<script src="[% interface %]/lib/select2/js/select2.min.js"></script>
<link rel="stylesheet" type="text/css" href="[% interface %]/lib/select2/css/select2.min.css" />
+<link rel="stylesheet" type="text/css" href="[% interface %]/[% theme %]/css/select2.css" />
<script>
jQuery.extend($.fn.select2.defaults, {
allowClear: true,