diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 67cebd261..5cb43f4e8 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -426,95 +426,6 @@ class UsersController < ApplicationController
     render :layout=>nil
   end
 
-  # def user_course_activities
-  #   @list = []
-  #   lastid = nil
-  #   if params[:lastid]!=nil && !params[:lastid].empty?
-  #     lastid = params[:lastid];
-  #   end
-  #
-  #   user_ids = []
-  #   if @user == User.current
-  #     watcher = User.watched_by(@user)
-  #     watcher.push(User.current)
-  #     user_ids = watcher.map{|x| x.id}
-  #   else
-  #     user_ids << @user.id
-  #   end
-  #
-  #   query_rec_count = 8
-  #   query_times = 10 #query_times次没查到query_rec_count条记录就不查了
-  #   query_i = 0;
-  #   while( true )
-  #     query_i = query_i+1
-  #     if(query_i>query_times)
-  #       break
-  #     end
-  #     query = Activity.where(user_id: user_ids)
-  #     if(lastid != nil)
-  #       query = query.where("id < ?",lastid)
-  #     end
-  #     lastid,item_list = query_activities(query,'course');
-  #     for item in item_list
-  #       @list << item
-  #       if @list.count() >= query_rec_count
-  #         break
-  #       end
-  #     end
-  #     if @list.count() >= query_rec_count
-  #       break
-  #     end
-  #     if lastid == nil
-  #       break
-  #     end
-  #   end
-  #   render :layout=>nil
-  # end
-  #
-  # def user_project_activities
-  #   @list = []
-  #   lastid = nil
-  #   if params[:lastid]!=nil && !params[:lastid].empty?
-  #     lastid = params[:lastid];
-  #   end
-  #
-  #   user_ids = []
-  #   if @user == User.current
-  #     watcher = User.watched_by(@user)
-  #     watcher.push(User.current)
-  #     user_ids = watcher.map{|x| x.id}
-  #   else
-  #     user_ids << @user.id
-  #   end
-  #
-  #   query_rec_count = 8
-  #   query_times = 10 #query_times次没查到query_rec_count条记录就不查了
-  #   query_i = 0;
-  #   while( true )
-  #     query_i = query_i+1
-  #     if(query_i>query_times)
-  #       break
-  #     end
-  #     query = Activity.where(user_id: user_ids)
-  #     if(lastid != nil)
-  #       query = query.where("id < ?",lastid)
-  #     end
-  #     lastid,item_list = query_activities(query,'project');
-  #     for item in item_list
-  #       @list << item
-  #       if @list.count() >= query_rec_count
-  #         break
-  #       end
-  #     end
-  #     if @list.count() >= query_rec_count
-  #       break
-  #     end
-  #     if lastid == nil
-  #       break
-  #     end
-  #   end
-  #   render :action=>'user_course_activities',:layout=>nil
-  # end
   def user_course_activities
     lastid = nil
     if params[:lastid]!=nil && !params[:lastid].empty?
@@ -573,7 +484,7 @@ class UsersController < ApplicationController
       query = query.where("#{Activity.table_name}.id < ?",lastid)
     end
     query = query.order("#{Activity.table_name}.id desc")
-    @list = query_activities(query);
+    @list = query_activities(query)
 
     render :action=>'user_course_activities',:layout=>nil
   end
diff --git a/app/helpers/users_helper.rb b/app/helpers/users_helper.rb
index 0b2d74ee8..8a49f8e2d 100644
--- a/app/helpers/users_helper.rb
+++ b/app/helpers/users_helper.rb
@@ -364,14 +364,15 @@ module UsersHelper
   end
 
   def query_activities(query)
-    list = query.limit(8).all
-    result = [];
+    list = query.limit(13).all
+    result = []
     for item in list
       container = get_activity_container(item)
       result << { :item=>item,:e=>container }
     end
-    return result
+    result
   end
+
   def get_activity_container activity
     return activity.activity_container
   end
diff --git a/app/views/users/show.html.erb b/app/views/users/show.html.erb
index 2c91f394f..3b1ee93c8 100644
--- a/app/views/users/show.html.erb
+++ b/app/views/users/show.html.erb
@@ -29,49 +29,6 @@
 <% end %>
 
 <div id="RSide" class="fl">
-  <div class="message_box mb10">
-    <div nhname='new_message' style="display:none;">
-      <form action="<%= url_for(:controller => 'words', :action => 'create', :user_id => @user.id) %>" data-remote="true" method="post">
-        <textarea placeholder="有问题或有建议，请直接给我留言吧！" nhname='new_message_textarea' name="new_form[user_message]"></textarea>
-        <p nhname='contentmsg'></p>
-        <div nhname='toolbar_container' style="float:left;padding-top:3px;"></div>
-        <a id="new_message_cancel_btn" href="javascript:void(0)" class="grey_n_btn fr  " style="margin-top:3px;">取消</a>
-        <a id="new_message_submit_btn" href="javascript:void(0)" class="blue_n_btn fr mr5 " style="margin-top:3px;">留言</a>
-      </form>
-    </div>
-    <div class="cl"></div>
-
-    <div class="message_list_box" nhname="list_more_div" id="nh_messages" style="display:none;">
-      <div nhname="container" data-nodatamsg="暂无留言" data-pagesize="3" data-url="<%= url_for(:controller => 'users', :action => 'user_feedback4show') %>" data-isclose="0" data-currpage="0" data-hasmore="1"></div>
-      <div class="message_list_more" style="width:700px">
-        <a nhname="expand" href="javascript:void(0)" class="c_blue02">点击展开更多</a> <a nhname="close" style="display:none" href="javascript:void(0)" class="c_lgrey fr mr10">收起</a>
-        <div class="cl"></div>
-      </div>
-    </div>
-  </div>
-
-  <% if !@center_flag %>
-  <div class="users_courses_box line_box mb10" nhname="list_more_div" style="display:none;">
-    <div class="users_top">
-      <a href="<%=url_for(:controller => 'users', :action => 'user_courses')%>" class="f14 fb  fl c_dark ml10 mt8"><%= @center_flag ? '我的课程' : 'TA的课程' %></a>
-      <% if @center_flag %>
-        <% if @user.user_extensions.identity == 0 && @user.allowed_to?(:add_course, nil, :global => true) %>
-        <a href="<%= url_for(:controller => 'courses', :action => 'new',:host=>Setting.host_course) %>" class=" green_u_btn fr mt8 mr8" target="_blank">新建课程</a>
-        <% else %>
-        <a href="<%= join_private_courses_courses_path %>" data-remote ="true" class=" green_u_btn fr mt8 mr8">加入课程</a>
-        <% end %>
-      <% end %>
-    </div>
-    <div class="cl"></div>
-    <div nhname="container" data-nodatamsg="暂无课程" data-url="<%= url_for(:controller => 'users', :action => 'user_courses4show') %>" data-isclose="0" data-currpage="0" data-hasmore="1"></div>
-    <div class="cl"></div>
-    <div class="message_list_more mt10">
-      <a nhname="expand" href="javascript:void(0)" class="c_blue02">点击展开更多</a> <a nhname="close" style="display:none" href="javascript:void(0)" class="c_lgrey fr">收起</a>
-      <div class="cl"></div>
-    </div>
-    <div class="cl"></div>
-  </div>
-  <% end %>
 
   <div class="users_courses_box line_box mb10" nhname="list_more_div" style="display:none;">
     <h4 class="users_h4">课程动态</h4>
@@ -82,29 +39,6 @@
     </div>
   </div>
 
-  <% if !@center_flag %>
-  <div class="users_courses_box line_box mb10" nhname="list_more_div" style="display:none;">
-    <div class=" users_top">
-      <a href="<%=url_for(:controller => 'users', :action => 'user_projects')%>" class="f14 fb  fl c_dark ml10 mt8"><%= @center_flag ? '我的项目' : 'TA的项目' %></a>
-      <% if @center_flag %>
-        <% if @user.allowed_to?(:add_project, nil, :global => true) %>
-        <a href="<%= url_for(:controller => 'projects', :action => 'new',:host=>Setting.host_name) %>" class=" green_u_btn fr mt8 mr8" target="_blank">新建项目</a>
-        <% else %>
-        <a href="<%= join_project_projects_path %>" data-remote ="true" class=" green_u_btn fr mt8 mr8">加入项目</a>
-        <% end %>
-      <% end %>
-    </div>
-    <div class="cl"></div>
-    <div nhname="container" data-nodatamsg="暂无项目" data-url="<%= url_for(:controller => 'users', :action => 'user_projects4show') %>" data-isclose="0" data-currpage="0" data-hasmore="1"></div>
-    <div class="cl"></div>
-    <div class="message_list_more mt10">
-      <a nhname="expand" href="javascript:void(0)" class="c_blue02">点击展开更多</a> <a nhname="close" style="display:none" href="javascript:void(0)" class="c_lgrey fr">收起</a>
-      <div class="cl"></div>
-    </div>
-    <div class="cl"></div>
-  </div>
-  <% end %>
-
   <div class="users_courses_box line_box mb10" nhname="list_more_div" style="display:none;">
     <h4 class="users_h4">项目动态</h4>
     <div nhname="container" data-nodatamsg="暂无动态" data-url="<%= url_for(:controller => 'users', :action => 'user_project_activities') %>" data-isclose="0" data-currpage="0" data-hasmore="1"></div>