try bugfix

diff --git a/teleforma/templates/teleforma/seminar_detail.html b/teleforma/templates/teleforma/seminar_detail.html
index 0b2ac664f2bded8462804632ad529fad5a27be84..aec919c1219a05d49808d760b1fed322bef6c599 100644 (file)
--- a/teleforma/templates/teleforma/seminar_detail.html
+++ b/teleforma/templates/teleforma/seminar_detail.html
@@ -82,8 +82,8 @@ $(window).ready(function(){
             }
         });
 
-      $(window).unload(function(){
-        $(window).unbind('beforeunload');
+      $(window).unbind('beforeunload');
+      $(window).beforeunload(function(){
         f.unload('{{seminar.id}}','{{user.username}}');
       });