diff --git a/koha-tmpl/intranet-tmpl/prog/js/cataloging.js b/koha-tmpl/intranet-tmpl/prog/js/cataloging.js
index f126c86de2..35cbe499ae 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/cataloging.js
+++ b/koha-tmpl/intranet-tmpl/prog/js/cataloging.js
@@ -43,8 +43,8 @@ function openAuth(tagsubfieldid,authtype,source) {
     var elementsubfcode=getSubfieldCode(element.name);
     var mainmainstring=element.value;
     var mainstring = new Array();
-    var inputs = element.parentNode.parentNode.getElementsByTagName("input");
 
+    var inputs = element.parentNode.parentNode.parentNode.getElementsByTagName("input");
     for (var myindex =0; myindex<inputs.length;myindex++){
         if (inputs[myindex].name && inputs[myindex].name.match(tagsubfield)){
             var subfieldcode=getSubfieldCode(inputs[myindex].name);