_name] = $v;
 			}
 		}