diff --git a/app/controllers/colleges_controller.rb b/app/controllers/colleges_controller.rb
index 418015fd..3cd61f51 100644
--- a/app/controllers/colleges_controller.rb
+++ b/app/controllers/colleges_controller.rb
@@ -67,7 +67,7 @@ class CollegesController < ApplicationController
                                                     user_extensions.`school_id`=#{@school.id}) and work_status between 1 and 2 and myshixun_id !=0").first.try(:sw_count)
 
     @teachers = User.find_by_sql("SELECT users.id, users.login, users.lastname, users.firstname, users.nickname, IFNULL((SELECT count(shixuns.id) FROM shixuns where shixuns.user_id =users.id group by shixuns.user_id), 0) AS publish_shixun_count,
-                                (SELECT count(c.id) FROM courses c, members m, member_roles mr WHERE m.course_id = c.id AND m.id=mr.member_id AND mr.role_id in (3,7,9) AND m.user_id=users.id AND c.is_delete = 0) as course_count
+                                (SELECT count(c.id) FROM courses c, members m, member_roles mr WHERE c.id != 1309 and m.course_id = c.id AND m.id=mr.member_id AND mr.role_id in (3,7,9) AND m.user_id=users.id AND c.is_delete = 0) as course_count
                                 FROM `users`, user_extensions ue where users.id=ue.user_id and ue.identity=0 and ue.school_id=#{@school.id} ORDER BY publish_shixun_count desc, course_count desc, id desc LIMIT 10")
     # ).order("publish_shixun_count desc, experience desc").limit(10)
     @teachers =
diff --git a/app/helpers/colleges_helper.rb b/app/helpers/colleges_helper.rb
index 49a7fdc2..f7238ce6 100644
--- a/app/helpers/colleges_helper.rb
+++ b/app/helpers/colleges_helper.rb
@@ -14,4 +14,13 @@ module CollegesHelper
     end
     type
   end
+
+  def course_managers teachers
+    str = ""
+    teachers.each_with_index do |teacher, index|
+      str += "、" if index > 0
+      str += teacher.user.try(:show_real_name)
+    end
+    str
+  end
 end
diff --git a/app/views/colleges/_course_statistics.html.erb b/app/views/colleges/_course_statistics.html.erb
index d112c839..67e989f3 100644
--- a/app/views/colleges/_course_statistics.html.erb
+++ b/app/views/colleges/_course_statistics.html.erb
@@ -2,7 +2,7 @@
 <table class="edu-pop-table head-color bor-top-greyE" cellspacing="0" cellpadding="0">
   <thead>
   <th width="20%" class="pl20 edu-txt-left">名称</th>
-  <th class="pl20 edu-txt-left">创建教师</th>
+  <th class="pl20 edu-txt-left">管理教师</th>
   <th>评测次数</th>
   <th>学生</th>
   <th>实训作业</th>
@@ -16,7 +16,9 @@
   <% @courses.each do |course| %>
     <tr>
       <td><a href="<%= course_path(course) %>" target="_blank" class="task-hide pl20 edu-txt-left" style="max-width: 220px"><%= course.name %></a></td>
-      <td><a href="<%= user_path(course.tea_id) %>" class="pl20 edu-txt-left" target="_blank"><%= course.username %></a></td>
+      <td class="task-hide" style="max-width: 220px" title="<%= course_managers course.teachers %>">
+        <%= course_managers course.teachers %>
+      </td>
       <td class="edu-txt-center"><%= course.evaluating_count %></td>
       <td class="edu-txt-center"><%= course.student_count.to_i %></td>
       <td class="edu-txt-center"><%= course.hcm_count.to_i %></td>
diff --git a/app/views/colleges/statistics.html.erb b/app/views/colleges/statistics.html.erb
index 98c5be73..3c842539 100644
--- a/app/views/colleges/statistics.html.erb
+++ b/app/views/colleges/statistics.html.erb
@@ -100,7 +100,12 @@
       <div class="fl width40">
         <div class="online_status static_shadow">
           <p class="font-24 padding30-20">在线实训情况</p>
-          <div id="pieChart" style="height: 440px;width: 480px;"></div>
+          <% if @shixun_tags_name.size == 0 %>
+            <%= render :partial => 'welcome/no_data' %>
+            <div id="pieChart"></div>
+          <% else %>
+            <div id="pieChart" style="height: 440px;width: 480px;"></div>
+          <% end %>
         </div>
       </div>
     </div>
diff --git a/app/views/competitions/enroll.html.erb b/app/views/competitions/enroll.html.erb
index 69bedd2f..ee439267 100644
--- a/app/views/competitions/enroll.html.erb
+++ b/app/views/competitions/enroll.html.erb
@@ -76,10 +76,10 @@
                       <% if team.teacher_id.present? %>
                         <a href="<%= user_path(team.teacher) %>" class="fl" target="_blank" data-tip-down="指导老师:<%= team.teacher.show_name %>"><%= image_tag(url_to_avatar(team.teacher), :width => "26", :height => "26", :class => "radius fl mr4") %></a>
                       <% end %>
-                      <% team.team_members.where("user_id != #{team.teacher_id.present? ? team.teacher_id : '-1'}")[0, 9].each do |member| %>
+                      <% team.team_members.where("user_id != #{team.teacher_id.present? ? team.teacher_id : '-1'}")[0, 8].each do |member| %>
                         <%= link_to image_tag(url_to_avatar(member.user), :width => "20", :height => "20", :class => "radius fl mr5 mt3"), user_path(member.user), :title => member.user.show_name, :target => "_blank", :class => "fl", :alt => "用户头像" %>
                       <% end %>
-                      <% if team.team_members.size > 9 %>
+                      <% if team.team_members.size > 8 %>
                         <label class="mt5 team-p-s mt3">...</label>
                       <% end %>
                     </span>