diff --git a/Gemfile b/Gemfile
index 91e72a745..f462133c3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,6 +16,8 @@ gem "coderay", "~> 1.0.6"
 gem "fastercsv", "~> 1.5.0", :platforms => [:mri_18, :mingw_18, :jruby]
 gem "builder", "3.0.0"
 gem 'acts-as-taggable-on', '2.4.1'
+gem 'spreadsheet'
+gem 'ruby-ole'
 
 group :development do
   gem 'better_errors', path: 'lib/better_errors'
diff --git a/Gemfile.lock b/Gemfile.lock
index 6916219a9..771928e40 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -192,6 +192,7 @@ GEM
       rails (>= 3.2.0)
       sass-rails
     rmagick (2.13.2)
+    ruby-ole (1.2.11.7)
     ruby-openid (2.1.8)
     rubyzip (1.1.6)
     sass (3.3.10)
@@ -214,6 +215,8 @@ GEM
     spork (0.9.2)
     spork-testunit (0.0.8)
       spork (>= 0.6.0)
+    spreadsheet (1.0.0)
+      ruby-ole (>= 1.0)
     sprockets (2.2.2)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -272,11 +275,13 @@ DEPENDENCIES
   rails (= 3.2.13)
   rich (= 1.4.6)
   rmagick (>= 2.0.0)
+  ruby-ole
   ruby-openid (~> 2.1.4)
   sass-rails (~> 3.2.3)
   seems_rateable!
   selenium-webdriver (~> 2.42.0)
   shoulda (~> 3.5.0)
   spork-testunit (~> 0.0.8)
+  spreadsheet
   therubyracer
   uglifier (>= 1.0.3)
diff --git a/app/controllers/bids_controller.rb b/app/controllers/bids_controller.rb
index e3b8b9a66..ba6ceccc1 100644
--- a/app/controllers/bids_controller.rb
+++ b/app/controllers/bids_controller.rb
@@ -498,6 +498,7 @@ class BidsController < ApplicationController
               (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 0) AS s_score
               FROM homework_attaches WHERE bid_id = #{@bid.id} ORDER BY s_score DESC,created_at ASC) AS table1
               WHERE table1.t_score IS NULL")
+          @not_batch_homework = true
           @cur_type = 1
         else
           all_homework_list = HomeworkAttach.find_by_sql("SELECT homework_attaches.*,
diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 21199f6f9..49cc40f10 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -210,14 +210,15 @@ class CoursesController < ApplicationController
     @render_file = 'member_list'
     @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
     @is_remote = true
+    @score_sort_by = "desc"
     q = "#{params[:name].strip}"
       #(redirect_to stores_url, :notice => l(:label_sumbit_empty);return) if params[:name].blank?
     if params[:incourse]
-      @results = searchmember_by_name(student_homework_score(0,0,0), q)
+      @results = searchmember_by_name(student_homework_score(0,0,0,"desc"), q)
 
     elsif params[:ingroup]
       @group = CourseGroup.find(params[:search_group_id])
-      @results = searchmember_by_name(student_homework_score(@group.id,0,0), q)
+      @results = searchmember_by_name(student_homework_score(@group.id,0,0,"desc"), q)
     end
     @is_remote = true
     @result_count = @results.count
@@ -307,16 +308,17 @@ class CoursesController < ApplicationController
     @render_file = 'member_list'
     @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
     @is_remote = true
+    @score_sort_by = "desc"
     if params[:group_id] && params[:group_id] != "0"
       @group = CourseGroup.find(params[:group_id])
 
-      @results = student_homework_score(@group.id,0, 0)
+      @results = student_homework_score(@group.id,0, 0,"desc")
       @results = paginateHelper @results, 10
 
 
     else
       page_from = params[:page].nil? ? 0 : (params[:page].to_i - 1)
-      @results = student_homework_score(0,page_from, 10)
+      @results = student_homework_score(0,page_from, 10,"")
       @results = paginateHelper_for_members @results, 10
     end
 
@@ -329,7 +331,7 @@ class CoursesController < ApplicationController
     ## 有角色参数的才是课程，没有的就是项目
     if (User.current.admin? || @course.is_public == 1 || (@course.is_public == 0 && User.current.member_of_course?(@course)))
       @render_file = 'member_list'
-
+      @score_sort_by = "desc"
       @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
       @role = params[:role].nil? ?  '2':params[:role]
       @is_remote = true
@@ -343,7 +345,7 @@ class CoursesController < ApplicationController
         when '2'
           @subPage_title = l :label_student_list
           page = params[:page].nil? ? 0 : (params['page'].to_i - 1)
-          @members = student_homework_score(0,page, 10)
+          @members = student_homework_score(0,page, 10,"desc")
 
           @members = paginateHelper_for_members @members, 10
 
@@ -367,18 +369,31 @@ class CoursesController < ApplicationController
 
   def member_score_sort
     # @teachers= searchTeacherAndAssistant(@course)
-    # @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
+    @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
     # @role = params[:role]
     # @course_groups = @course.course_groups if @course.course_groups
     # @show_serch = params[:role] == '2'
-    # @subPage_title = l :label_student_list
-    # @render_file = 'member_list'
+    @subPage_title = l :label_student_list
+     @render_file = 'member_list'
     # @results = params[:result] if params[:result]
     # unless @result.nil?
     #   @results = @result.reverse
     #
     # end
-    # @results = paginateHelper @results
+    # @results = paginateHelper @results@score_sort_by = "desc"
+    @is_remote = true
+    @score_sort_by = params[:sort_by] if params[:sort_by]
+    group_id = params[:group_id]
+    if group_id == '0'
+      page = params[:page].nil? ? 0 : (params['page'].to_i - 1)
+      @results = student_homework_score(0,page, 10,@score_sort_by)
+
+      @results = paginateHelper_for_members @results, 10
+    else
+      @group = Group.find(group_id)
+      @results = student_homework_score(group_id, 0, 0,@score_sort_by)
+      @results = paginateHelper @results, 10
+    end
   end
   # 显示每个学生的作业评分详情
   def show_member_score
@@ -882,12 +897,12 @@ class CoursesController < ApplicationController
     end
   end
 
-  def student_homework_score(groupid,start_from, nums)
+  def student_homework_score(groupid,start_from, nums, score_sort_by)
     #teachers = find_course_teachers(@course)
     start_from = start_from * nums
     sql = ActiveRecord::Base.connection()
    
-    homework_scores = Member.find_by_sql("call member_score(#{@course.id},#{groupid},#{start_from},#{nums})")
+    homework_scores = Member.find_by_sql("call member_score(#{@course.id},#{groupid},#{start_from},#{nums}, '#{score_sort_by}')")
     
     sql.close()
     homework_scores
@@ -903,10 +918,9 @@ class CoursesController < ApplicationController
     @render_file = 'member_list'
     @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
     @is_remote = true
-
-    
+    @score_sort_by = "desc"
     page_from = params[:page].nil? ? 0 : (params[:page].to_i - 1)
-    @results = student_homework_score(group.id,0,0)
+    @results = student_homework_score(group.id,0,0, "desc")
     @results = paginateHelper @results, 10
 
   end
diff --git a/app/controllers/homework_attach_controller.rb b/app/controllers/homework_attach_controller.rb
index 9ca47afdd..fc07bb202 100644
--- a/app/controllers/homework_attach_controller.rb
+++ b/app/controllers/homework_attach_controller.rb
@@ -21,6 +21,7 @@ class HomeworkAttachController < ApplicationController
 
   #获取未批作业列表
   def get_not_batch_homework
+    @not_batch_homework = true
     sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
     get_not_batch_homework_list sort,direction, @bid.id
     @cur_page = params[:page] || 1
@@ -28,12 +29,17 @@ class HomeworkAttachController < ApplicationController
     @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
+      format.xls {
+        send_data(homework_to_xls(@all_homework_list), :type => "text/excel;charset=utf-8; header=present",
+                  :filename => "not_rated_homework_#{Time.now.strftime("%Y%m%d")}.xls")
+      }
     end
   end
 
   #获取已评作业列表
   def get_batch_homeworks
     sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
+    @is_batch_homeworks = true
     if sort == 't_socre'
       order_by = "t_score  #{direction}"
     elsif sort == 's_socre'
@@ -53,11 +59,18 @@ class HomeworkAttachController < ApplicationController
     @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
+      format.xls {
+        send_data(homework_to_xls(all_homework_list), :type => "text/excel;charset=utf-8; header=present",
+                  :filename => "been_rated_homework_#{Time.now.strftime("%Y%m%d")}.xls")
+      }
     end
   end
 
+
+
   #获取所有作业列表
   def get_homeworks
+    @is_all_homeworks = true
     sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
     if sort == 't_socre'
       order_by = "t_score  #{direction}"
@@ -77,6 +90,10 @@ class HomeworkAttachController < ApplicationController
     @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
+      format.xls {
+        send_data(homework_to_xls(all_homework_list), :type => "text/excel;charset=utf-8; header=present",
+                  :filename => "all_homework_#{Time.now.strftime("%Y%m%d")}.xls")
+      }
     end
   end
 
@@ -560,18 +577,65 @@ class HomeworkAttachController < ApplicationController
     elsif sort == 'time'
       order_by = "created_at #{direction}"
     end
-    all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
+    @all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
         (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 1) AS t_score,
         (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 0) AS s_score
         FROM homework_attaches WHERE bid_id = #{bid_id}
         ORDER BY #{order_by}) AS table1
         WHERE table1.t_score IS NULL")
-    @homework_list = paginateHelper all_homework_list,10
+    @homework_list = paginateHelper @all_homework_list,10
   end
 
   #获取指定作业的所有成员
   def users_for_homework homework
     homework.nil? ? [] : (homework.users + [homework.user])
   end
+
+  def homework_to_csv items
+    encoding = l(:general_csv_encoding)
+    columns = ["student_id","user_name","login","student_num","mail","work_name","teacher_score","ni_score","commit_time"]
+
+
+    export = FCSV.generate(:col_sep => l(:general_csv_separator)) do |csv|
+      # csv header fields
+      csv << columns.collect {|c| Redmine::CodesetUtil.from_utf8(c, encoding) }
+      # csv lines
+      items.each do |homework|
+        csv << [homework.user.id,Redmine::CodesetUtil.from_utf8(homework.user.lastname.to_s + homework.user.firstname.to_s, encoding),Redmine::CodesetUtil.from_utf8(homework.user.login, encoding),
+                Redmine::CodesetUtil.from_utf8(homework.user.user_extensions.student_id, encoding),Redmine::CodesetUtil.from_utf8(homework.user.mail, encoding),Redmine::CodesetUtil.from_utf8(homework.name, encoding),
+                Redmine::CodesetUtil.from_utf8((homework.t_score.nil? || (homework.t_score && homework.t_score.to_i == 0)) ? l(:label_without_score) : format("%.2f",homework.t_score), encoding),
+                Redmine::CodesetUtil.from_utf8( homework.s_score.nil? ? l(:label_without_score) : format("%.2f",homework.s_score), encoding),Redmine::CodesetUtil.from_utf8(format_time(homework.created_at), encoding)]
+      end
+    end
+    export
+  end
+
+  def homework_to_xls items
+    xls_report = StringIO.new
+    book = Spreadsheet::Workbook.new
+    sheet1 = book.create_worksheet :name => "homework"
+
+    blue = Spreadsheet::Format.new :color => :blue, :weight => :bold, :size => 10
+    sheet1.row(0).default_format = blue
+
+    sheet1.row(0).concat([l(:excel_user_id),l(:excel_user_name),l(:excel_nickname),l(:excel_student_id),l(:excel_mail),l(:excel_homework_name),
+                         l(:excel_t_score),l(:excel_n_score),l(:excel_commit_time)])
+    count_row = 1
+    items.each do |homework|
+      sheet1[count_row,0]=homework.user.id
+      sheet1[count_row,1] = homework.user.lastname.to_s + homework.user.firstname.to_s
+      sheet1[count_row,2] = homework.user.login
+      sheet1[count_row,3] = homework.user.user_extensions.student_id
+      sheet1[count_row,4] = homework.user.mail
+      sheet1[count_row,5] = homework.name
+      sheet1[count_row,6] =(homework.t_score.nil? || (homework.t_score && homework.t_score.to_i == 0)) ? l(:label_without_score) : format("%.2f",homework.t_score)
+      sheet1[count_row,7] = homework.s_score.nil? ? l(:label_without_score) : format("%.2f",homework.s_score)
+      sheet1[count_row,8] = format_time(homework.created_at)
+      count_row += 1
+    end
+
+    book.write xls_report
+    xls_report.string
+  end
 end
 
diff --git a/app/views/bids/_homework_list.html.erb b/app/views/bids/_homework_list.html.erb
index ea1f9b770..6572ee2c9 100644
--- a/app/views/bids/_homework_list.html.erb
+++ b/app/views/bids/_homework_list.html.erb
@@ -59,14 +59,9 @@
                :locals => {:homeworks => @homework_list,
                            :homework_count => @obj_count,
                            :remote => false,
-                           :is_student_batch_homework => @is_student_batch_homework}%>
+                           :not_batch_homework => @not_batch_homework,:is_student_batch_homework => @is_student_batch_homework}%>
   </div>
 </div>
-  <% if @is_teacher %>
-      <!--<div>
-        导出 <a>csv</a>
-      </div>-->
-  <% end %>
 </div>
 <div id="show_homework_attach_model"></div>
 </body>
diff --git a/app/views/courses/_member_list.html.erb b/app/views/courses/_member_list.html.erb
index 7e6407aa5..e08697e9d 100644
--- a/app/views/courses/_member_list.html.erb
+++ b/app/views/courses/_member_list.html.erb
@@ -1,15 +1,4 @@
-<script type=" text/javascript" charset="utf-8">
-  function change_pic(id){
-      var classname = document.getElementById(id).className
-      if(classname == 'st_up') {
-          document.getElementById(id).className = 'st_down'
 
-      }
-      else
-          document.getElementById(id).className = 'st_up'
-
-  }
-</script>
 <div style="margin-left: 15px" xmlns="http://www.w3.org/1999/html" xmlns="http://www.w3.org/1999/html">
 <% if User.current.logged? && User.current.member_of_course?(@course) && @group  %>
       <% if !@canShowCode %>
@@ -36,9 +25,13 @@
     <div class="st_box">
       <ul class="st_box_top" style="margin-left: 17px;">
         <% if @subPage_title == l(:label_student_list) %>
-            <li class="ml358"><%= link_to '作业积分', member_score_sort_course_path ,:result => members,method: 'get', remote: true, :onclick => "change_pic('pic')"%>
-              <a id="pic" href="#" class="st_down"></a>
-            </li>
+            <li class="ml358"><%= link_to '作业积分', member_score_sort_course_path(:sort_by => (@score_sort_by == "desc" ? "asc" : "desc"), :group_id => (@group ? @group.id : 0)) ,:result => members,method: 'get', remote: true%>
+             <% if @score_sort_by == 'desc' %>
+              <a id="pic" href="#" class= "st_down"></a>
+            <% else %>
+                  <a id="pic" href="#" class= "st_up"></a>
+            <% end %>
+                  </li>
             <li class="ml50">
               <a href="#" >加入时间</a>
             </li>
diff --git a/app/views/courses/member_score_sort.js.erb b/app/views/courses/member_score_sort.js.erb
index 30965f835..c6ff97164 100644
--- a/app/views/courses/member_score_sort.js.erb
+++ b/app/views/courses/member_score_sort.js.erb
@@ -1,4 +1,4 @@
 /**
  * Created by Administrator on 2014/12/3.
  */
-$("#list_detail").html("<%= escape_javascript( render :partial => 'member_list_detail', :locals => {:members => @results})%>");
\ No newline at end of file
+$("#member_content").html("<%= escape_javascript( render :partial => @render_file, :locals => {:members => @results})%>");
\ No newline at end of file
diff --git a/app/views/homework_attach/_homeworks_list.html.erb b/app/views/homework_attach/_homeworks_list.html.erb
index 8ef696e0c..9c960d8b8 100644
--- a/app/views/homework_attach/_homeworks_list.html.erb
+++ b/app/views/homework_attach/_homeworks_list.html.erb
@@ -1,7 +1,9 @@
 <% is_teacher = is_course_teacher(User.current,@bid.courses.first) %>
 <% is_my_homework ||= false %>
 <% is_student_batch_homework ||= false %>
-
+<% is_batch_homeworks ||= false %>
+<% not_batch_homework ||= false %>
+<% is_all_homeworks ||= false %>
 <% unless is_my_homework || is_student_batch_homework %>
     <div class="code_list">
       <span>
@@ -9,7 +11,10 @@
         (<font color="#CC0000">
         <%= homework_count%>
       </font>)
-        </span>
+        <%= link_to l(:label_export_excel), get_batch_homeworks_homework_attach_index_path(:bid_id => @bid.id,:format => 'xls'),:class=>'xls' if is_batch_homeworks%>
+        <%= link_to l(:label_export_excel), get_not_batch_homework_homework_attach_index_path(:bid_id => @bid.id,:format => 'xls'),:class=>'xls' if not_batch_homework%>
+        <%= link_to l(:label_export_excel), get_homeworks_homework_attach_index_path(:bid_id => @bid.id,:format => 'xls'),:class=>'xls' if is_all_homeworks%>
+      </span>
       <span class="fr">
         按&nbsp;
         <%= link_to l(:label_anonymous_comments), sort_homework_path(@bid, 's_socre', @direction), {:remote => true}%>
diff --git a/app/views/homework_attach/get_batch_homeworks.js.erb b/app/views/homework_attach/get_batch_homeworks.js.erb
index 8ca588aab..249e52164 100644
--- a/app/views/homework_attach/get_batch_homeworks.js.erb
+++ b/app/views/homework_attach/get_batch_homeworks.js.erb
@@ -1,4 +1,4 @@
 $('#tbc_01').html('<%= escape_javascript(render(:partial => 'homeworks_list',
-    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true} )) %>');
+    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true,:is_batch_homeworks => @is_batch_homeworks} )) %>');
 for(var i=1;i<=4;i++){$("#tb_"+i).removeClass().addClass("normaltab");}
 $("#tb_2").removeClass().addClass("hovertab");
\ No newline at end of file
diff --git a/app/views/homework_attach/get_homeworks.js.erb b/app/views/homework_attach/get_homeworks.js.erb
index 9293af807..06a22924a 100644
--- a/app/views/homework_attach/get_homeworks.js.erb
+++ b/app/views/homework_attach/get_homeworks.js.erb
@@ -1,5 +1,5 @@
 $('#tbc_01').html('<%= escape_javascript(render(:partial => 'homeworks_list',
-    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true} )) %>');
+    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true,:is_all_homeworks => @is_all_homeworks} )) %>');
 for(var i=1;i<=4;i++){$("#tb_"+i).removeClass().addClass("normaltab");}
 $("#tb_3").removeClass().addClass("hovertab");
 
diff --git a/app/views/homework_attach/get_not_batch_homework.js.erb b/app/views/homework_attach/get_not_batch_homework.js.erb
index 1f8214821..314853d13 100644
--- a/app/views/homework_attach/get_not_batch_homework.js.erb
+++ b/app/views/homework_attach/get_not_batch_homework.js.erb
@@ -1,4 +1,4 @@
 $('#tbc_01').html('<%= escape_javascript(render(:partial => 'homeworks_list',
-    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true} )) %>');
+    :locals => {:homeworks => @homework_list, :homework_count => @obj_count, :bid => @bid, :remote => true,:not_batch_homework => @not_batch_homework} )) %>');
 for(var i=1;i<=4;i++){$("#tb_"+i).removeClass().addClass("normaltab");}
 $("#tb_1").removeClass().addClass("hovertab");
\ No newline at end of file
diff --git a/app/views/layouts/_base_ad.html.erb b/app/views/layouts/_base_ad.html.erb
new file mode 100644
index 000000000..fcb560239
--- /dev/null
+++ b/app/views/layouts/_base_ad.html.erb
@@ -0,0 +1,64 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<title>浮动倒计时公告</title>
+<style type="text/css">
+/*网页高度*/ 
+body{ height:3000px;} 
+div,ul,li,body{margin:0; padding:0;} 
+/*position:absolute;用于元素的定位*/ 
+#roll{ background:url(/images/f_notice.jpg) 0 0 no-repeat;width:140px; height:217px; position:absolute;} 
+.timemsg{ margin-left:26px; margin-top:114px;color:#c02b2b; font-size:16px; font-weight:bold;}
+</style>
+</head>
+
+<body>
+<div id="roll">
+    <div class="timemsg">
+    	<!-- <span id="t_d">00:</span> -->
+        <span id="t_h">00:</span>
+        <span id="t_m">00:</span>
+        <span id="t_s">00</span>
+    </div>
+</div> 
+</body>
+</html>
+
+<script type="text/javascript">
+    function getRTime(){
+        var EndTime= new Date('2014/12/31 12:30:00'); //截止时间
+        var NowTime = new Date();
+        var t =EndTime.getTime() - NowTime.getTime();
+        // var d=Math.floor(t/1000/60/60/24);
+        var h=Math.floor(t/1000/60/60%24);
+        var m=Math.floor(t/1000/60%60);
+        var s=Math.floor(t/1000%60);
+        // document.getElementById("t_d").innerHTML = d + ":";
+		document.getElementById("t_h").innerHTML = h + ":";
+        document.getElementById("t_m").innerHTML = m + ":";
+        document.getElementById("t_s").innerHTML = s ;
+       }
+    setInterval(getRTime,1000);
+</script>
+
+<script>
+	var roll=document.getElementById('roll'), 
+	initX=0, 
+	initY, 
+	compY, 
+	sp=15, 
+	//可调整时间间隔，步进值不宜过大，不然IE下有点闪屏； 
+	timeGap=5, 
+	doc=document.documentElement, 
+	docBody=document.body; 
+	compY=initY=100; 
+	roll.style.right=initX+"px"; 
+	;(function(){ 
+	var curScrollTop=(doc.scrollTop||docBody.scrollTop||0)-(doc.clientTop||docBody.clientTop||0); 
+	//每次comP的值都不一样；直到roll.style.top===doc.scrollTop+initY； 
+	compY+=(curScrollTop+initY-compY)/sp; 
+	roll.style.top=Math.ceil(compY)+"px"; 
+	setTimeout(arguments.callee,timeGap); 
+	})(); 
+</script>
diff --git a/app/views/layouts/base.html.erb b/app/views/layouts/base.html.erb
index 92bc93c3e..498d4bed1 100644
--- a/app/views/layouts/base.html.erb
+++ b/app/views/layouts/base.html.erb
@@ -22,6 +22,7 @@
 <div id="wrapper2">
 <div id="wrapper3">
 <%=render :partial => 'layouts/base_header'%>
+<%= render :partial => 'layouts/base_ad' %>
 <div id="main" class="nosidebar">
     <div id="content_">
         <%= render_flash_messages %>
diff --git a/config/initializers/20-mime_types.rb b/config/initializers/20-mime_types.rb
index cfd35a3e9..d84c2472d 100644
--- a/config/initializers/20-mime_types.rb
+++ b/config/initializers/20-mime_types.rb
@@ -1,4 +1,5 @@
 # Add new mime types for use in respond_to blocks:
 
 Mime::SET << Mime::CSV unless Mime::SET.include?(Mime::CSV)
+Mime::Type.register "text/excel", :xls
 
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 0ff27dad2..0620a8355 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -2090,7 +2090,17 @@ zh:
   label_contest_delete: 删除竞赛
   label_noawards_current: 暂未评奖
 
-  
+  excel_user_id: 学生id
+  excel_user_name: 用户名
+  excel_nickname: 昵称
+  excel_student_id: 学号
+  excel_mail: 电子邮箱
+  excel_homework_name: 作品名
+  excel_t_score: 教师评分
+  excel_n_score: 匿名评分
+  excel_commit_time: 提交时间
+  label_export_excel: 导出Excel
+
   label_softapplication: 应用软件
   label_attending_contest: 参加竞赛
   label_new_attendingcontest_work: 新建参赛作品
diff --git a/db/migrate/20141229141201_create_pro_select_member_score.rb b/db/migrate/20141229141201_create_pro_select_member_score.rb
new file mode 100644
index 000000000..e7910a5ff
--- /dev/null
+++ b/db/migrate/20141229141201_create_pro_select_member_score.rb
@@ -0,0 +1,108 @@
+class CreateProSelectMemberScore < ActiveRecord::Migration
+  def up
+  	sql_delete = ("DROP PROCEDURE IF EXISTS `member_score`;")
+  	sql = ("
+CREATE PROCEDURE `member_score`(IN courseid INT, IN groupid INT,IN start_from INT, IN nums INT, IN sort_by VARCHAR(10))
+BEGIN
+
+	CREATE TEMPORARY TABLE IF NOT EXISTS course_teachers (
+           id INT
+
+         );
+         TRUNCATE TABLE course_teachers;
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mems (
+           id INT ,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mems;
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mem_home (
+           id INT,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 home_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mem_home;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS t_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE t_scores;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS s_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE s_scores;
+
+ CREATE TEMPORARY TABLE IF NOT EXISTS scores (
+
+           user_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE scores;
+
+         INSERT INTO course_teachers (SELECT members.user_id FROM members WHERE members.user_id NOT IN (SELECT student_id FROM students_for_courses WHERE course_id = courseid));
+
+
+
+ INSERT INTO mems (id, user_id, course_id, created_on, course_group_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id
+							FROM members WHERE course_id = courseid AND members.user_id NOT IN (SELECT id FROM course_teachers));
+
+         INSERT INTO mem_home (id, user_id, course_id, created_on, course_group_id,home_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id, homework_attaches.id
+							FROM members, homework_attaches WHERE course_id = courseid
+						AND members.user_id = homework_attaches.user_id AND members.user_id NOT IN (SELECT id FROM course_teachers)
+					 AND homework_attaches.bid_id IN (SELECT bid_id FROM homework_for_courses WHERE course_id = courseid ));
+
+			INSERT INTO t_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+		AND rater_id  IN (SELECT id FROM course_teachers)
+			 GROUP BY rateable_id);
+
+			INSERT INTO s_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+			AND rater_id NOT IN (SELECT id FROM course_teachers)
+			 GROUP BY rateable_id) ;
+
+		UPDATE mem_home, t_scores SET mem_home.score = t_scores.score WHERE mem_home.home_id = t_scores.home_id ;
+
+		UPDATE mem_home, s_scores SET mem_home.score = s_scores.score WHERE mem_home.home_id = s_scores.home_id AND mem_home.score = 0;
+
+		INSERT INTO scores (user_id, score) (SELECT user_id, SUM(score) FROM mem_home GROUP BY user_id);
+		UPDATE mems, scores SET mems.score = scores.score WHERE mems.user_id = scores.user_id;
+		IF sort_by = '' OR sort_by = 'desc' THEN
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score DESC ;
+			ELSE 
+				SELECT * FROM mems ORDER BY score DESC LIMIT start_from, nums;
+			END IF;
+		ELSE
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score ASC ;
+			ELSE 
+				SELECT * FROM mems ORDER BY score ASC LIMIT start_from, nums;
+			END IF;
+		END IF;
+    END;
+
+")
+	execute(sql_delete)
+    execute(sql)
+  end
+
+  def down
+  end
+end
diff --git a/db/migrate/20141230011546_create_new_select_member_score.rb b/db/migrate/20141230011546_create_new_select_member_score.rb
new file mode 100644
index 000000000..5d02a7465
--- /dev/null
+++ b/db/migrate/20141230011546_create_new_select_member_score.rb
@@ -0,0 +1,104 @@
+class CreateNewSelectMemberScore < ActiveRecord::Migration
+  def up
+    sql_delete = ("DROP PROCEDURE IF EXISTS `member_score`;")
+    sql = ("
+CREATE PROCEDURE `member_score`(IN courseid INT, IN groupid INT,IN start_from INT, IN nums INT, IN sort_by VARCHAR(10))
+BEGIN
+
+
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mems (
+           id INT ,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mems;
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mem_home (
+           id INT,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 home_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mem_home;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS t_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE t_scores;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS s_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE s_scores;
+
+ CREATE TEMPORARY TABLE IF NOT EXISTS scores (
+
+           user_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE scores;
+
+
+
+ INSERT INTO mems (id, user_id, course_id, created_on, course_group_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id
+							FROM members,students_for_courses WHERE members.course_id = courseid
+							AND members.course_id = students_for_courses.course_id AND members.user_id =students_for_courses.student_id);
+
+         INSERT INTO mem_home (id, user_id, course_id, created_on, course_group_id,home_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id, homework_attaches.id
+							FROM members, homework_attaches WHERE course_id = courseid
+						AND members.user_id = homework_attaches.user_id AND members.user_id  IN (SELECT student_id FROM students_for_courses WHERE course_id = courseid)
+					 AND homework_attaches.bid_id IN (SELECT bid_id FROM homework_for_courses WHERE course_id = courseid ));
+
+			INSERT INTO t_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+		AND is_teacher_score = 1
+			 GROUP BY rateable_id);
+
+			INSERT INTO s_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+			AND is_teacher_score = 0
+			 GROUP BY rateable_id) ;
+
+		UPDATE mem_home, t_scores SET mem_home.score = t_scores.score WHERE mem_home.home_id = t_scores.home_id ;
+
+		UPDATE mem_home, s_scores SET mem_home.score = s_scores.score WHERE mem_home.home_id = s_scores.home_id AND mem_home.score = 0;
+
+		INSERT INTO scores (user_id, score) (SELECT user_id, SUM(score) FROM mem_home GROUP BY user_id);
+		UPDATE mems, scores SET mems.score = scores.score WHERE mems.user_id = scores.user_id;
+		IF sort_by = '' OR sort_by = 'desc' THEN
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score;
+			ELSE
+				SELECT * FROM mems ORDER BY score DESC ;
+			END IF;
+		ELSE
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score ASC LIMIT start_from, nums;
+			ELSE
+				SELECT * FROM mems ORDER BY score ASC;
+			END IF;
+		END IF;
+    END;
+
+")
+    execute(sql_delete)
+    execute(sql)
+  end
+
+
+  def down
+  end
+end
diff --git a/db/migrate/20141230034253_create_select_member_score.rb b/db/migrate/20141230034253_create_select_member_score.rb
new file mode 100644
index 000000000..f45f609e8
--- /dev/null
+++ b/db/migrate/20141230034253_create_select_member_score.rb
@@ -0,0 +1,102 @@
+class CreateSelectMemberScore < ActiveRecord::Migration
+  def up
+    sql_delete = ("DROP PROCEDURE IF EXISTS `member_score`;")
+    sql = ("CREATE PROCEDURE `member_score`(IN courseid INT, IN groupid INT,IN start_from INT, IN nums INT, IN sort_by VARCHAR(10))
+BEGIN
+
+
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mems (
+           id INT ,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mems;
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mem_home (
+           id INT,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 home_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mem_home;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS t_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE t_scores;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS s_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE s_scores;
+
+ CREATE TEMPORARY TABLE IF NOT EXISTS scores (
+
+           user_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE scores;
+
+
+
+ INSERT INTO mems (id, user_id, course_id, created_on, course_group_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id
+							FROM members,students_for_courses WHERE members.course_id = courseid
+							AND members.course_id = students_for_courses.course_id AND members.user_id =students_for_courses.student_id);
+
+         INSERT INTO mem_home (id, user_id, course_id, created_on, course_group_id,home_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id, homework_attaches.id
+							FROM members, homework_attaches WHERE course_id = courseid
+						AND members.user_id = homework_attaches.user_id AND members.user_id  IN (SELECT student_id FROM students_for_courses WHERE course_id = courseid)
+					 AND homework_attaches.bid_id IN (SELECT bid_id FROM homework_for_courses WHERE course_id = courseid ));
+
+			INSERT INTO t_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+		AND is_teacher_score = 1
+			 GROUP BY rateable_id);
+
+			INSERT INTO s_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+			AND is_teacher_score = 0
+			 GROUP BY rateable_id) ;
+
+		UPDATE mem_home, t_scores SET mem_home.score = t_scores.score WHERE mem_home.home_id = t_scores.home_id ;
+
+		UPDATE mem_home, s_scores SET mem_home.score = s_scores.score WHERE mem_home.home_id = s_scores.home_id AND mem_home.score = 0;
+
+		INSERT INTO scores (user_id, score) (SELECT user_id, SUM(score) FROM mem_home GROUP BY user_id);
+		UPDATE mems, scores SET mems.score = scores.score WHERE mems.user_id = scores.user_id;
+		IF sort_by = '' OR sort_by = 'desc' THEN
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score ;
+			ELSE
+				SELECT * FROM mems ORDER BY score DESC LIMIT start_from, nums ;
+			END IF;
+		ELSE
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score ASC ;
+			ELSE
+				SELECT * FROM mems ORDER BY score ASC LIMIT start_from, nums;
+			END IF;
+		END IF;
+    END;
+
+")
+    execute(sql_delete)
+    execute(sql)
+  end
+
+  def down
+  end
+end
diff --git a/db/migrate/20141230062844_create_pro_for_search_member.rb b/db/migrate/20141230062844_create_pro_for_search_member.rb
new file mode 100644
index 000000000..403e9d05f
--- /dev/null
+++ b/db/migrate/20141230062844_create_pro_for_search_member.rb
@@ -0,0 +1,110 @@
+class CreateProForSearchMember < ActiveRecord::Migration
+  def up
+    sql_delete = ("DROP PROCEDURE IF EXISTS `member_score`;")
+    sql = ("
+    CREATE PROCEDURE `member_score`(IN courseid INT, IN groupid INT,IN start_from INT, IN nums INT, IN sort_by VARCHAR(10))
+BEGIN
+
+
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mems (
+           id INT ,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mems;
+
+	 CREATE TEMPORARY TABLE IF NOT EXISTS mem_home (
+           id INT,
+           user_id INT,
+           course_id INT,
+					 created_on DATETIME,
+           course_group_id INT,
+					 home_id INT,
+					 score FLOAT DEFAULT 0
+         );
+         TRUNCATE TABLE mem_home;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS t_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE t_scores;
+
+   CREATE TEMPORARY TABLE IF NOT EXISTS s_scores (
+
+           home_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE s_scores;
+
+ CREATE TEMPORARY TABLE IF NOT EXISTS scores (
+
+           user_id INT,
+           score FLOAT
+         );
+         TRUNCATE TABLE scores;
+
+
+
+ INSERT INTO mems (id, user_id, course_id, created_on, course_group_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id
+							FROM members,students_for_courses WHERE members.course_id = courseid
+							AND members.course_id = students_for_courses.course_id AND members.user_id =students_for_courses.student_id);
+
+         INSERT INTO mem_home (id, user_id, course_id, created_on, course_group_id,home_id)
+						(SELECT members.id, members.user_id, members.course_id, members.created_on, members.course_group_id, homework_attaches.id
+							FROM members, homework_attaches WHERE course_id = courseid
+						AND members.user_id = homework_attaches.user_id AND members.user_id  IN (SELECT student_id FROM students_for_courses WHERE course_id = courseid)
+					 AND homework_attaches.bid_id IN (SELECT bid_id FROM homework_for_courses WHERE course_id = courseid ));
+
+			INSERT INTO t_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+		AND is_teacher_score = 1
+			 GROUP BY rateable_id);
+
+			INSERT INTO s_scores (home_id, score)	(SELECT rateable_id,AVG(seems_rateable_rates.stars)
+		FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id IN (SELECT mem_home.home_id FROM mem_home)
+			AND is_teacher_score = 0
+			 GROUP BY rateable_id) ;
+
+		UPDATE mem_home, t_scores SET mem_home.score = t_scores.score WHERE mem_home.home_id = t_scores.home_id ;
+
+		UPDATE mem_home, s_scores SET mem_home.score = s_scores.score WHERE mem_home.home_id = s_scores.home_id AND mem_home.score = 0;
+
+		INSERT INTO scores (user_id, score) (SELECT user_id, SUM(score) FROM mem_home GROUP BY user_id);
+		UPDATE mems, scores SET mems.score = scores.score WHERE mems.user_id = scores.user_id;
+		IF sort_by = '' OR sort_by = 'desc' THEN
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score DESC;
+			ELSE
+				IF nums <> 0 THEN
+					SELECT * FROM mems ORDER BY score DESC LIMIT start_from, nums;
+				ELSE
+					SELECT * FROM mems ORDER BY score DESC;
+				end IF;
+			END if;
+		ELSE
+			IF groupid <> 0 THEN
+				SELECT * FROM mems WHERE course_group_id = groupid  ORDER BY score ASC ;
+			ELSE
+				IF nums <> 0 THEN
+					SELECT * FROM mems ORDER BY score ASC LIMIT start_from, nums;
+				ELSE
+					SELECT * FROM mems ORDER BY score ASC;
+				end IF;
+			END IF;
+		END IF;
+    END;
+")
+    execute(sql_delete)
+    execute(sql)
+  end
+
+  def down
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index fd8c8ee1a..eb84e19e6 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20141229081716) do
+ActiveRecord::Schema.define(:version => 20141230062844) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
diff --git a/public/images/f_notice.jpg b/public/images/f_notice.jpg
new file mode 100644
index 000000000..38cf0a3e0
Binary files /dev/null and b/public/images/f_notice.jpg differ
diff --git a/public/images/icon_excel.gif b/public/images/icon_excel.gif
new file mode 100644
index 000000000..d2e309ef5
Binary files /dev/null and b/public/images/icon_excel.gif differ
diff --git a/public/stylesheets/nyan.css b/public/stylesheets/nyan.css
index fd23d7525..e00c5c63f 100644
--- a/public/stylesheets/nyan.css
+++ b/public/stylesheets/nyan.css
@@ -1431,3 +1431,11 @@ ul.contest-notification-list li span{
 .softapplications-div table td{
   word-break: break-all;
 }
+
+a.xls {
+    background: url('../images/icon_excel.gif') no-repeat scroll 1px 50% transparent;
+    padding: 2px 0px 3px 16px;
+    font-family:微软雅黑 !important;
+    font-size: 12px !important;
+    color: #136b3b !important;
+}
diff --git a/public/stylesheets/resource.css b/public/stylesheets/resource.css
index 39922d6f1..885423143 100644
--- a/public/stylesheets/resource.css
+++ b/public/stylesheets/resource.css
@@ -6,6 +6,7 @@ ul,li{ list-style-type:none}
 .cl{ clear:both; overflow:hidden; }
 #resource a{ text-decoration:none; text-align:center; }
 a:hover{ text-decoration:underline;}
+
 /**** 常用***/
 .f_l{ float:left;}
 .f_r{ float:right;}