diff --git a/wcs/qommon/static/js/qommon.fileupload.js b/wcs/qommon/static/js/qommon.fileupload.js
index b8febec26..13868e25f 100644
--- a/wcs/qommon/static/js/qommon.fileupload.js
+++ b/wcs/qommon/static/js/qommon.fileupload.js
@@ -1,13 +1,13 @@
-$(function() {
-    $('.file-upload-widget').each(function() {
+$.WcsFileUpload = {
+    prepare: function() {
         var base_widget = $(this);
         if ($(base_widget).find('input[type=hidden]').val()) {
             $(base_widget).find('input[type=file]').hide();
             $(base_widget).find('.use-file-from-fargo').hide();
-            $(this).addClass('has-file');
+            $(base_widget).addClass('has-file');
         } else {
             $(base_widget).find('.fileinfo').hide();
-            $(this).addClass('has-no-file');
+            $(base_widget).addClass('has-no-file');
         }
         $(this).find('input[type=file]').fileupload({
             dropZone: base_widget,
@@ -57,5 +57,9 @@ $(function() {
             $(base_widget).find('input[type=file]').click();
             return false;
         });
-    });
+    }
+}
+
+$(function() {
+    $('.file-upload-widget').each($.WcsFileUpload.prepare);
 });