diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 909c13db8..1b0ead141 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -25,6 +25,7 @@ class CoursesController < ApplicationController
   before_filter :authorize_course, :only => [:show, :settings,  :update,  :course]
   before_filter :authorize_course_global, :only => [:new,:create]
   before_filter :toggleCourse, :only => [:finishcourse, :restartcourse]
+  before_filter :is_deleted, :only => [:show, :settings]
 
   before_filter :require_login, :only => [:join, :unjoin]
   #before_filter :allow_join, :only => [:join]
@@ -581,6 +582,13 @@ class CoursesController < ApplicationController
     end
   end
 
+  def is_deleted
+    if @course.is_delete == 1 and !User.current.admin?
+      render_404
+      return
+    end
+  end
+
   def get_courses
     @user = User.current
     membership = @user.coursememberships.all
@@ -635,10 +643,10 @@ class CoursesController < ApplicationController
 
   def show
     # 被删除的课程只有超级管理员才能看到，is_delete为1的时候，标记课程被删除
-    if @course.is_delete == 1 && User.current.admin?
-      render_403
-      return
-    end
+    # if @course.is_delete == 1 && !User.current.admin?
+    #   render_403
+    #   return
+    # end
     #更新创建课程消息状态
     create_course_messages = @course.course_messages.where("user_id =? and course_message_type =? and course_id =? and viewed =?", User.current.id, 'Course', @course.id, 0)
     create_course_messages.update_all(:viewed => true)
@@ -786,11 +794,12 @@ class CoursesController < ApplicationController
   end
 
   # 恢复已删除的课程
-  def recovery
+  def renew
     if User.current.admin?
       @course.update_attributes(:is_delete => false)
+      redirect_to course_path(@course)
     else
-      return 403
+      return 404
     end
   end
 
diff --git a/app/views/admin/courses.html.erb b/app/views/admin/courses.html.erb
index 0bd4fb509..1615bccbc 100644
--- a/app/views/admin/courses.html.erb
+++ b/app/views/admin/courses.html.erb
@@ -67,9 +67,6 @@
           <td class="center">
             <%= format_date(course.created_at) %>
           </td>
-          <td class="buttons">
-            <%= link_to(l(:button_delete), course_path(course), :method => :delete, :class => 'icon icon-del', :onClick=>"delcfm()" ) %>
-          </td>
         </tr>
     <% end %>
     </tbody>
diff --git a/app/views/courses/settings.html.erb b/app/views/courses/settings.html.erb
index 173d2de4a..650127aef 100644
--- a/app/views/courses/settings.html.erb
+++ b/app/views/courses/settings.html.erb
@@ -89,9 +89,12 @@
       <% end %>
     </ul>
     <% if @course.is_delete == 1 %>
-        <div class="mt30 fr"><img src="/images/pic_del.gif" class="mr5"><%=link_to "恢复该课程", course_path(@course), :method => :delete %></div>
+        <div class="mt30 fr"><img src="/images/pic_del.gif" class="mr5"><%=link_to "恢复该课程", renew_course_path(@course) %></div>
     <% else %>
-        <div class="mt30 fr"><img src="/images/pic_del.gif" class="mr5"><%=link_to "删除该课程", course_path(@course), :method => :delete %></div>
+        <div class="mt30">
+          <img src="/images/pic_del.gif" class="mr5"><%=link_to "删除该课程", course_path(@course), :method => :delete, :confirm=>"确认要删除该课程吗？"  %>
+          <span>（友情提示：删除该课程后如果您想恢复该课程，请联系系统管理员！）</span>
+        </div>
     <% end %>
 
   </div>
diff --git a/config/routes.rb b/config/routes.rb
index d242edd22..8bb530857 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -890,7 +890,7 @@ RedmineApp::Application.routes.draw do
       get 'member_score', :to => 'courses#member_score'
       post 'finishcourse'
       post 'restartcourse'
-      match "recover", :to => 'courses#recovery'
+      match "renew", :to => 'courses#renew', :via => [:post, :get], :as =>'renew'
       match "searchmembers", :controller => 'courses', :action => 'searchmembers', :via => [:post,:get]
       match "searchgroupmembers", :via => [:post, :get]
       match 'member_score_sort', :via => [:get]
diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index 15968772f..c61120f21 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -1362,4 +1362,4 @@ $(function(){
     });
 
     personalized_init();
-});
\ No newline at end of file
+});