diff --git a/app/models/course_activity.rb b/app/models/course_activity.rb
index 9c1431d5d..94eb097b8 100644
--- a/app/models/course_activity.rb
+++ b/app/models/course_activity.rb
@@ -71,7 +71,8 @@ class CourseActivity < ActiveRecord::Base
       name = lead_message.subject
       content = lead_message.content
       # message的status状态为0为正常，为1表示创建课程时发送的message
-      message = Message.create(:subject => name, :content => content, :board_id => self.course.boards.first.id, :author_id => self.course.tea_id , :sticky => true, :status => true )
+      # author_id 默认为课程使者创建
+      message = Message.create(:subject => name, :content => content, :board_id => self.course.boards.first.id, :author_id => 1 , :sticky => true, :status => true )
       # 更新的目的是为了排序，因为该条动态的时间可能与课程创建的动态创建时间一直
       message.course_acts.first.update_attribute(:updated_at, message.course_acts.first.updated_at + 1) if message.course_acts.first
     end
diff --git a/app/views/messages/_course_show.html.erb b/app/views/messages/_course_show.html.erb
index 49207d5c5..f36f8a63c 100644
--- a/app/views/messages/_course_show.html.erb
+++ b/app/views/messages/_course_show.html.erb
@@ -34,11 +34,7 @@
 <div class="postRightContainer ml10" onmouseover="$('#message_setting_<%= @topic.id%>').show();" onmouseout="$('#message_setting_<%= @topic.id%>').hide();">
   <div class="postThemeContainer">
     <div class="postDetailPortrait">
-      <% if @topic.status == 1 %>
-          <%= image_tag("/images/trustie_logo1.png", width: "50px", height: "50px") %>
-      <% else %>
-          <%= link_to image_tag(url_to_avatar(@topic.author), :width => 50, :height => 50,:alt=>'图像' ), user_path(@topic.author) %>
-      <% end %>
+      <%= link_to image_tag(url_to_avatar(@topic.author), :width => 50, :height => 50,:alt=>'图像' ), user_path(@topic.author) %>
     </div>
     <div class="postThemeWrap">
       <% if User.current.logged? %>
@@ -74,16 +70,11 @@
         <a href="javascript:void(0);" class="f14 linkGrey4 fb" style="overflow:hidden;">主题: <%= @topic.subject%></a>
       </div>
       <div class="cl"></div>
-
       <div class="postDetailCreater">
-        <% if @topic.status == 1 %>
-            <span class="fontBlue2">确实团队</span>
+        <% if @topic.try(:author).try(:realname) == ' ' %>
+            <%= link_to @topic.try(:author), user_path(@topic.author,:host=>Setting.host_user), :class => "linkBlue2", :target=> "_blank" %>
         <% else %>
-            <% if @topic.try(:author).try(:realname) == ' ' %>
-                <%= link_to @topic.try(:author), user_path(@topic.author,:host=>Setting.host_user), :class => "linkBlue2", :target=> "_blank" %>
-            <% else %>
-                <%= link_to @topic.try(:author).try(:realname), user_path(@topic.author,:host=>Setting.host_user), :class => "linkBlue2", :target=> "_blank" %>
-            <% end %>
+            <%= link_to @topic.try(:author).try(:realname), user_path(@topic.author,:host=>Setting.host_user), :class => "linkBlue2", :target=> "_blank" %>
         <% end %>
       </div>
       <div class="postDetailDate mb5"><%= format_time( @topic.created_on)%></div>
diff --git a/app/views/users/_course_message.html.erb b/app/views/users/_course_message.html.erb
index df084357a..7477eaabd 100644
--- a/app/views/users/_course_message.html.erb
+++ b/app/views/users/_course_message.html.erb
@@ -1,23 +1,15 @@
 <div class="resources mt10" id="user_activity_<%= user_activity_id%>" onmouseover="$('#message_setting_<%= user_activity_id%>').show();" onmouseout="$('#message_setting_<%= user_activity_id%>').hide();">
   <div class="homepagePostBrief">
     <div class="homepagePostPortrait">
-      <% if activity.status == 1 %>
-          <%= image_tag("/images/trustie_logo1.png", width: "50px", height: "50px") %>
-      <% else %>
-          <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id,:host=>Setting.host_user), :alt => "用户头像" %>
-          <%= render :partial => 'users/show_detail_info', :locals => {:user => activity.author} %>
-      <% end %>
+      <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id,:host=>Setting.host_user), :alt => "用户头像" %>
+      <%= render :partial => 'users/show_detail_info', :locals => {:user => activity.author} %>
     </div>
     <div class="homepagePostDes">
       <div class="homepagePostTo break_word mt-4">
-        <% if activity.status == 1 %>
-            <span class="fontBlue2">确实团队</span>
+        <% if activity.try(:author).try(:realname) == ' ' %>
+            <%= link_to activity.try(:author), user_path(activity.author_id,:host=>Setting.host_user), :class => "newsBlue mr15" %>
         <% else %>
-            <% if activity.try(:author).try(:realname) == ' ' %>
-                <%= link_to activity.try(:author), user_path(activity.author_id,:host=>Setting.host_user), :class => "newsBlue mr15" %>
-            <% else %>
-                <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id,:host=>Setting.host_user), :class => "newsBlue mr15" %>
-            <% end %>
+            <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id,:host=>Setting.host_user), :class => "newsBlue mr15" %>
         <% end %>
         TO
         <%= link_to activity.course.name.to_s+" | 课程问答区", course_boards_path(activity.course,:host=> Setting.host_course), :class => "newsBlue ml15 mr5"%>
diff --git a/db/migrate/20160317070611_update_course_lead.rb b/db/migrate/20160317070611_update_course_lead.rb
new file mode 100644
index 000000000..0c68fa40f
--- /dev/null
+++ b/db/migrate/20160317070611_update_course_lead.rb
@@ -0,0 +1,8 @@
+class UpdateCourseLead < ActiveRecord::Migration
+  def up
+    Message.where("status =? ", 1).update_all(:author_id => 1)
+  end
+
+  def down
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 2dad292f4..d2ecc2ca9 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20160225031230) do
+ActiveRecord::Schema.define(:version => 20160317070611) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -432,9 +432,11 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
     t.integer  "resource_num"
     t.integer  "journal_num"
     t.integer  "journal_reply_num"
-    t.datetime "created_at",        :null => false
-    t.datetime "updated_at",        :null => false
+    t.datetime "created_at",                          :null => false
+    t.datetime "updated_at",                          :null => false
     t.integer  "total_score"
+    t.integer  "homework_journal_num", :default => 0
+    t.integer  "news_num",             :default => 0
   end
 
   create_table "course_groups", :force => true do |t|
@@ -506,6 +508,7 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
     t.integer  "is_excellent",                  :default => 0
     t.integer  "excellent_option",              :default => 0
     t.integer  "is_copy",                       :default => 0
+    t.integer  "visits",                        :default => 0
   end
 
   create_table "custom_fields", :force => true do |t|
@@ -1282,6 +1285,7 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
     t.datetime "created_at",                             :null => false
     t.datetime "updated_at",                             :null => false
     t.boolean  "allow_guest_download", :default => true
+    t.integer  "visits",               :default => 0
   end
 
   create_table "phone_app_versions", :force => true do |t|
@@ -1441,6 +1445,7 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
     t.integer  "acts_count",             :default => 0
     t.integer  "journals_count",         :default => 0
     t.integer  "boards_reply_count",     :default => 0
+    t.integer  "visits",                 :default => 0
   end
 
   add_index "projects", ["lft"], :name => "index_projects_on_lft"
@@ -1900,6 +1905,7 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
     t.string   "mail_notification",               :default => "",    :null => false
     t.string   "salt",              :limit => 64
     t.integer  "gid"
+    t.integer  "visits",                          :default => 0
   end
 
   add_index "users", ["auth_source_id"], :name => "index_users_on_auth_source_id"
@@ -2013,11 +2019,6 @@ ActiveRecord::Schema.define(:version => 20160225031230) do
 
   add_index "wikis", ["project_id"], :name => "wikis_project_id"
 
-  create_table "wlcs", :force => true do |t|
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
   create_table "workflows", :force => true do |t|
     t.integer "tracker_id",                  :default => 0,     :null => false
     t.integer "old_status_id",               :default => 0,     :null => false