diff --git a/include/staff/header.inc.php b/include/staff/header.inc.php
index 251de2b4f8ec4cdd8822668b806bde81b6a7e57e..1f4a3da546c99b645d81c73597cc1c47cc7927c6 100644
--- a/include/staff/header.inc.php
+++ b/include/staff/header.inc.php
@@ -12,6 +12,7 @@
     <![endif]-->
     <script type="text/javascript" src="../js/jquery-1.7.2.min.js"></script>
     <script type="text/javascript" src="../js/jquery-ui-1.8.18.custom.min.js"></script>
+    <script type="text/javascript" src="../js/jquery.multifile.js"></script>
     <script type="text/javascript" src="./js/tips.js"></script>
     <script type="text/javascript" src="./js/nicEdit.js"></script>
     <script type="text/javascript" src="./js/bootstrap-typeahead.js"></script>