diff --git a/app/assets/javascripts/editor.js.erb b/app/assets/javascripts/editor.js.erb
index c69551bb..3d9bb5cb 100644
--- a/app/assets/javascripts/editor.js.erb
+++ b/app/assets/javascripts/editor.js.erb
@@ -465,6 +465,7 @@ $(function() {
     $('#start').on('click', showWorkspaceTab);
     //$('#submit').on('click', confirmSubmission);
     $('#submit').on('click', submitCode);
+    $('#submit_outdated').on('click', submitOutdated);
   };
 
   var initializeWorkspaceButtons = function() {
@@ -751,6 +752,13 @@ $(function() {
     });
   };
 
+  var submitOutdated = function(event) {
+    $.flash.danger({
+      icon: ['fa', 'fa-clock-o'],
+      text: $('#editor').data('message-deadline')
+    });
+  };
+
   var sendError = function(message, submission_id) {
     showSpinner($('#render'));
     var jqxhr = ajax({
diff --git a/app/views/exercises/_editor.html.slim b/app/views/exercises/_editor.html.slim
index 3340d6ac..39ef3bd1 100644
--- a/app/views/exercises/_editor.html.slim
+++ b/app/views/exercises/_editor.html.slim
@@ -1,4 +1,4 @@
-#editor.row data-exercise-id=exercise.id data-message-depleted=t('exercises.editor.depleted') data-message-timeout=t('exercises.editor.timeout', permitted_execution_time: @exercise.execution_environment.permitted_execution_time) data-errors-url=execution_environment_errors_path(exercise.execution_environment) data-submissions-url=submissions_path data-user-id=@current_user.id
+#editor.row data-exercise-id=exercise.id data-message-depleted=t('exercises.editor.depleted') data-message-deadline=t('exercises.editor.deadline_alert') data-message-timeout=t('exercises.editor.timeout', permitted_execution_time: @exercise.execution_environment.permitted_execution_time) data-errors-url=execution_environment_errors_path(exercise.execution_environment) data-submissions-url=submissions_path data-user-id=@current_user.id
   div class=(@exercise.hide_file_tree ? 'hidden col-sm-3' : 'col-sm-3') = render('editor_file_tree', files: @files)
   div id='frames' class=(@exercise.hide_file_tree ? 'col-sm-12' : 'col-sm-9')
     - @files.sort{ |a,b| a[:group][:name] <=> b[:group][:name] }.each do |file|