try bugfix

diff --git a/teleforma/templates/teleforma/seminar_detail.html b/teleforma/templates/teleforma/seminar_detail.html
index 0d9a463a97ac019d053bdf171b8840542f16fdbd..fafe62a70fcd121d52c6a9b708ef269805f2c712 100644 (file)
--- a/teleforma/templates/teleforma/seminar_detail.html
+++ b/teleforma/templates/teleforma/seminar_detail.html
@@ -83,11 +83,12 @@ $(window).ready(function(){
 
     });
 
-$(window).unload( function(){
+$(document).ready(function(){
+  $(window).unload(function(){
         var f = seminarUtils;
         f.unload('{{seminar.id}}','{{user.username}}');
       });
-
+});
 
 </script>
 {% endif %}