diff --git a/app/controllers/homework_common_controller.rb b/app/controllers/homework_common_controller.rb
index 9d5768948..41d302829 100644
--- a/app/controllers/homework_common_controller.rb
+++ b/app/controllers/homework_common_controller.rb
@@ -150,6 +150,10 @@ class HomeworkCommonController < ApplicationController
       @homework.end_time = params[:homework_common][:end_time] || Time.now
       @homework.course_id = params[:course_id]
 
+      homework_detail_manual = @homework.homework_detail_manual || HomeworkDetailManual.new
+      homework_detail_manual.evaluation_start = params[:evaluation_start].blank? ? @homework.end_time + 7 : params[:evaluation_start]
+      homework_detail_manual.evaluation_end = params[:evaluation_end].blank? ? homework_detail_manual.evaluation_start + 7 : params[:evaluation_end]
+
       @homework.save_attachments(params[:attachments])
       render_attachment_warning_if_needed(@homework)
 
diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index 251fd80c4..90a0f3ed6 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -77,28 +77,60 @@ class StudentWorkController < ApplicationController
     @is_teacher = User.current.allowed_to?(:as_teacher,@course) || User.current.admin?
     @is_evaluation = @homework.homework_detail_manual.comment_status == 2 && !@is_teacher #是不是匿评
     @show_all = false
-    if @is_teacher   #老师 || 超级管理员 显示所有列表
-      @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").order("#{@order} #{@b_sort}"),@name
-      @show_all = true
-    elsif @homework.homework_detail_manual.comment_status == 1  #学生 && 未开启匿评 只看到自己的
-      @stundet_works = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
-    elsif @homework.homework_detail_manual.comment_status == 2  #学生 && 开启匿评  看到匿评列表
-      my_work = @homework.student_works.where(:user_id => User.current.id)
-      @stundet_works = my_work + User.current.student_works_evaluation_distributions.map(&:student_work).select { |work| work.homework_common_id == @homework.id}
-    elsif @homework.homework_detail_manual.comment_status == 3  #学生 && 关闭匿评  未提交作品之前列表为空，提交了作品看到所有的
-      my_work = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
-      if my_work.empty?
-        @stundet_works = []
+
+    course_group = CourseGroup.find_by_id(@group) if @group
+    if course_group
+      group_students = course_group.users
+      if group_students.empty?
+        student_in_group = '(0)'
       else
-        @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").order("#{@order} #{@b_sort}"),@name
+        student_in_group = '(' + group_students.map{|user| user.id}.join(',')  + ')'
+      end
+      if @is_teacher   #老师 || 超级管理员 显示所有列表
+        @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").joins(:user).where("users.id in #{student_in_group}").order("#{@order} #{@b_sort}"),@name
         @show_all = true
+      elsif @homework.homework_detail_manual.comment_status == 1  #学生 && 未开启匿评 只看到自己的
+        @stundet_works = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
+      elsif @homework.homework_detail_manual.comment_status == 2  #学生 && 开启匿评  看到匿评列表
+        my_work = @homework.student_works.where(:user_id => User.current.id)
+        @stundet_works = my_work + User.current.student_works_evaluation_distributions.map(&:student_work).select { |work| work.homework_common_id == @homework.id}
+      elsif @homework.homework_detail_manual.comment_status == 3  #学生 && 关闭匿评  未提交作品之前列表为空，提交了作品看到所有的
+        my_work = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
+        if my_work.empty?
+          @stundet_works = []
+        else
+          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").joins(:user).where("users.id in #{student_in_group}").order("#{@order} #{@b_sort}"),@name
+          @show_all = true
+        end
+      else
+        @stundet_works = []
       end
     else
-      @stundet_works = []
+      if @is_teacher   #老师 || 超级管理员 显示所有列表
+        @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").order("#{@order} #{@b_sort}"),@name
+        @show_all = true
+      elsif @homework.homework_detail_manual.comment_status == 1  #学生 && 未开启匿评 只看到自己的
+        @stundet_works = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
+      elsif @homework.homework_detail_manual.comment_status == 2  #学生 && 开启匿评  看到匿评列表
+        my_work = @homework.student_works.where(:user_id => User.current.id)
+        @stundet_works = my_work + User.current.student_works_evaluation_distributions.map(&:student_work).select { |work| work.homework_common_id == @homework.id}
+      elsif @homework.homework_detail_manual.comment_status == 3  #学生 && 关闭匿评  未提交作品之前列表为空，提交了作品看到所有的
+        my_work = @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").where(:user_id => User.current.id)
+        if my_work.empty?
+          @stundet_works = []
+        else
+          @stundet_works = search_homework_member @homework.student_works.select("student_works.*,IF(final_score is null,null,final_score - absence_penalty - late_penalty) as score").order("#{@order} #{@b_sort}"),@name
+          @show_all = true
+        end
+      else
+        @stundet_works = []
+      end
     end
+
     @score = @b_sort == "desc" ? "asc" : "desc"
 
     respond_to do |format|
+      format.js
       format.html
       format.xls {
         send_data(homework_to_xls(@stundet_works), :type => "text/excel;charset=utf-8; header=present",
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 0783d1805..76643a099 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -468,8 +468,8 @@ class UsersController < ApplicationController
         homework_detail_manual = HomeworkDetailManual.new
         homework_detail_manual.ta_proportion = homework.homework_type == 1 ? 0.6 : 0.3
         homework_detail_manual.comment_status = 1
-        homework_detail_manual.evaluation_start = Time.now
-        homework_detail_manual.evaluation_end = Time.now
+        homework_detail_manual.evaluation_start = params[:evaluation_start].blank? ? homework.end_time + 7 : params[:evaluation_start]
+        homework_detail_manual.evaluation_end = params[:evaluation_end].blank? ? homework_detail_manual.evaluation_start + 7 : params[:evaluation_end]
         homework_detail_manual.evaluation_num = params[:evaluation_num] || 3
         homework_detail_manual.absence_penalty = 5
         homework.homework_detail_manual = homework_detail_manual
diff --git a/app/views/student_work/_evaluation_title.html.erb b/app/views/student_work/_evaluation_title.html.erb
index bb1919472..cfd9632c2 100644
--- a/app/views/student_work/_evaluation_title.html.erb
+++ b/app/views/student_work/_evaluation_title.html.erb
@@ -1,8 +1,15 @@
-<ul class="hworkUl b_grey">
-  <li class="hworkList380 width625">
-    <span class="c_dark f14 fb fl ml10">作品信息</span>
+<ul class="hworkUl">
+  <li class="hworkList340 hworkH30 width505">
+    <span class="HomeworkNameTitle f14 fb fl">作品名称</span>
+    <span class="HomeworkStuTitle f14 fb fl">姓名</span>
+    <span class="HomeworkStuTitle f14 fb fl">学号</span>
   </li>
-  <li class="hworkList80 mr10" >
-    <span class="c_dark f14 fb fl ml10">我的评分</span>
+
+  <li class="hworkList130 hworkH30 fb ml10">
+    时间
+  </li>
+
+  <li class="hworkList50 hworkH30 fb mr10 ml10">
+    我的评分
   </li>
 </ul>
\ No newline at end of file
diff --git a/app/views/student_work/_evaluation_un_title.html.erb b/app/views/student_work/_evaluation_un_title.html.erb
index 8ca855e9b..9a21e109b 100644
--- a/app/views/student_work/_evaluation_un_title.html.erb
+++ b/app/views/student_work/_evaluation_un_title.html.erb
@@ -1,37 +1,51 @@
-<ul class="hworkUl b_grey">
-  <li class="hworkList380 <%= @homework.homework_type == 2 ? '' : 'width455'%>">
-    <span class="c_dark f14 fb fl ml10">作品信息</span>
+<ul class="hworkUl">
+  <li class="hworkList340 hworkH30 <%= @homework.homework_type == 2 ? '' : 'width385'%>">
+    <span class="c_dark f14 fb fl <%= @homework.homework_type == 2 ? 'mr60 ml80' : 'mr95 ml100'%>">作品名称</span>
+    <span class="c_dark f14 fb fl mr50">姓名</span>
+    <span class="c_dark f14 fb fl">学号</span>
   </li>
-  <li class="hworkList80" >
-    <%= link_to "教师评分",@show_all ? student_work_index_path(:homework => @homework.id,:order => "teacher_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10"%>
+
+  <li class="hworkList130 hworkH30">
+    <%= link_to "时间",@show_all ? student_work_index_path(:homework => @homework.id,:order => "created_at", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml50" ,:remote => true%>
+    <% if @show_all && @order == "created_at"%>
+        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "created_at", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10",:remote => true%>
+    <% end%>
+  </li>
+
+  <li class="hworkList50 hworkH30" >
+    <%= link_to "教师",@show_all ? student_work_index_path(:homework => @homework.id,:order => "teacher_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10" ,:remote => true%>
     <% if @show_all && @order == "teacher_score"%>
-        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "teacher_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt19"%>
+        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "teacher_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10" ,:remote => true%>
     <% end%>
   </li>
-  <li class="hworkList80">
-    <%= link_to "教辅评分",@show_all ? student_work_index_path(:homework => @homework.id,:order => "teaching_asistant_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10"%>
+
+  <li class="hworkList50 hworkH30">
+    <%= link_to "教辅",@show_all ? student_work_index_path(:homework => @homework.id,:order => "teaching_asistant_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10",:remote => true%>
     <% if @show_all && @order == "teaching_asistant_score"%>
-        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "teaching_asistant_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt19"%>
+        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "teaching_asistant_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10",:remote => true%>
     <% end%>
   </li>
+
   <% if @homework.homework_type == 2%>
-      <li class="hworkList80">
-        <%= link_to "系统评分",@show_all ? student_work_index_path(:homework => @homework.id,:order => "system_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10"%>
+      <li class="hworkList50 hworkH30">
+        <%= link_to "系统",@show_all ? student_work_index_path(:homework => @homework.id,:order => "system_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10",:remote => true%>
         <% if @show_all && @order == "system_score"%>
-            <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "system_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt19"%>
+            <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "system_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10",:remote => true%>
         <% end%>
       </li>
   <% end%>
-  <li class="hworkList50">
-    <%= link_to "匿评",@show_all ? student_work_index_path(:homework => @homework.id,:order => "student_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10"%>
+
+  <li class="hworkList50 hworkH30">
+    <%= link_to "匿评",@show_all ? student_work_index_path(:homework => @homework.id,:order => "student_score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10",:remote => true%>
     <% if @show_all && @order == "student_score"%>
-        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "student_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt19"%>
+        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "student_score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10",:remote => true%>
     <% end%>
   </li>
-  <li class="hworkList50">
-    <%= link_to "成绩",@show_all ? student_work_index_path(:homework => @homework.id,:order => "score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10"%>
+
+  <li class="hworkList50 hworkH30">
+    <%= link_to "成绩",@show_all ? student_work_index_path(:homework => @homework.id,:order => "score", :sort => @score, :name => @name, :group => @group) : "javascript:void(0)",:class => "c_dark f14 fb fl ml10",:remote => true%>
     <% if @show_all && @order == "score"%>
-        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt19"%>
+        <%= link_to "", student_work_index_path(:homework => @homework.id,:order => "score", :sort => @score, :name => @name, :group => @group) ,:class => "#{@score == 'desc' ? 'st_up' : 'st_down'} mt10",:remote => true%>
     <% end%>
   </li>
 </ul>
\ No newline at end of file
diff --git a/app/views/student_work/_evaluation_un_work.html.erb b/app/views/student_work/_evaluation_un_work.html.erb
index d3bac240d..bc9fe2e00 100644
--- a/app/views/student_work/_evaluation_un_work.html.erb
+++ b/app/views/student_work/_evaluation_un_work.html.erb
@@ -1,46 +1,48 @@
 <!-- 匿评作品列表，显示某一个作品的信息 -->
 <ul class="hworkListRow" id="student_work_<%= student_work.id%>">
-  <li class="hworkList380 <%= @homework.homework_type == 2 ? '' : 'width455'%>">
+  <li class="hworkList340 <%= @homework.homework_type == 2 ? '' : 'width385'%>">
     <ul>
-      <li class="hworkName mt12">
-        <% student_work_name = student_work.name.nil? || student_work.name.empty? ? student_work.user.show_name + '的作品' : student_work.name%>
-        <%= link_to student_work_name, student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14"%>
+      <li class="hworkPortrait mt15 mr10">
+        <%= image_tag(url_to_avatar(student_work.user),width:"40", height: "40") %>
+      </li>
+      <li class="hworkName mt15 mr15 <%= @homework.homework_type == 2 ? '' : 'width165'%>">
+        <% student_work_name = student_work.name.nil? || student_work.name.empty? ? student_work.user.show_name + '的作品' : student_work.name%>
+        <div>
+          <%= link_to student_work_name, student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14 StudentName break_word #{@homework.homework_type == 2 ? '' : 'width165'}"%>
+        </div>
       </li>
-      <div class="cl"></div>
       <li>
-        <ul class="mt12">
-          <li class="hworkDetail mr15">
-            姓名：<%= student_work.user.show_name%>
+        <ul class="mt10 fl">
+          <li class="hworkStName mr10 mt16" title="姓名">
+            <%= student_work.user.show_name%>
           </li>
-          <li class="hworkDetail mr15">
-            学号：
+          <li class="hworkStID mt16" title="学号">
             <%= student_work.user.user_extensions.nil? ? "--" : student_work.user.user_extensions.student_id%>
           </li>
-          <li class="hworkDate">
-            时间：
-            <% if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.parse(student_work.created_at.to_s).strftime("%Y-%m-%d") %>
-                <span class="c_red">迟交</span>
-            <% else%>
-                <%= format_time student_work.created_at%>
-            <% end %>
-          </li>
         </ul>
       </li>
     </ul>
   </li>
-  <li class="hworkList80 <%= score_color student_work.teacher_score%>">
+  <li class="hworkList130 c_grey">
+    <%= Time.parse(format_time(student_work.created_at)).strftime("%m-%d %H:%M")%>&nbsp;
+    <% if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.parse(student_work.created_at.to_s).strftime("%Y-%m-%d") %>
+        <span class="c_red">[迟交]</span>
+    <% end %>
+  </li>
+  <li class="hworkList50 <%= score_color student_work.teacher_score%>">
     <%= student_work.teacher_score.nil? ? "--" : format("%.1f",student_work.teacher_score)%>
   </li>
-  <li class="hworkList80 <%= score_color student_work.teaching_asistant_score%>">
+  <li class="hworkList50 <%= score_color student_work.teaching_asistant_score%>">
     <%= student_work.teaching_asistant_score.nil? ? "--" : format("%.1f",student_work.teaching_asistant_score)%>
   </li>
 
   <% if @homework.homework_type == 2%>
       <!-- 系统评分 -->
-      <li class="hworkList80 <%= score_color student_work.system_score%>">
+      <li class="hworkList50 <%= score_color student_work.system_score%>">
         <%= student_work.system_score.nil? ? "--" : format("%.1f",student_work.system_score)%>
       </li>
   <% end%>
+
   <li class="hworkList50 <%= score_color student_work.student_score%> student_score_info">
     <%= student_work.student_score.nil? ? "--" : format("%.1f",student_work.student_score)%>
     <% unless student_work.student_score.nil?%>
@@ -73,4 +75,5 @@
         </div>
     <% end%>
   </li>
-</ul>
\ No newline at end of file
+</ul>
+
diff --git a/app/views/student_work/_evaluation_work.html.erb b/app/views/student_work/_evaluation_work.html.erb
index f8b9addbd..63cb7ea99 100644
--- a/app/views/student_work/_evaluation_work.html.erb
+++ b/app/views/student_work/_evaluation_work.html.erb
@@ -1,51 +1,62 @@
 <!-- 匿评作品列表，显示某一个作品的信息 -->
 <ul class="hworkListRow" id="student_work_<%= student_work.id%>">
   <% is_my_work = student_work.user == User.current%>
-  <li class="hworkList380 width620">
+  <li class="hworkList340 width525">
     <ul>
-      <li class="hworkName mt12 m_width620">
-        <% if is_my_work%>
+      <% if is_my_work%>
+          <li class="hworkPortrait mt15 mr10">
+            <%= image_tag(url_to_avatar(student_work.user),width:"40", height: "40") %>
+          </li>
+          <li class="hworkName mt15 mr15 width285">
             <% student_work_name = student_work.name.nil? || student_work.name.empty? ? student_work.user.show_name + '的作品' : student_work.name%>
-            <%= link_to student_work_name, student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14"%>
-        <% else%>
-            <%= link_to "匿名的作品", student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14"%>
-        <% end%>
-      </li>
-      <div class="cl"></div>
-      <li>
-        <ul class="mt12">
-          <li class="hworkDetail mr15">
-            姓名：
-            <% if is_my_work%>
+            <div>
+              <%= link_to student_work_name, student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14 StudentName break_word width285"%>
+            </div>
+          </li>
+          <li>
+            <ul class="mt10 fl">
+              <li class="hworkStName mr10 mt16" title="姓名">
                 <%= student_work.user.show_name%>
-            <% else%>
-                匿名
-            <% end%>
-          </li>
-          <li class="hworkDetail mr15">
-            学号：
-            <% if is_my_work%>
-              <span>
+              </li>
+              <li class="hworkStID mt16" title="学号">
                 <%= student_work.user.user_extensions.nil? ? "--" : student_work.user.user_extensions.student_id%>
-              </span>
-            <% else%>
-              --
-            <% end%>
+              </li>
+            </ul>
           </li>
-          <li class="hworkDate">
-            时间：
-            <% if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.parse(student_work.created_at.to_s).strftime("%Y-%m-%d") %>
-                <span class="c_red">迟交</span>
-            <% else%>
-                <%= format_time student_work.created_at%>
-            <% end %>
+      <% else%>
+          <li class="hworkPortrait mt15 mr10">
+            <%= image_tag(url_to_avatar(""),width:"40", height: "40") %>
           </li>
-        </ul>
-      </li>
+          <li class="hworkName mt15 mr15 width285">
+            <div>
+              <%= link_to "匿名的作品", student_work_path(student_work),:remote => true,:title => student_work_name, :class => "linkGrey f14 StudentName break_word width285"%>
+            </div>
+          </li>
+          <li>
+            <ul class="mt10 fl">
+              <li class="hworkStName mr10 mt16" title="姓名">
+                匿名
+              </li>
+              <li class="hworkStID mt16" title="学号">
+                --
+              </li>
+            </ul>
+          </li>
+      <% end%>
+
     </ul>
   </li>
+  <li class="hworkList130 c_grey">
+    <%= Time.parse(format_time(student_work.created_at)).strftime("%m-%d %H:%M")%>&nbsp;
+    <% if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.parse(student_work.created_at.to_s).strftime("%Y-%m-%d") %>
+        <span class="c_red">[迟交]</span>
+    <% end %>
+  </li>
+
+  <!-- 成绩 -->
   <% my_score = student_work_score(student_work,User.current) %>
-  <li class="hworkList80 <%= my_score.nil? ? 'c_grey' : score_color(my_score.score)%> mr10">
+  <li class="hworkList50 <%= my_score.nil? ? 'c_grey' : score_color(my_score.score)%> mr10">
     <%= my_score.nil? ? "--" : format("%.1f",my_score.score)%>
   </li>
-</ul>
\ No newline at end of file
+</ul>
+
diff --git a/app/views/student_work/_student_work_list.html.erb b/app/views/student_work/_student_work_list.html.erb
new file mode 100644
index 000000000..197fecac9
--- /dev/null
+++ b/app/views/student_work/_student_work_list.html.erb
@@ -0,0 +1,36 @@
+<div class="fl" style="border-bottom:1px solid #eaeaea; padding-bottom:10px; width:720px;">
+  <span class="c_dark f14 fb fl mr30">
+      作品
+      <font class="f12 c_red">
+        （<%= @stundet_works.count%>）
+      </font>
+  </span>
+  <%if @is_teacher || @homework.homework_detail_manual.comment_status == 3%>
+      <div class="hworkSearchBox">
+        <input type="text" id="course_student_name" value="<%= @name%>" placeholder="姓名、学号、邮箱" class="hworkSearchInput" onkeypress="SearchByName('<%= student_work_index_path(:homework => @homework.id)%>',event);"/>
+        <a class="hworkSearchIcon" id="search_in_student_work" onclick="SearchByName_1('<%= student_work_index_path(:homework => @homework.id)%>');" href="javascript:void(0)"></a>
+      </div>
+      <%= select_tag(:student_work_in_group,options_for_select(course_group_list(@course),@group), {:class => "classSplit"}) unless course_group_list(@course).empty?  %>
+  <% end%>
+</div>
+<div class="cl"></div>
+
+<div class="fl">
+  <% if @is_evaluation && !@stundet_works.empty?%>
+      <%= render :partial => "evaluation_title"%>
+  <% else%>
+      <%= render :partial => "evaluation_un_title"%>
+  <% end%>
+</div>
+<div class="cl"></div>
+
+<% @stundet_works.each do |student_work|%>
+    <% if @is_evaluation%>
+        <%= render :partial => "evaluation_work", :locals => {:student_work => student_work}%>
+    <% else%>
+        <%= render :partial => "evaluation_un_work", :locals => {:student_work => student_work}%>
+    <% end%>
+    <div class="cl"></div>
+    <div id="about_hwork_<%= student_work.id%>"></div>
+    <div class="cl"></div>
+<% end%>
\ No newline at end of file
diff --git a/app/views/student_work/index.html.erb b/app/views/student_work/index.html.erb
index 5398b7084..9c48d310b 100644
--- a/app/views/student_work/index.html.erb
+++ b/app/views/student_work/index.html.erb
@@ -56,7 +56,7 @@
                 <a href="javascript:void(0);" class="resourcesIcon"></a>
                 <ul class="hworkMenu">
                   <li>
-                    <%= link_to "导出作业成绩", student_work_index_path(:homework => @homework.id,:order => @order, :sort => @b_sort, :name => @name, :format => 'xls'),:class=>'hworkExport postTypeGrey'%>
+                    <%= link_to "导出作业成绩", student_work_index_path(:homework => @homework.id,:order => @order, :sort => @b_sort, :name => @name, :group => @group, :format => 'xls'),:class=>'hworkExport postTypeGrey', :id => "export_student_work"%>
                   </li>
                   <li>
                     <% if @homework.student_works.empty?%>
@@ -82,45 +82,15 @@
       <% end%>
       <div class="cl"></div>
     </div>
+
     <div class="hworkListContainer">
       <div class="ctt2">
-        <div class="dis" id="tbc_01">
-          <div class="codeList">
-            <span class="fl mt3">
-              <%= link_to "所有作品<font class='f12 c_red'>[共#{@stundet_works.count}份]</font>".html_safe,student_work_index_path(:homework => @homework.id),:class => "fl f14"%>
-            </span>
-            <%if @is_teacher || @homework.homework_detail_manual.comment_status == 3%>
-                <div class="resourcesSearchloadBox fr">
-                  <input type="text" id="course_student_name" value="<%= @name%>" placeholder="姓名、学号、邮箱" class="searchResource" onkeypress="SearchByName('<%= student_work_index_path(:homework => @homework.id)%>',event);"/>
-                  <a class="homepageSearchIcon" onclick="SearchByName_1('<%= student_work_index_path(:homework => @homework.id)%>');" href="javascript:void(0)"></a>
-                </div>
-            <% end%>
-            <div class="cl"></div>
-          </div>
-          <!---code_list end--->
-          <div class="fl">
-            <% if @is_evaluation && !@stundet_works.empty?%>
-                <%= render :partial => "evaluation_title"%>
-            <% else%>
-                <%= render :partial => "evaluation_un_title"%>
-            <% end%>
-          </div>
-          <!---hwork_ul end--->
-          <div class="cl"></div>
-          <% @stundet_works.each do |student_work|%>
-              <% if @is_evaluation%>
-                  <%= render :partial => "evaluation_work", :locals => {:student_work => student_work}%>
-              <% else%>
-                  <%= render :partial => "evaluation_un_work", :locals => {:student_work => student_work}%>
-              <% end%>
-              <div class="cl"></div>
-              <!---hwork_ul end--->
-              <div id="about_hwork_<%= student_work.id%>"></div>
-              <div class="cl"></div>
-          <% end%>
+        <div class="dis" id="homework_student_work_list">
+          <%= render :partial => "student_work/student_work_list"%>
         </div>
       </div>
     </div>
+
     <div class="cl"></div>
   </div>
 </div>
diff --git a/app/views/student_work/index.js.erb b/app/views/student_work/index.js.erb
new file mode 100644
index 000000000..73b94260d
--- /dev/null
+++ b/app/views/student_work/index.js.erb
@@ -0,0 +1,2 @@
+$("#homework_student_work_list").html("<%= escape_javascript(render :partial => 'student_work/student_work_list') %>");
+$("#export_student_work").replaceWith("<%= escape_javascript( link_to "导出作业成绩", student_work_index_path(:homework => @homework.id,:order => @order, :sort => @b_sort, :group => @group, :name => @name, :format => 'xls'),:class=>'hworkExport postTypeGrey', :id => 'export_student_work') %>");
\ No newline at end of file
diff --git a/app/views/student_work/new.html.erb b/app/views/student_work/new.html.erb
index f9b242443..c7f1d45c4 100644
--- a/app/views/student_work/new.html.erb
+++ b/app/views/student_work/new.html.erb
@@ -7,7 +7,7 @@
         $('#ajax-modal').siblings().remove();
         $('#ajax-modal').before("<span style='float: right;cursor:pointer;'>" +
         "<a href='javascript:' onclick='clickCanel();'><img src='/images/bid/close.png' width='26px' height='26px' /></a></span>");
-        $('#ajax-modal').parent().css("top","30%").css("left","40%");
+        $('#ajax-modal').parent().css("top","65%").css("left","60%");
         $('#ajax-modal').parent().addClass("anonymos_work");
     });
   <% end%>
diff --git a/app/views/users/_user_homework_form.html.erb b/app/views/users/_user_homework_form.html.erb
index 6e07e7122..b19125ec6 100644
--- a/app/views/users/_user_homework_form.html.erb
+++ b/app/views/users/_user_homework_form.html.erb
@@ -21,6 +21,14 @@
       <input  type="text" name="homework_common[end_time]" id="homework_end_time" placeholder="截止日期" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.end_time%>"  >
       <%= calendar_for('homework_end_time')%>
     </div>
+    <div class="calendar_div fl ml10">
+      <input  type="text" name="evaluation_start" id="evaluation_start_time" placeholder="开启匿评日期" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.homework_detail_manual.evaluation_start%>"  >
+      <%= calendar_for('evaluation_start_time')%>
+    </div>
+    <div class="calendar_div fl ml10">
+      <input  type="text" name="evaluation_end" id="evaluation_end_time" placeholder="关闭匿评日期" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.homework_detail_manual.evaluation_end%>"  >
+      <%= calendar_for('evaluation_end_time')%>
+    </div>
   </div>
   <div class="cl"></div>
   <p id="homework_end_time_span" class="c_red mt5"></p>
diff --git a/app/views/users/user_homeworks.html.erb b/app/views/users/user_homeworks.html.erb
index f375496d1..a169be166 100644
--- a/app/views/users/user_homeworks.html.erb
+++ b/app/views/users/user_homeworks.html.erb
@@ -21,6 +21,7 @@
     <!-- 老师身份才可以发布作业 -->
     <div class="HomeWork mb10">
       <% homework = HomeworkCommon.new %>
+      <% homework.homework_detail_manual = HomeworkDetailManual.new%>
       <%= labelled_form_for homework,:url => user_new_homework_users_path,:method => "post" do |f| %>
           <div id="HomeWorkCon">
             <%= render :partial => 'users/user_homework_form', :locals => { :homework => homework,:f => f,:edit_mode => false } %>
diff --git a/db/schema.rb b/db/schema.rb
index 767208f9e..40daded12 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -490,23 +490,26 @@ ActiveRecord::Schema.define(:version => 20150918134804) do
   add_index "documents", ["created_on"], :name => "index_documents_on_created_on"
   add_index "documents", ["project_id"], :name => "documents_project_id"
 
-  create_table "dts", :force => true do |t|
-    t.string   "IPLineCode"
-    t.string   "Description"
-    t.string   "Num"
-    t.string   "Variable"
-    t.string   "TraceInfo"
-    t.string   "Method"
+  create_table "dts", :primary_key => "Num", :force => true do |t|
+    t.string   "Defect",        :limit => 50
+    t.string   "Category",      :limit => 50
     t.string   "File"
-    t.string   "IPLine"
-    t.string   "Review"
-    t.string   "Category"
-    t.string   "Defect"
-    t.string   "PreConditions"
-    t.string   "StartLine"
+    t.string   "Method"
+    t.string   "Module",        :limit => 20
+    t.string   "Variable",      :limit => 50
+    t.integer  "StartLine"
+    t.integer  "IPLine"
+    t.string   "IPLineCode",    :limit => 200
+    t.string   "Judge",         :limit => 15
+    t.integer  "Review",        :limit => 1
+    t.string   "Description"
+    t.text     "PreConditions", :limit => 2147483647
+    t.text     "TraceInfo",     :limit => 2147483647
+    t.text     "Code",          :limit => 2147483647
     t.integer  "project_id"
-    t.datetime "created_at",    :null => false
-    t.datetime "updated_at",    :null => false
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.integer  "id",                                  :null => false
   end
 
   create_table "enabled_modules", :force => true do |t|
diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index 4f091560d..b471ea89e 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -940,19 +940,37 @@ function SearchByName(url,event)
 {
     var keycode = (event.keyCode ? event.keyCode : event.which);
     if(keycode == '13'){
-        location.href = url + "&name=" + $("#course_student_name").val() + "&group=" + $("#late_penalty").val();
+        $.get(
+            url,
+            {
+                name : $("#course_student_name").val(),
+                group : $("#student_work_in_group").val()
+            },
+            function (data) {
+            }
+        );
     }
 }
 function SearchByName_1(url)
 {
-    if($("#late_penalty").val() == null){
-        location.href = url + "&name=" + $("#course_student_name").val()
-    }
-    else{
-        location.href = url + "&name=" + $("#course_student_name").val() + "&group=" + $("#late_penalty").val();
-    }
+    //alert($("#student_work_in_group").val());
+    $.get(
+        url,
+        {
+            name : $("#course_student_name").val(),
+            group : $("#student_work_in_group").val()
+        },
+        function (data) {
+        }
+    );
 }
 
+$(function(){
+    $("#student_work_in_group").live("change",function(){
+        $("#search_in_student_work").click();
+    });
+});
+
 //新建作业临时弹框
 function new_homework_alert(){
     alert("您好！课程内直接发布作业的功能正在改进中，请直接点击\n顶部导航栏的“作业”向本课程发送作业。谢谢！如有问\n题，可参见帮助中心。");
diff --git a/public/javascripts/new_user.js b/public/javascripts/new_user.js
index e5f5e8b4c..95d85e48c 100644
--- a/public/javascripts/new_user.js
+++ b/public/javascripts/new_user.js
@@ -56,18 +56,20 @@ function show_more_project(url){
 }
 
 //老师提交 新建/修改 作业
-function submit_homework(id)
-{
-    if(!regex_homework_name())
-    {
+function submit_homework(id){
+    if(!regex_homework_name()){
         $("#homework_name").focus();
     }
-    else if(!regex_homework_end_time())
-    {
+    else if(!regex_homework_end_time()){
         $("#homework_end_time").focus();
     }
-    else if(!regex_course_id())
-    {
+    else if(!regex_evaluation_start()){
+        $("#evaluation_start_time").focus()
+    }
+    else if(!regex_evaluation_end()){
+        $("#evaluation_end_time").focus()
+    }
+    else if(!regex_course_id()){
         $("#course_id").focus();
     }
     else{
@@ -134,6 +136,42 @@ function search_homework_by_name(url){
     );
 }
 
+//验证匿评开启时间：大于截止时间,或者为空
+function regex_evaluation_start(){
+    var evaluation_start = $.trim($("#evaluation_start_time").val());
+    if(evaluation_start == ""){
+        return true;
+    }
+    var end_time = new Date($.trim($("#homework_end_time").val()));
+    var evaluation_start_time = new Date(evaluation_start);
+    if(evaluation_start_time > end_time){
+        return true;
+    }else{
+        $("#homework_end_time_span").text("开启匿评日期必须大于截止日期");
+        return false;
+    }
+}
+
+//验证匿评结束时间：大于匿评开启时间,或者为空。当匿评开启时间为空时，匿评结束时间必须为空
+function regex_evaluation_end(){
+    var evaluation_start = $.trim($("#evaluation_start_time").val());
+    var evaluation_end = $.trim($("#evaluation_end_time").val());
+    if(evaluation_end == ""){
+        return true;
+    }else if(evaluation_start == ""){
+        $("#homework_end_time_span").text("开启匿评日期为空时，关闭匿评日期必须为空");
+        return false;
+    }
+    var evaluation_start_time = new Date(evaluation_start);
+    var evaluation_end_time = new Date(evaluation_end);
+    if(evaluation_end_time > evaluation_start_time){
+        return true;
+    }else{
+        $("#homework_end_time_span").text("关闭匿评日期必须大于开启匿评日期");
+        return false;
+    }
+}
+
 //提交新建作品
 function new_student_work()
 {
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index 39c0c6eb0..0ea279253 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -31,8 +31,8 @@ a:hover.news_foot{ color:#787b7e; border:1px solid #d4d4d4;}
 
 /*右侧内容新*/
 .ctt2{clear:both; }
-.hworkListBanner {width:720px; height:40px; background:#eaeaea; margin-bottom:10px; margin-left:5px;}
-.hworkListContainer {float:left; clear:both; width:720px; margin-left:5px;}
+.hworkListBanner {width:720px; height:40px; background:#eaeaea; margin-bottom:10px;}
+.hworkListContainer {float:left; clear:both; width:720px;}
 .showHwork{ border:2px solid #269ac9; width:696px; padding:10px; color:#666666; padding-bottom:0px; }
 .showHworkP{ width:630px; float:left;}
 .showHwork ul li {margin-bottom: 5px;}
@@ -41,17 +41,21 @@ a:hover.news_foot{ color:#787b7e; border:1px solid #d4d4d4;}
 .pingBoxTit{ float:left; width:625px; margin-left:10px;}
 .pingText{border:1px solid #CCCCCC; margin:5px; padding:5px; width:610px; height:20px; }
 .pingBackTit{ float:left; width:573px; margin-left:10px; }
-.hworkUl{ height:50px; border-bottom:1px solid #eaeaea; line-height:50px; vertical-align:middle;}
+.hworkUl{ height:30px; border-bottom:1px solid #eaeaea; line-height:30px; vertical-align:middle; padding-bottom:5px;}
+.hworkH30 {height:30px !important; line-height:30px !important;}
 .hworkListRow {height:65px; border-bottom:1px solid #eaeaea; line-height:65px; vertical-align:middle;}
-.hworkListRow:hover {background-color:#f6f6f7; cursor:pointer;}
+.hworkListRow:hover {background-color:#f6f6f7;}
 .hworkUl li{ float:left;}
 .hworkListRow li{ float:left;}
-.hworkList380 {width:375px; text-align:left; height:50px; line-height:50px;padding-left:5px;}
+.hworkList340 {width:335px; text-align:left; height:50px; line-height:50px;padding-left:5px;}
 .hworkList80 {width:80px; text-align:center;}
 .hworkList50 {width:50px; text-align:center;}
+.hworkList130 {width:130px; text-align:center;}
 .codeList{ float:right; font-size:12px; color:#484848; padding:0px 3px;  width:714px; margin-bottom:10px; }
-.hworkName {max-width:380px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis; float:left; height:16px; line-height:16px;}
-.hworkDetail {max-width:100px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis; float:left; height:14px; line-height:14px; font-size:12px; color:#888888;}
+.hworkName {width:115px; float:left; line-height:18px;}
+.hworkName div{max-height: 40px;overflow: hidden;}
+.hworkStName {width:60px; max-width:60px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis; float:left; height:18px; line-height:18px; font-size:12px; color:#888888; text-align:center;}
+.hworkStID {width:80px; max-width:80px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis; float:left; height:18px; line-height:18px; font-size:12px; color:#888888; text-align:center;}
 .hworkDate {max-width:150px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis; float:left; height:14px; line-height:14px; font-size:12px; color:#888888;}
 .hworkMenu {width:100px; background-color:#ffffff; float:left; list-style:none; position:absolute; border:1px solid #eaeaea; border-radius:5px; top:15px; padding:10px 20px; left:-110px; font-size:12px; color:#888888; display:none; line-height:2;}
 a.hworkExport {background:url(../images/homepage_icon2.png) -10px -401px no-repeat; padding-left:23px;}
@@ -60,11 +64,25 @@ a.hworkSetting {background:url(../images/homepage_icon2.png) -10px -450px no-rep
 .infoNi{ width:100px; padding:5px;-moz-border-radius:3px;  -webkit-border-radius:3px;  border-radius:3px; box-shadow:0px 0px 5px #194a81; color:#666; background:#fff; text-align:left; line-height:2; position:absolute; margin-top:-24px;margin-left: 40px;}
 .problemTxt {width:660px; margin-left:10px; color:#777777; position:relative;}
 .rTxtTit{width:560px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis;color:#15bccf; float:left; color:#269ac9; font-size:14px;}
-.width620{width: 620px;}
-.width625{width: 625px;}
-.width455{width: 455px;}
-.m_width620{max-width: 620px;}
+.hworkSearchBox {border:1px solid #e6e6e6; width:185px; float:left; background-color:#ffffff;}
+.hworkSearchInput {border:none; outline:none; background-color:#ffffff; width:145px; height:25px; padding-left:10px; display:block; float:left;}
+.hworkSearchIcon {width:30px; height:25px; background:url(../images/nav_icon.png) -8px -1px no-repeat; float:left;}
+a.hworkSearchIcon:hover {background:url(../images/nav_icon.png) -49px -1px no-repeat;}
+.classSplit {border:1px solid #e7e7e7; height:27px; line-height:27px; display:inline-block; margin-left:10px; padding-left:5px; cursor:pointer; outline:none; width:95px; max-width:95px;}
+.classList {width:45px; border:1px solid #e7e7e7; float:left; position:absolute; background-color:#ffffff; left:-1px;}
+.hworkPortrait {float:left; width:40px;}
+.HomeworkNameTitle{width: 285px;text-align: center;margin-left: 50px;}
+.HomeworkStuTitle{width: 80px;text-align: center;}
+.StudentName{display: table-cell;width: 115px;vertical-align: middle;text-align: center;height: 40px;}
+.width385{width: 385px;}
+.width505{width: 505px;}
+.width165{width: 165px;}
 .width180{width: 180px;}
+.width525{width: 525px;}
+.width285{width: 285px;}
+.mr95{margin-right: 95px;}
+.ml100{margin-left: 100px;}
+.mt16{margin-top: 16px;}
 
 
 /*邮件邀请*/
diff --git a/public/stylesheets/new_user.css b/public/stylesheets/new_user.css
index 1c361c3f9..9c075efa7 100644
--- a/public/stylesheets/new_user.css
+++ b/public/stylesheets/new_user.css
@@ -688,7 +688,7 @@ a.referenceTypeBlock {color:#888888; display:inline-block; padding:0px 20px;}
 .AgreementBox{ margin:20px 0; color:#666666; font-size:14px; line-height:1.9;}
 .Agreementh4{ color:#2980b9; font-weight:bold; font-size:14px; margin-top:30px;}
 .AgreementTxt{text-indent:2em; margin-bottom:15px;}
-.AgreementImg{ margin:0px auto;}
+.AgreementImg{ margin:0px auto; width:619px;}
 
 /*底部*/
 #Footer{background-color:#ffffff;  padding-bottom:15px; color:#666666;} /*margin-bottom:10px;*/
diff --git a/public/stylesheets/public.css b/public/stylesheets/public.css
index 8ab9a373f..5d528678a 100644
--- a/public/stylesheets/public.css
+++ b/public/stylesheets/public.css
@@ -91,8 +91,10 @@ h4{ font-size:14px; color:#3b3b3b;}
 .mr45{margin-right: 45px;}
 .mr50{margin-right: 50px;}
 .mr55{margin-right: 55px;}
+.mr60 {margin-right:60px;}
 .mr70{margin-right: 70px;}
 .mw15{margin:0 15px;}
+.mr90 {margin-right:90px;}
 .mw20{ margin: 0 20px;}
 .mt1{margin-top: 1px;}
 .mt-4 {margin-top:-4px;}
@@ -102,9 +104,10 @@ h4{ font-size:14px; color:#3b3b3b;}
 .mt8{ margin-top:8px;}
 .mt10{ margin-top:10px !important;}
 .mt30{ margin-top: 30px;}
-.mt12 { margin-top:12px;}
+.mt12 { margin-top:12px !important;}
 .mt15 {margin-top:15px;}
 .mt19 {margin-top:19px !important;}
+.ml70{margin-left: 70px;}
 .mb4{ margin-bottom:4px;}
 .mb5{ margin-bottom:5px;}
 .mb8 {margin-bottom:8px;}
@@ -213,6 +216,8 @@ a.linkGrey5 {color:#484848;}
 a.linkGrey5:hover {color:#3498db;}
 a.linkGrey6 {color:#484848 !important;}
 a.linkGrey6:hover {color:#ffffff !important;}
+a.linkGrey7 {color:#888888;}
+a.linkGrey7:hover {color:#269ac9;}
 a.bBlue {background-color:#3498db;}
 a.bBlue:hover {background-color:#297fb8;}
 a.submit_btn {border:1px solid #3498db; padding:3px 10px; border-radius:3px; color:#3498db;}
@@ -293,7 +298,7 @@ a:hover.bgreen_n_btn{background:#08a384;}
 #Container{ width:1000px; margin:0 auto; }
 
 /*头部导航*/
-#Header{ margin:10px 0; background:#15bccf; height:40px; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; }
+#Header{ margin:10px 0; background:#15bccf; height:40px; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; position: relative;}
 .logo{ margin:5px 10px; }
 #TopNav{}
 #TopNav ul li{ margin-top:8px;}
@@ -947,4 +952,4 @@ a.resourcesBlack:hover {font-size:12px; color:#000000;}
 .AgreementImg{ margin:0px auto;}
 
 .list_style ol li{list-style-type: decimal;margin-left: 40px;}
-.list_style ul li{list-style-type: disc;margin-left: 40px;}
\ No newline at end of file
+.list_style ul li{list-style-type: disc;margin-left: 40px;}