diff --git a/app/views/users/_user_homework_form.html.erb b/app/views/users/_user_homework_form.html.erb
index 7be8811a4..1cfcf0782 100644
--- a/app/views/users/_user_homework_form.html.erb
+++ b/app/views/users/_user_homework_form.html.erb
@@ -1,5 +1,6 @@
 <% content_for :header_tags do %>
-    <%= javascript_include_tag "/assets/kindeditor/kindeditor",'/assets/kindeditor/pasteimg'  %>
+    <%= stylesheet_link_tag    "/javascripts/poshytip-1.2/src/tip-yellow/tip-yellow.css" %>
+    <%= javascript_include_tag "/assets/kindeditor/kindeditor",'/assets/kindeditor/pasteimg'%>
     <%= javascript_include_tag 'homework','baiduTemplate' %>
 <% end %>
 
diff --git a/app/views/users/_user_homework_list.html.erb b/app/views/users/_user_homework_list.html.erb
index f0bab160f..1a24b1499 100644
--- a/app/views/users/_user_homework_list.html.erb
+++ b/app/views/users/_user_homework_list.html.erb
@@ -21,7 +21,7 @@
             </div>
             <% if homework_common.homework_type == 2 && is_teacher%>
             <div class="homepagePostSubmit">
-              <%= link_to "模拟答题", new_user_commit_homework_users_path(homework_id: homework_common.id, is_test: true), class: 'c_blue' %>
+              <%= link_to "模拟答题", new_user_commit_homework_users_path(homework_id: homework_common.id, is_test: true), class: 'c_blue test-program-btn', title: '教师可以通过模拟答题设置作业的标准答案' %>
             </div>
             <% end %>
             <div class="homepagePostDeadline">
diff --git a/app/views/users/new_user_commit_homework.html.erb b/app/views/users/new_user_commit_homework.html.erb
index 8d5a1a48c..8182f754d 100644
--- a/app/views/users/new_user_commit_homework.html.erb
+++ b/app/views/users/new_user_commit_homework.html.erb
@@ -38,8 +38,9 @@
 </script>
 <!-- 模板1结束 -->
 
- <div class="homepageRight">
+ <div class="ProgramHomework">
       <div class="HomeWork">
+
         <div class="RightBanner">
           <div class="NewsBannerName"><%= @is_test ? '模拟答题' : '提交作品' %></div>
         </div>
@@ -70,7 +71,7 @@
               <%= f.text_area :name, id: 'program-title', class:"InputBox  W700", placeholder:"请概括你的代码的功能" %>
             </div>
             <div class="mt10">
-            <%= f.text_area :description, id: 'program-src', class:"  W700 H150", placeholder:"请贴入你的代码", rows: 10 %>
+            <%= f.text_area :description, id: 'program-src', class:"InputBox W700 H150", placeholder:"请贴入你的代码", rows: 10 %>
             </div>
             <div class="mt10">
               <a href="javascript:void(0);" class="BlueCirBtn fl" data-homework-id="<%=@homework.id%>" data-student-work-id="<%=@student_work.id%>" id="test-program-btn">测试代码</a>
diff --git a/public/images/CloseBtn.png b/public/images/CloseBtn.png
new file mode 100644
index 000000000..8cb06c548
Binary files /dev/null and b/public/images/CloseBtn.png differ
diff --git a/public/images/course/icons.png b/public/images/course/icons.png
new file mode 100644
index 000000000..3519404ea
Binary files /dev/null and b/public/images/course/icons.png differ
diff --git a/public/javascripts/homework.js b/public/javascripts/homework.js
index e38a53197..a7743a52c 100644
--- a/public/javascripts/homework.js
+++ b/public/javascripts/homework.js
@@ -4,7 +4,7 @@ $(function(){
     var bt=baidu.template;
     bt.LEFT_DELIMITER='<!';
     bt.RIGHT_DELIMITER='!>';
-
+  
     var tested = false;
     var valid_form = function() {
         var src = $('#program-src').val();
@@ -95,6 +95,10 @@ $(function(){
 
 
 //发布作业
+
+    $('#program-src').focus(function(){
+        $(this).css('height', '100px');
+    });
     var isProgramHomework = function(){
         return !$(".advanced_option").is(":hidden");
     }