diff --git a/main/exercice/admin.php b/main/exercice/admin.php
index a38429d898..df6672e7bb 100755
--- a/main/exercice/admin.php
+++ b/main/exercice/admin.php
@@ -344,7 +344,6 @@ $template = new Template();
$htmlHeadXtra[] = $template->fetch('default/exercise/submit.js.tpl');
$htmlHeadXtra[] = api_get_js('d3/jquery.xcolor.js');
-$htmlHeadXtra[] = '';
$htmlHeadXtra[] = '';
$htmlHeadXtra[] = "
diff --git a/main/exercice/hotspot_admin.inc.php b/main/exercice/hotspot_admin.inc.php
index 953d09bfaa..70eea77e73 100755
--- a/main/exercice/hotspot_admin.inc.php
+++ b/main/exercice/hotspot_admin.inc.php
@@ -1018,6 +1018,7 @@ if ($modifyAnswers) {
$height = 450;
?>
diff --git a/main/plugin/hotspot2/js/hotspot.js b/main/plugin/hotspot2/js/hotspot.js
index 009b7b3455..4b30e55dcd 100755
--- a/main/plugin/hotspot2/js/hotspot.js
+++ b/main/plugin/hotspot2/js/hotspot.js
@@ -221,6 +221,7 @@ var HotSpotAdmin = (function () {
\n\
\n\