diff --git a/app/controllers/homework_common_controller.rb b/app/controllers/homework_common_controller.rb
index b60b12d36..a3b981b22 100644
--- a/app/controllers/homework_common_controller.rb
+++ b/app/controllers/homework_common_controller.rb
@@ -3,6 +3,7 @@ class HomeworkCommonController < ApplicationController
   require 'json'
   require "base64"
   layout "base_courses"
+
   include StudentWorkHelper
   before_filter :find_course, :only => [:index,:new,:create,:next_step]
   before_filter :find_homework, :only => [:edit,:update,:alert_anonymous_comment,:start_anonymous_comment,:stop_anonymous_comment,:destroy]
diff --git a/app/helpers/homework_common_helper.rb b/app/helpers/homework_common_helper.rb
index 43f815250..a03c4ccd7 100644
--- a/app/helpers/homework_common_helper.rb
+++ b/app/helpers/homework_common_helper.rb
@@ -1,4 +1,5 @@
 # encoding: utf-8
+include UsersHelper
 module HomeworkCommonHelper
   #迟交扣分下拉框
   def late_penalty_option
diff --git a/app/views/users/_user_homework_form.html.erb b/app/views/users/_user_homework_form.html.erb
index 988c95643..b4118bd2a 100644
--- a/app/views/users/_user_homework_form.html.erb
+++ b/app/views/users/_user_homework_form.html.erb
@@ -46,7 +46,7 @@
 
     <div class="mt5">
       <% if edit_mode %>
-          <a href="javascript:void(0);" class="BlueCirBtnMini fr" onclick="submit_homework('edit_homework_common');">确定</a>
+          <a href="javascript:void(0);" class="BlueCirBtnMini fr" onclick="submit_homework('edit_homework_common_<%= homework.id%>');">确定</a>
           <span class="fr mr10 mt3">或</span>
           <%= link_to "取消",user_homeworks_user_path(User.current.id),:class => "fr mr10 mt3"%>
       <% else %>
diff --git a/public/javascripts/new_user.js b/public/javascripts/new_user.js
index 8362217a7..eb50c2762 100644
--- a/public/javascripts/new_user.js
+++ b/public/javascripts/new_user.js
@@ -71,6 +71,7 @@ function submit_homework(id)
         $("#course_id").focus();
     }
     else{
+
         homework_description_editor.sync();
         $("#"+id).submit();
     }