diff --git a/sapl/sessao/views.py b/sapl/sessao/views.py
index b126f4ca7..2b66849a7 100644
--- a/sapl/sessao/views.py
+++ b/sapl/sessao/views.py
@@ -432,9 +432,11 @@ class ExpedienteMateriaCrud(MasterDetailCrud):
 
                         if self.request.user.has_module_perms(AppConfig.label):
                             btn_registrar = '''
-                                <a href="%s" class="btn btn-primary"
-                                   role="button">
-                                   Registrar Votação</a>''' % (url)
+                                <form action="%s">
+                                    <input type="submit" class="btn btn-primary"
+                                     value="Registrar Votação" />
+                                </form>
+                                ''' % (url)
                             obj.resultado = btn_registrar
                     else:
                         url = reverse('sapl.sessao:abrir_votacao', kwargs={
diff --git a/sapl/templates/sessao/expedientemateria_list.html b/sapl/templates/sessao/expedientemateria_list.html
index 726b9c64e..51f2815d5 100644
--- a/sapl/templates/sessao/expedientemateria_list.html
+++ b/sapl/templates/sessao/expedientemateria_list.html
@@ -45,6 +45,11 @@
             setTimeout(function(){ window.location.reload(true) }, 500);
         }
      });
+     $(window).on('beforeunload', function () {
+            $('tbody').sortable('disable');
+            $("input[type=submit], input[type=button]").prop("disabled", "disabled");
+     });
+
     </script>
 
 {% endblock %}