diff --git a/install.php b/install.php
index 86c3e18722d..fbb5e65d344 100644
--- a/install.php
+++ b/install.php
@@ -576,7 +576,7 @@ if (isset($_GET['help'])) {
             <?php /// Exceptionaly, depending of the DB selected, we show some different text
                   /// from the standard one to show better instructions for each DB
                 if ($nextstage == DATABASE) {
-                    echo '<script language="JavaScript" type="text/javascript" defer="defer">window.onload=toggledbinfo;</script>';
+                    echo '<script type="text/javascript" defer="defer">window.onload=toggledbinfo;</script>';
                     echo '<div id="mysql" name="mysql">' . get_string('databasesettingssub_mysql', 'install') . '</div>';
 
                     echo '<div id="postgres7" name="postgres7">' . get_string('databasesettingssub_postgres7', 'install') . '</div>';
@@ -1193,7 +1193,7 @@ function css_styles() {
 function database_js() {
 ?>
 
-<script language="JavaScript" type="text/javascript" defer="defer">
+<script type="text/javascript" defer="defer">
 function toggledbinfo() {
     //Calculate selected value
     var showid = 'mysql';
diff --git a/lib/javascript.php b/lib/javascript.php
index 3c4356a5c37..40a9547996c 100644
--- a/lib/javascript.php
+++ b/lib/javascript.php
@@ -5,25 +5,25 @@
         die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
     }
 
-    if(!empty($CFG->aspellpath)) {      // Enable global access to spelling feature.
-        echo '<script language="JavaScript" type="text/javascript" src="'.$CFG->httpswwwroot.'/lib/speller/spellChecker.js"></script>'."\n";
+    if (!empty($CFG->aspellpath)) {      // Enable global access to spelling feature.
+        echo '<script type="text/javascript" src="'.$CFG->httpswwwroot.'/lib/speller/spellChecker.js"></script>'."\n";
     }
 
-    if ( !empty($CFG->editorsrc) ) {
+    if (!empty($CFG->editorsrc) ) {
         foreach ( $CFG->editorsrc as $scriptsource ) {
-            echo '<script language="javascript" type="text/javascript" src="'. $scriptsource .'"></script>'."\n";
+            echo '<script type="text/javascript" src="'. $scriptsource .'"></script>'."\n";
         }
     }
 
 ?>
 <!--<style type="text/css">/*<![CDATA[*/ body{behavior:url(<?php echo $CFG->httpswwwroot ?>/lib/csshover.htc);} /*]]>*/</style>-->
 
-<script language="JavaScript" type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/javascript-static.js"></script>
-<script language="JavaScript" type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/javascript-mod.php"></script>
-<script language="JavaScript" type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/overlib.js"></script>
-<script language="JavaScript" type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/cookies.js"></script>
+<script type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/javascript-static.js"></script>
+<script type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/javascript-mod.php"></script>
+<script type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/overlib.js"></script>
+<script type="text/javascript" src="<?php echo $CFG->httpswwwroot ?>/lib/cookies.js"></script>
 
-<script language="JavaScript" type="text/javascript" defer="defer">
+<script type="text/javascript" defer="defer">
 
 //<![CDATA[