diff --git a/app/views/homework_attach/_homeworks_list.html.erb b/app/views/homework_attach/_homeworks_list.html.erb
index ef2b9a001..514820fdd 100644
--- a/app/views/homework_attach/_homeworks_list.html.erb
+++ b/app/views/homework_attach/_homeworks_list.html.erb
@@ -32,9 +32,16 @@
             </span>
           </li>
           <li class="c_red" style="margin:25px 0 0 20px;"> 您还没交作业，请创建作业！</li>
-          <li class="wping">
-            <%= link_to "创建作业", new_exercise_book_path(@bid), :style => "width:80px; margin:20px 0 0 350px;" %>
-          </li>
+          <% if @bid.comment_status == 0 %>
+              <!-- 老师布置的作业在创建和开启匿评这段时间才允许创建作品 -->
+              <li class="wping">
+                <%= link_to "创建作业", new_exercise_book_path(@bid), :style => "width:80px; margin:20px 0 0 350px;" %>
+              </li>
+          <% else %>
+              <li class="wping">
+                <a style="width:80px; margin:20px 0 0 350px;">创建作业</a>
+              </li>
+          <% end %>
         </ul>
         <div class="cl"></div>
     <% end %>
diff --git a/app/views/homework_attach/new.html.erb b/app/views/homework_attach/new.html.erb
index a54030902..fcf4099ab 100644
--- a/app/views/homework_attach/new.html.erb
+++ b/app/views/homework_attach/new.html.erb
@@ -22,9 +22,10 @@
           创建作品
         </li>
         <li class="N_top" style="width: 835px;">
-          <a href="#" target="_blank" >
-            创建项目
-          </a>
+          <%= link_to(l(:label_project_new), {:controller => 'projects',
+                                              :action => 'new',
+                                              :course => 0,
+                                              :project_type => 0}) if User.current.allowed_to?(:add_project, nil, :global => true) %>
         </li>
       </ul>
 
@@ -84,6 +85,7 @@
               <a href="#" class="tijiao" onclick="submit_homework_form();">
                 <%= l(:label_button_ok)  %>
               </a>
+              <a href="javascript:history.back()" class="tijiao">取&nbsp;&nbsp;消</a>
 
               <!--<a href="#" target="_blank" class="tijiao">-->
                 <!--重&nbsp;&nbsp;置-->