diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index a1e547a84..1d1212bf1 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -5,6 +5,7 @@ class CoursesController < ApplicationController
   helper :activities
   helper :members
   helper :words
+  helper :attachments
 
   before_filter :auth_login1, :only => [:show, :feedback]
   menu_item :overview
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index ccf382006..2a10af260 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -15,7 +15,6 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 class UsersController < ApplicationController
-  helper :attachments
 
   layout :setting_layout
   #Added by young
diff --git a/app/views/courses/show.html.erb b/app/views/courses/show.html.erb
index 1d2c42457..c46ee2d03 100644
--- a/app/views/courses/show.html.erb
+++ b/app/views/courses/show.html.erb
@@ -21,6 +21,7 @@
                   <br />
                   <%= l :label_activity_time %> ：  <%= format_activity_day(day) %>&nbsp;<%= format_time(e.event_datetime, false) %>
                 </p>
+                <%= link_to_attachments_course(e) %>
               </div>
               <div class="cl"></div>
             </div><!--课程动态 end-->
@@ -49,4 +50,4 @@
 <ul class="wlist">
   <%= pagination_links_full @obj_pages, @obj_count, :per_page_links => false, :remote => false, :flag => true%>
 </ul>
-<div class="cl"></div>
\ No newline at end of file
+<div class="cl"></div>
diff --git a/app/views/users/show.html.erb b/app/views/users/show.html.erb
index 484a79ea2..fe36b2cd1 100644
--- a/app/views/users/show.html.erb
+++ b/app/views/users/show.html.erb
@@ -432,7 +432,6 @@
                           <td colspan="2" width="580" class="upload_img">
                             <p class="font_description">
                               <%= textAreailizable act, :description %>
-                                <%= link_to_attachments_course e.act %>
                             </p>
                           </td>
                         </tr>