diff --git a/app/views/layouts/base_homework.html.erb b/app/views/layouts/base_homework.html.erb
index ec6214493..811540323 100644
--- a/app/views/layouts/base_homework.html.erb
+++ b/app/views/layouts/base_homework.html.erb
@@ -161,31 +161,30 @@
                   <div class="user_underline"></div>
 
                     <!-- info -->
-                    <div class="inf_user_image">
-                      <table>
-                        <tr>
-                          <td valign="top" colspan="2" style="font-size: 16px;padding-left: 8px;">
-                            <strong>
-                              <%= l(:label_attachment) %> :
-                            </strong>
-                          </td>
-                        </tr>
-                        <tr>
-                          <td valign="top" colspan="2">
-                            <% if @bid.attachments.any?%>
+                    <% unless @bid.attachments.empty? %>
+                        <div class="inf_user_image">
+                          <table>
+                            <tr>
+                              <td valign="top" colspan="2" style="font-size: 16px;padding-left: 8px;">
+                                <strong>
+                                  <%= l(:label_attachment) %> :
+                                </strong>
+                              </td>
+                            </tr>
+                            <tr>
+                              <td valign="top" colspan="2">
                                 <% options = {:author => true,:deletable => (@bid.author.id == User.current.id || User.current.admin? ? true : false),:wrap => true,:length => 7} %>
                                 <%= render :partial => 'attachments/links', :locals => {:attachments => @bid.attachments, :options => options} %>
-                            <% end %>
-                          </td>
-                        </tr>
-                        <tr>
-                          <!--td>作业类型:
+                              </td>
+                            </tr>
+                            <tr>
+                              <!--td>作业类型:
                             <%#= @bid.homework_type==Bid::HomeworkFile ? "提交文件" : "提交项目" %>
                           </td-->
-                        </tr>
-
-                      </table>
-                    </div>
+                            </tr>
+                          </table>
+                        </div>
+                    <% end%>
                   </div>
                 </div>
                 <!-- end -->