diff --git a/lib/dtllib.php b/lib/dtllib.php
index 34ce69436a7..507b0d7af7f 100644
--- a/lib/dtllib.php
+++ b/lib/dtllib.php
@@ -1,50 +1,68 @@
-<?php // $Id$
+<?php
 
-///////////////////////////////////////////////////////////////////////////
-//                                                                       //
-// NOTICE OF COPYRIGHT                                                   //
-//                                                                       //
-// Moodle - Modular Object-Oriented Dynamic Learning Environment         //
-//          http://moodle.com                                            //
-//                                                                       //
-// Copyright (C) 1999 onwards Martin Dougiamas     http://dougiamas.com  //
-// Copyright (C) 2008 onwards Andrei Bautu                               //
-//                                                                       //
-// This program is free software; you can redistribute it and/or modify  //
-// it under the terms of the GNU General Public License as published by  //
-// the Free Software Foundation; either version 2 of the License, or     //
-// (at your option) any later version.                                   //
-//                                                                       //
-// This program is distributed in the hope that it will be useful,       //
-// but WITHOUT ANY WARRANTY; without even the implied warranty of        //
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
-// GNU General Public License for more details:                          //
-//                                                                       //
-//          http://www.gnu.org/copyleft/gpl.html                         //
-//                                                                       //
-///////////////////////////////////////////////////////////////////////////
+// This file is part of Moodle - http://moodle.org/ 
+// 
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
-// DTL == Dtatabase Transfer Library
-// This library includes all the required functions used to handle
-// transfer of data from one database to another.
+/**
+ * DTL == Dtatabase Transfer Library
+ *
+ * This library includes all the required functions used to handle
+ * transfer of data from one database to another.
+ * 
+ * @copyright 2008 onwards Andrei Bautu 
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @package   moodlecore
+ */
 
+ /** Require {@link ddllib.php} */
 require_once($CFG->libdir.'/ddllib.php');
-
+/** Require {@link database_exporter.php} */
 require_once($CFG->libdir.'/dtl/database_exporter.php');
+/** Require {@link xml_database_exporter.php} */
 require_once($CFG->libdir.'/dtl/xml_database_exporter.php');
+/** Require {@link file_xml_database_exporter.php} */
 require_once($CFG->libdir.'/dtl/file_xml_database_exporter.php');
+/** Require {@link string_xml_database_exporter.php} */
 require_once($CFG->libdir.'/dtl/string_xml_database_exporter.php');
+/** Require {@link database_mover.php} */
 require_once($CFG->libdir.'/dtl/database_mover.php');
+/** Require {@link database_importer.php} */
 require_once($CFG->libdir.'/dtl/database_importer.php');
+/** Require {@link xml_database_importer.php} */
 require_once($CFG->libdir.'/dtl/xml_database_importer.php');
+/** Require {@link file_xml_database_importer.php} */
 require_once($CFG->libdir.'/dtl/file_xml_database_importer.php');
+/** Require {@link string_xml_database_importer.php} */
 require_once($CFG->libdir.'/dtl/string_xml_database_importer.php');
 
 /**
  * Exception class for db transfer
  * @see moodle_exception
+ *
+ * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
+ * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @package moodlecore
  */
 class dbtransfer_exception extends moodle_exception {
+    /**
+     * @global object
+     * @param string $errorcode
+     * @param string $a
+     * @param string $link
+     * @param string $debuginfo
+     */
     function __construct($errorcode, $a=null, $link='', $debuginfo=null) {
         global $CFG;
         if (empty($link)) {
diff --git a/lib/odslib.class.php b/lib/odslib.class.php
index 60cd40e6a90..e9c5036d021 100644
--- a/lib/odslib.class.php
+++ b/lib/odslib.class.php
@@ -21,7 +21,7 @@
  *     - Petr Skoda (skodak)
  * 
  * @package   moodlecore
- * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
+ * @copyright (C) 2001-3001 Eloy Lafuente (stronk7) {@link http://contiento.com}
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */