diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 17a6dfb..09ca07e 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -21,7 +21,7 @@
  * Note: _DB is an extender class that the app controller
  * creates dynamically based on whether the active record
  * class is being used or not.
- * 
+ *
  * @package		CodeIgniter
  * @subpackage	Drivers
  * @category	Database
@@ -107,18 +107,18 @@
 	 * @param	string	an SQL query
 	 * @return	string
 	 */	
-    function _prep_query($sql)
-    {
+	function _prep_query($sql)
+	{
 		return $sql;
-    }
+	}
 
 	// --------------------------------------------------------------------
 
 	/**
 	 * Begin Transaction
-	 * 
+	 *
 	 * @access	public
-	 * @return	bool		 
+	 * @return	bool		
 	 */	
 	function trans_begin($test_mode = FALSE)
 	{
@@ -134,8 +134,8 @@
 		}
 
 		// Reset the transaction failure flag.
-		// If the $test_mode flag is set to TRUE transactions will be rolled back 
-		// even if the queries produce a successful result. 
+		// If the $test_mode flag is set to TRUE transactions will be rolled back
+		// even if the queries produce a successful result.
 		$this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
 
 		return odbc_autocommit($this->conn_id, FALSE);
@@ -145,9 +145,9 @@
 
 	/**
 	 * Commit Transaction
-	 * 
+	 *
 	 * @access	public
-	 * @return	bool		 
+	 * @return	bool		
 	 */	
 	function trans_commit()
 	{
@@ -171,9 +171,9 @@
 
 	/**
 	 * Rollback Transaction
-	 * 
+	 *
 	 * @access	public
-	 * @return	bool		 
+	 * @return	bool		
 	 */	
 	function trans_rollback()
 	{