作业删除图标添加

app/views/bids/_list_projects.html.erb

@@ -148,11 +148,12 @@
 						</span></td>
 					</tr>
 					<tr>
-						<td>
+						<td colspan="2">
 						<% if Time.parse(@bid.deadline.to_s) < Time.parse(b_project.created_at.to_s) %>
 							<span class="required">迟交</span>
 						<% end %>
 						</td>
+                        <td align="right"><%= link_to image_tag('delete.png') %></td>
 					</tr>
 				</table>
 				</td>