附件形式提交的作业处，迟交标记添加

app/views/bids/_homework_list.html.erb

@@ -22,7 +22,12 @@
 			<td>
 				<table width="580px" border="0">
 					<tr>
-						<td colspan="2" valign="top"><strong> <%= link_to homework.user, user_path(homework.user)%></strong>  <span class="font_lighter">已提交</span></td>
+						<td colspan="1" valign="top"><strong> <%= link_to homework.user, user_path(homework.user)%></strong>  <span class="font_lighter">已提交</span></td>
+						<td valign="top" align="right">
+							<% if Time.parse(@bid.deadline.to_s) > Time.parse(homework.attachments[0].created_on.to_s) %>
+								<span class="required">迟交</span>
+							<% end %>
+						</td>
 					</tr>
 					<tr>
 						<td colspan="2" valign="top">&nbsp;