Send mail- change response in popup

exposition/views.py

@@ -522,5 +522,7 @@ def send_to_organiser(request, slug):
     msg = EmailMessage(u'Проплаченная выставка', text, settings.DEFAULT_FROM_EMAIL, [mail_send])
     msg.content_subtype = "html"
     msg.send()
-    return HttpResponseRedirect('%sservice/thanks/'%exposition.get_permanent_url())
+    redirect_to = '%sservice/thanks/'%exposition.get_permanent_url()
+
+    return HttpResponseRedirect(json.dumps({'success':True, 'redirect_to': redirect_to}), content_type='application/json')