1、当教师评论为空时，预留一部分

app/views/homework_attach/_review.html.erb

@@ -36,7 +36,8 @@
                 <% end %>
               </span>
               <div class="cl"></div>
-              <p><%= textilizable jour.nil? ? "" : jour.notes%></p>
+              <% notes = textilizable(jour.nil? ? "" : jour.notes)%>
+              <%= notes.empty? ? "<p></p>".html_safe : notes%>
             </div>
             <% unless jour.nil? %>
                 <% ids = 'project_respond_form_'+ jour.id.to_s%>

public/stylesheets/css.css

@@ -118,7 +118,7 @@ a:hover.ping_sub{ background:#14a8b9;}
 .ping_dispic img{ height:46px; width:46px;}
 .ping_discon{ float:left; width:350px; margin-left:15px;}
 .ping_distop span{ float:left;}
-.ping_distop p{ color:#5f5f5f;}
+.ping_distop p{ color:#5f5f5f;min-height: 24px;}
 .ping_disfoot a{ float:right; color:#15bccf; margin-left:5px;}
 
 .ping_distop span a{ float:right; /*width:20px;*/ height:20px; background:url(images/star.png) -24px 0 no-repeat; margin-right:3px;}