diff --git a/app/views/users/user_newfeedback.html.erb b/app/views/users/user_newfeedback.html.erb
index 13b4524ba..b8c5b106d 100644
--- a/app/views/users/user_newfeedback.html.erb
+++ b/app/views/users/user_newfeedback.html.erb
@@ -24,7 +24,7 @@
   <!--<div class="users_r_top">-->
     <!--<h2 class="users_r_h2">用户留言</h2>-->
   <!--</div>-->
-<div class="feedBack">
+<div id="users_setting">
 <div class="homepageRightBanner">
   <div class="NewsBannerName">留言</div>
 </div>
diff --git a/db/schema.rb b/db/schema.rb
index a77eceb9a..6aa6da41d 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -476,6 +476,13 @@ ActiveRecord::Schema.define(:version => 20150826061843) do
 
   add_index "delayed_jobs", ["priority", "run_at"], :name => "delayed_jobs_priority"
 
+  create_table "discuss_demos", :force => true do |t|
+    t.string   "title"
+    t.text     "body"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "documents", :force => true do |t|
     t.integer  "project_id",                :default => 0,  :null => false
     t.integer  "category_id",               :default => 0,  :null => false
@@ -906,7 +913,6 @@ ActiveRecord::Schema.define(:version => 20150826061843) do
     t.datetime "created_on"
     t.integer  "comments_count",               :default => 0,  :null => false
     t.integer  "course_id"
-    t.datetime "updated_on"
   end
 
   add_index "news", ["author_id"], :name => "index_news_on_author_id"
@@ -1311,6 +1317,7 @@ ActiveRecord::Schema.define(:version => 20150826061843) do
     t.datetime "updated_at",                                                   :null => false
     t.integer  "late_penalty",                                  :default => 0
     t.integer  "absence_penalty",                               :default => 0
+    t.integer  "system_score"
   end
 
   create_table "student_works_evaluation_distributions", :force => true do |t|
@@ -1528,7 +1535,6 @@ ActiveRecord::Schema.define(:version => 20150826061843) do
     t.string   "identity_url"
     t.string   "mail_notification",               :default => "",    :null => false
     t.string   "salt",              :limit => 64
-    t.integer  "gid"
   end
 
   add_index "users", ["auth_source_id"], :name => "index_users_on_auth_source_id"