diff --git a/app/views/welcome/course.html.erb b/app/views/welcome/course.html.erb
index 970d9c17..9a25d9db 100644
--- a/app/views/welcome/course.html.erb
+++ b/app/views/welcome/course.html.erb
@@ -182,7 +182,7 @@
                 <!-- 上左下右 -->
                 <div class='desc_item' >
                 <span class=''>
-                    <% course = Course.find_by_extra(project.identifier)%>
+                    <% course = project%>
                   <% if(course.school == nil) %>
                     &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                     <% else %>
@@ -201,13 +201,6 @@
                   <% files_count = (project.attachments.count.to_i+Version.joins(:project).where("projects.id=#{project.id}").count.to_i).to_s %>
                   (<%=link_to "#{files_count}份", project_files_path(project) %>资料)
                 </div>
-                <div>
-                  <% if !course_endTime_timeout?(project)%>
-                      <div >
-                        <%= new_watcher_link(project, User.current)%>
-                      </div>
-                  <% end %>
-                </div>
               </li>
             <% end %>
           <% end %>