diff --git a/app/views/memos/_form.html.erb b/app/views/memos/_form.html.erb
index 363dd44bd..fbcbd161d 100644
--- a/app/views/memos/_form.html.erb
+++ b/app/views/memos/_form.html.erb
@@ -41,6 +41,9 @@
 </div>
 
 <script>
+    $(document).ready(function(){
+        $("#forums_question_"+<%= params[:forum_id] %>).addClass("wenba-tiwen-tag-active");
+    });
     function add_forum(id){
         $("#memo_classify_tips").attr('style','color: #333;');
         $('a').removeClass("wenba-tiwen-tag-active");