diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 45a3f981b..56176119c 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -292,30 +292,79 @@ class CoursesController < ApplicationController
   end
 
   def teacher_assign_group
-    member = Member.where(:course_id => @course.id, :user_id => params[:user_id]).first
-    member.course_group_id = params[:course_group_id].to_i
-    member.save
-    @course_groups = @course.course_groups
-    @no_group_count = @course.student.count - @course.members.where("course_group_id != 0").count
-    @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
+    @member = Member.where(:course_id => @course.id, :user_id => params[:user_id]).first
+    @member.course_group_id = params[:course_group_id].to_i
+    @member.save
+    if params[:group_id] && params[:group_id] != "-1"
+      @group = CourseGroup.find params[:group_id]
+      results = student_homework_score(@group.id,0,0,"desc")
+      @limit = 50
+      @page = params[:page].nil? ? 1 : params['page'].to_i
+      @members_count = results.count
+      @mem_pages = Paginator.new @members_count, @limit, @page
+      @results = paginateHelper results, @limit
+    else
+      @course_groups = @course.course_groups
+      @no_group_count = @course.student.count - @course.members.where("course_group_id != 0").count
+    end
+    @canShowCode = isCourseTeacher(User.current.id,@course)
     respond_to do |format|
       format.js
     end
   end
 
   def join_group
-    @subPage_title = l :label_student_list
     group = CourseGroup.find(params[:object_id])
     member = Member.where(:course_id => @course.id, :user_id => User.current.id).first
     member.course_group_id = group.id
     member.save
     @group = group
 
-    @course_groups = @course.course_groups
-    @no_group_count = @course.student.count - @course.members.where("course_group_id != 0").count
-
-    search_group_members group
+    #@course_groups = @course.course_groups
+    #@no_group_count = @course.student.count - @course.members.where("course_group_id != 0").count
+    redirect_to group_member_course_path(@course, :group_id => @group.id)
+    #search_group_members group
   end
+
+  #查找未分班的学生
+  def search_not_group_member
+    @group = CourseGroup.find params[:group_id]
+    @search = params[:search]
+    q = params[:search] ? "#{params[:search].strip}" : ""
+    @members = []
+    if q.nil? || q == ""
+      @course.members.includes(:user =>[:user_extensions =>[]]).where("course_group_id = 0").each do |m|
+        if m && m.user && m.user.join_in?(@course)
+          @members << m
+        end
+      end
+    else
+      @course.members.includes(:user =>[:user_extensions =>[]]).where("course_group_id = 0").each do |m|
+        username = m.user[:lastname].to_s.downcase + m.user[:firstname].to_s.downcase
+        if m && m.user && m.user.join_in?(@course) && (m.user[:login].to_s.downcase.include?(q) ||  m.user.user_extensions[:student_id].to_s.downcase.include?(q) || username.include?(q))
+          @members << m
+        end
+      end
+    end
+    @is_search = params[:is_search] ? 1 : 0
+    respond_to do |format|
+        format.js
+    end
+  end
+
+  def add_members
+    @group = CourseGroup.find params[:group_id]
+    if @group && params[:chooseStudent]
+      params[:chooseStudent].each do |mem|
+        member = Member.find mem
+        if member && member.course == @course
+          member.update_attribute('course_group_id', @group.id)
+        end
+      end
+      redirect_to group_member_course_path(@course, :group_id => @group.id)
+    end
+  end
+
   def unjoin_group
     @subPage_title = l :label_student_list
     group = CourseGroup.find(params[:object_id])
@@ -353,6 +402,28 @@ class CoursesController < ApplicationController
     @results = paginateHelper @results, @limit
   end
 
+  def group_member
+    @canShowCode = isCourseTeacher(User.current.id,@course)
+    @sort_type = 'score'
+    @score_sort_by = "desc"
+    if params[:group_id] && params[:group_id] != "0" && params[:group_id] != "-1"
+      @group = CourseGroup.find(params[:group_id])
+      @results = student_homework_score(@group.id,0, 0,"desc")
+    else
+      page_from = params[:page].nil? ? 0 : (params[:page].to_i - 1)
+      @results = student_homework_score(0,page_from, 10,"desc")
+    end
+    @limit = 50
+    @page = params[:page].nil? ? 1 : params['page'].to_i
+    @members_count = @results.count
+    @mem_pages = Paginator.new @members_count, @limit, @page
+    @results = paginateHelper @results, @limit
+    respond_to do |format|
+      format.html {render :layout => 'base_courses'}
+      format.js
+    end
+  end
+
   def member
     ## 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)))
@@ -399,7 +470,14 @@ class CoursesController < ApplicationController
   end
 
   def export_course_member_excel
-    @all_members = student_homework_score(0,0,0,"desc")
+    if params[:group_id]
+      group = CourseGroup.find params[:group_id]
+      unless group.nil?
+        @all_members = student_homework_score(@group.id,0,0,"desc")
+      end
+    else
+      @all_members = student_homework_score(0,0,0,"desc")
+    end
     @homeworks = @course.homework_commons.where("publish_time <= '#{Date.today}'").order("created_at asc")
     filename="#{@course.teacher.lastname.to_s + @course.teacher.firstname.to_s }_#{@course.name}_#{@course.time.to_s + @course.term}#{l(:excel_member_list)}";
 
@@ -486,6 +564,7 @@ class CoursesController < ApplicationController
     #添加成员消息状态
     join_course_messages = CourseMessage.where("user_id =? and course_message_type =? and course_id =? and status = ? and viewed =?", User.current.id, 'JoinCourse', @course.id, 1, 0)
     join_course_messages.update_all(:viewed => true)
+    @tab = params[:tab].to_i || 0
     if User.current.allowed_to?(:as_teacher,@course)
       @select_tab = params[:tab]
       @issue_custom_fields = IssueCustomField.sorted.all
@@ -1366,14 +1445,16 @@ class CoursesController < ApplicationController
 
   #当加入，退出分班时查询分班的学生
   def search_group_members group
-    @subPage_title = l :label_student_list
     @render_file = 'new_member_list'
-    @canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
+    @canShowCode = isCourseTeacher(User.current.id,@course)
     @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, "desc")
-
+    @limit = 50
+    @page = params[:page].nil? ? 1 : params['page'].to_i
+    @members_count = @results.count
+    @mem_pages = Paginator.new @members_count, @limit, @page
+    @results = paginateHelper @results, @limit
   end
 
   def member_to_xls homeworks, course, members,groups
diff --git a/app/helpers/watchers_helper.rb b/app/helpers/watchers_helper.rb
index 7f027009a..e978ad6a9 100644
--- a/app/helpers/watchers_helper.rb
+++ b/app/helpers/watchers_helper.rb
@@ -149,34 +149,14 @@ module WatchersHelper
       link_to text, url, :remote => true, :method => method, :id => "#{course.id}", :class => []+options
     end       
   end
-  def join_in_course_group(coursegroups,group, user, options=[])
-    return '' unless user && user.logged?
+  def join_in_course_group(course, group, user, options=[])
+    return '' unless user && user.logged? && user.member_of_course?(course)
+    joined = user.member_of_course_group?(group)
 
-    @isjoin = false
-    coursegroups.each do |g|
-      g.members.each do |mem|
-        if mem.user_id == user.id
-          @isjoin = true
-        end
-      end
-    end
-    url_t = join_group_path(:object_id => group.id)
-    url_f = join_group_path(:object_id => group.id)
-    if @isjoin == true
-      joined = user.member_of_course_group?(group)
-      text = l(:label_exit_group)
-
-      if joined
-        link_to text, {:controller => "courses", :action => "join_group", :object_id => "#{group.id}"},
-                :remote => true, :method => 'delete',
-                :id => "#{group.id}", :style => "padding: 2px 8px 2px; background-color:#15bccf; color:#fff; ",
-                :confirm => l(:text_are_you_sure_out_group), :class => 'group_in'
-
-      end
-    else
-      text = l(:label_new_join_group)
-      form_tag({:controller => "courses", :action => "join_group", :object_id => "#{group.id}"}, :remote => true, :method => 'post') do
-        submit_tag text, class: "group_in", style: "width: 90px;height: 21px; background-color:#15bccf; color:#fff;"
+    unless joined
+      text = l(:label_join_group)
+      form_tag({:controller => "courses", :action => "join_group", :object_id => "#{group.id}"},:id => 'join_coursegroup_form', :method => 'post') do
+        link_to text, 'javascript:void(0)', :class => 'sy_btn_green fl mr10', :onclick => "$('#join_coursegroup_form').submit();"
       end
     end
   end
diff --git a/app/views/boards/_course_show.html.erb b/app/views/boards/_course_show.html.erb
index 55d4cca62..9b63dcc88 100644
--- a/app/views/boards/_course_show.html.erb
+++ b/app/views/boards/_course_show.html.erb
@@ -24,6 +24,11 @@
     <div class="NewsBannerName">
       <%= @board.parent_id.nil? ? "班级讨论区" : "#{@board.name}" %>
     </div>
+
+    <% is_teacher = User.current.logged? && (User.current.admin? || User.current.allowed_to?(:as_teacher,@board.course)) %>
+    <% if is_teacher  %>
+        <%= link_to "添加子栏目", settings_course_path(@board.course.id,4), :class => "link-blue fr mt5" %>
+    <% end %>
   </div>
   <div nhname="topic_form">
   <% if User.current.logged? %>
diff --git a/app/views/courses/_add_members.html.erb b/app/views/courses/_add_members.html.erb
new file mode 100644
index 000000000..232587af8
--- /dev/null
+++ b/app/views/courses/_add_members.html.erb
@@ -0,0 +1,78 @@
+  <div class="f14 fb fontGrey3 mb10">选择成员加入分班</div>
+  <div class="fl mr10">
+    <input type="text" name="search" value="<%=@search %>" placeholder="输入学生登录名/姓名/学号进行搜索" class="subjectSearch" />
+    <div class="cl"></div>
+    <%= form_tag(add_members_course_path(@course, :group_id => @group.id), method: 'post',:class => "f_l",:id => "add_group_members") do  %>
+    <div id="search_member_list">
+      <%=render :partial => 'search_member_list', :locals => {:members => members} %>
+    </div>
+    <% end %>
+    <div class="cl"></div>
+    <span class="c_red none" id="add_members_notice"></span>
+    <div class="cl"></div>
+    <div class="courseSendSubmit mr15"><a href="javascript:void(0);" class="sendSourceText" onclick="submit_add_members_form();">确定</a></div>
+    <div class="courseSendCancel"><a href="javascript:void(0);" class="sendSourceText" onclick="hideModal();">取消</a></div>
+    <div class="cl"></div>
+  </div>
+  <div class="cl"></div>
+
+<script>
+    var lastSearchCondition = '';
+    var count = 0;
+    function search_mems(e){
+        if($(e.target).val().trim() == lastSearchCondition && lastSearchCondition != '')
+        {
+            return;
+        }
+        lastSearchCondition = $(e.target).val().trim();
+        $.ajax({
+            url: '<%= url_for(:controller => 'courses', :action => 'search_not_group_member', :id => @group.course.id) %>'+'?search='+ e.target.value+'&group_id=<%=@group.id %>&is_search=1',
+            type:'get'
+        });
+    }
+
+    function throttle(method,context,e){
+        clearTimeout(method.tId);
+        method.tId=setTimeout(function(){
+            method.call(context,e);
+        },500);
+    }
+
+    //查询项目
+    $("input[name='search']").on('input', function (e) {
+        throttle(search_mems,window,e);
+    });
+
+    $(document).ready(function(){
+        <% if members.empty? %>
+          $("#add_members_notice").show();
+          $("#add_members_notice").html("不存在未分班的成员");
+        <% end %>
+        $("input[name='chooseAll']").live('click',function(){
+            if($("input[name='chooseAll']").attr("checked")){
+                $("input[name='chooseStudent[]']").attr("checked",true);
+            };
+            if(!$("input[name='chooseAll']").attr("checked")){
+                $("input[name='chooseStudent[]']").attr("checked",false);
+            };
+        });
+        $("input[name='chooseStudent[]']").live('click',function(){
+            if(!$(this).attr("checked")){
+                $("input[name='chooseAll']").attr("checked",false);
+            }
+            if($("input[name='chooseStudent[]']:checked").length == $("input[name='chooseStudent[]']").length){
+                $("input[name='chooseAll']").attr("checked",true);
+            }
+        });
+    });
+
+    function submit_add_members_form(){
+        if($("input[name='chooseStudent[]']:checked").length == 0) {
+            $("#add_members_notice").show();
+            $("#add_members_notice").html("请先选择学生");
+        } else{
+            $("#add_group_members").submit();
+            hideModal();
+        }
+    }
+</script>
\ No newline at end of file
diff --git a/app/views/courses/_join_or_add.html.erb b/app/views/courses/_join_or_add.html.erb
new file mode 100644
index 000000000..8b610672b
--- /dev/null
+++ b/app/views/courses/_join_or_add.html.erb
@@ -0,0 +1,6 @@
+<% if @canShowCode %>
+    <%= link_to '添加成员', search_not_group_member_course_path(@course,:group_id => @group.id),:remote => true, :class => "sy_btn_green fl mr10" %>
+<% else %>
+    <%= join_in_course_group(@course,@group, User.current) %>
+    <!--<span class="c_red none fl" id="join_group_notice"></span>-->
+<% end %>
\ No newline at end of file
diff --git a/app/views/courses/_new_member_list.html.erb b/app/views/courses/_new_member_list.html.erb
index ba4e1cba2..45a36486d 100644
--- a/app/views/courses/_new_member_list.html.erb
+++ b/app/views/courses/_new_member_list.html.erb
@@ -67,7 +67,7 @@
   </thead>
   <tbody>
     <% members.each_with_index do |member, i| %>
-      <tr class="clear">
+      <tr class="clear" id="member_li_<%=member.id %>">
         <% user = member.user %>
         <% hw_score = member.score.nil? ? 0 : member.score %>
         <% ex_score = member.ex_score.nil? ? 0 : member.ex_score %>
@@ -116,7 +116,7 @@
               <% if @course.course_groups.empty? %>
                   <%=member.course_group_id == 0 ? "暂无" : member.course_group.name %>
               <% else %>
-                  <%= form_tag({:controller => 'courses', :action => 'teacher_assign_group', :id => @course.id,:user_id => member.user_id},:remote=>'true', :method => 'post', :id=>"join_group_form_#{member.id}", :class => 'query_form') do %>
+                  <%= form_tag({:controller => 'courses', :action => 'teacher_assign_group', :id => @course.id,:user_id => member.user_id, :group_id => @group ? @group.id : -1},:remote=>'true', :method => 'post', :id=>"join_group_form_#{member.id}", :class => 'query_form') do %>
                       <div class="select-class-option">
                         <span class="hidden" style="display:inline-block; vertical-align:middle; max-width:70px;"><%=member.course_group_id == 0 ? "暂无" : member.course_group.name %></span>
                         <a href="javascript:void(0)" class="sy_icons_edit pic_edit_icon" alt="编辑" style="background-position:0 5px;"></a>
diff --git a/app/views/courses/_search_member_list.html.erb b/app/views/courses/_search_member_list.html.erb
new file mode 100644
index 000000000..42196ccfa
--- /dev/null
+++ b/app/views/courses/_search_member_list.html.erb
@@ -0,0 +1,21 @@
+<div class="mt10" style="height:330px; min-height:330px; max-height:330px; overflow:auto;">
+  <ul class="fontGrey2" style="line-height:30px;">
+    <li class="fl w50"><input type="checkbox" name="chooseAll" class="mr5" style="vertical-align:middle;" /></li>
+    <li class="fl w125 hidden mr10">姓名</li>
+    <li class="fl w125 tac hidden">学号</li>
+    <li class="cl"></li>
+  </ul>
+  <% unless members.nil? || members.empty? %>
+    <% members.each do |mem| %>
+      <ul class="fontGrey3" style="line-height:30px;">
+        <li class="fl w50"><input type="checkbox" name="chooseStudent[]" value="<%=mem.id %>" class="mr5" style="vertical-align:middle;" /></li>
+        <li class="fl w125 hidden mr10"><%=mem.user.show_name %></li>
+        <% student_id = mem.user.user_extensions.student_id %>
+        <li class="fl w125 tac hidden"><%=student_id.nil? || student_id == "" ? '--' : mem.user.user_extensions.student_id %></li>
+        <li class="cl"></li>
+      </ul>
+    <% end %>
+  <% end %>
+</div>
+
+<div class="cl"></div>
\ No newline at end of file
diff --git a/app/views/courses/addgroups.js.erb b/app/views/courses/addgroups.js.erb
index 494f26bae..22647e222 100644
--- a/app/views/courses/addgroups.js.erb
+++ b/app/views/courses/addgroups.js.erb
@@ -1,4 +1,5 @@
 $("#st_groups").html("<%= escape_javascript(  render :partial => 'new_groups_name', locals: {:course_groups => @course_groups})%>");
 $("#member_content").html("<%= escape_javascript( render :partial => 'new_member_list', :locals => {:members => @members})%>");
+$("#group_children_list").html("<%= escape_javascript( render :partial => 'layouts/group_children_list', :locals => {:course => @course})%>");
 $('#group_name').val('');
 $('#new_group_name').hide();
\ No newline at end of file
diff --git a/app/views/courses/group_member.html.erb b/app/views/courses/group_member.html.erb
new file mode 100644
index 000000000..73aed1487
--- /dev/null
+++ b/app/views/courses/group_member.html.erb
@@ -0,0 +1,53 @@
+<div class="sy_class_r sy_class_nobg fr ml10">
+  <div class="sy_class_r_head mb10">
+    <h3>学生列表（<%=@group.name %>）</h3>
+    <div class="hw_more_box">
+      <ul>
+        <li class="hw_more_icons">
+          <ul class="hw_more_txt">
+            <li><%= link_to l(:label_export_excel), export_course_member_excel_course_path(@course,:group_id => @group.id ,:format => 'xls'), :class => 'hw_more_li'%></li>
+            <% if @canShowCode %>
+                <li>
+                  <%=link_to "成员管理", {:controller => 'courses', :action => 'settings', :id => @course.id, :tab => 'member'}, :class => 'hw_more_li' %>
+                </li>
+            <% end %>
+          </ul>
+        </li>
+      </ul>
+    </div>
+  </div>
+
+  <div class="sy_class_fenban clear">
+    <div id="search_members">
+      <div class="clear mb10">
+        <div class="fl" id="join_or_add">
+        <%= render :partial => 'join_or_add'%>
+        </div>
+        <div class="hw_search_box fr">
+          <%= form_tag(searchmembers_course_path(@course), method: 'get',:class => "f_l",:remote=>true,:id => "search_student") do %>
+              <input class="hw_search-input" name="name" id="search_member_input" placeholder="输入学生登录名/姓名/学号进行搜索" type="text">
+              <%= hidden_field "search_group_id", params[:search_group_id],:value => "#{@group.id}", name: 'search_group_id' %>
+              <input type="hidden" name="ingroup">
+          <% end %>
+          <a href="javascript:void(0)" class="hw_btn_search" onclick="$('#search_student').submit();"></a>
+        </div>
+      </div>
+    </div>
+    <div class="cl"></div>
+
+    <div id="member_content">
+      <%= render :partial => 'new_member_list', :locals => {:members => @results} %>
+    </div>
+  </div>
+</div>
+
+<script>
+    $(function(){
+        $("#search_member_input").keypress(function(e){
+            var name = $.trim($('#search_member_input').val());
+            if (e.keyCode == '13' && name != "" &&  name.length != 0) {
+                $(this).parent().submit();
+            }
+        })
+    });
+</script>
\ No newline at end of file
diff --git a/app/views/courses/join_group.js.erb b/app/views/courses/join_group.js.erb
deleted file mode 100644
index e0db2b440..000000000
--- a/app/views/courses/join_group.js.erb
+++ /dev/null
@@ -1,2 +0,0 @@
-$("#st_groups").html("<%= escape_javascript(  render :partial => 'new_groups_name', locals: {:course_groups => @course_groups})%>");
-$("#member_content").html("<%= escape_javascript( render :partial => @render_file, :locals => {:members => @results})%>");
\ No newline at end of file
diff --git a/app/views/courses/search_not_group_member.js.erb b/app/views/courses/search_not_group_member.js.erb
new file mode 100644
index 000000000..6fa58ed11
--- /dev/null
+++ b/app/views/courses/search_not_group_member.js.erb
@@ -0,0 +1,6 @@
+<% if @is_search == 0 %>
+var htmlvalue = "<%= escape_javascript( render :partial => 'courses/add_members', :locals => {:members => @members} )%>";
+pop_up_box(htmlvalue,400,30,50);
+<% else %>
+$("#search_member_list").html("<%= escape_javascript(render :partial => 'search_member_list', :locals => {:members => @members}) %>");
+<% end %>
\ No newline at end of file
diff --git a/app/views/courses/settings.html.erb b/app/views/courses/settings.html.erb
index 654e9ac73..786087892 100644
--- a/app/views/courses/settings.html.erb
+++ b/app/views/courses/settings.html.erb
@@ -4,6 +4,10 @@
 </div>
 <script>
     $(function(){
+        var tab = <%= @tab %>;
+        if(tab != 0){
+            course_setting(tab);
+        }
         <% if @select_tab == 'member'%>
         $("#tb_2").click();
         <% end %>
diff --git a/app/views/courses/teacher_assign_group.js.erb b/app/views/courses/teacher_assign_group.js.erb
index 1429bb753..4ddad588f 100644
--- a/app/views/courses/teacher_assign_group.js.erb
+++ b/app/views/courses/teacher_assign_group.js.erb
@@ -1 +1,8 @@
-$("#st_groups").html("<%=escape_javascript(render :partial => 'new_groups_name', :locals => {:course_groups => @course_groups}) %>");
\ No newline at end of file
+<% if @group %>
+$("#member_li_<%=@member.id %>").html("");
+//$("#member_content").html("<%#= escape_javascript( render :partial => 'new_member_list', :locals => {:members => @results})%>");
+$("#join_or_add").html("<%= escape_javascript( render :partial => 'join_or_add')%>");
+<% else %>
+$("#st_groups").html("<%=escape_javascript(render :partial => 'new_groups_name', :locals => {:course_groups => @course_groups}) %>");
+<% end %>
+$("#group_children_list").html("<%= escape_javascript( render :partial => 'layouts/group_children_list', :locals => {:course => @course})%>");
diff --git a/app/views/layouts/_board_children_list.html.erb b/app/views/layouts/_board_children_list.html.erb
index 89efd62f2..82bf99fac 100644
--- a/app/views/layouts/_board_children_list.html.erb
+++ b/app/views/layouts/_board_children_list.html.erb
@@ -1,7 +1,7 @@
 <% unless course_board.children.empty? %>
     <ul class="sub-menu">
       <% course_board.children.reorder("position asc").each do |board| %>
-          <li>
+          <li id="board_children_<%=board.id %>">
             <% count = board ? (board.topics.count + Message.where("board_id =? and parent_id is not ?", board.id, nil).count) : 0 %>
             <a href="<%=course_boards_path(@course, :board_id =>board.id) %>"><font class="hidden dis" style="max-width: 120px;"><%=board.name %></font><span style="vertical-align: top;"><%=count %></span></a>
             <%= link_to( "",course_boards_path(@course, :board_id =>board.id, :flag => true, :is_new => 1), :class => 'sy_class_add', :title =>"#{l(:label_message_new)}") %>
diff --git a/app/views/layouts/_group_children_list.html.erb b/app/views/layouts/_group_children_list.html.erb
new file mode 100644
index 000000000..0bfce60d8
--- /dev/null
+++ b/app/views/layouts/_group_children_list.html.erb
@@ -0,0 +1,11 @@
+<% unless course.course_groups.empty? %>
+    <ul class="sub-menu">
+      <% course.course_groups.each do |group| %>
+          <li id="course_group_<%=group.id %>">
+            <% count = group.members.count %>
+            <a href="<%= group_member_course_path(course, :group_id => group.id) %>"><font class="hidden dis" style="max-width: 120px;"><%=group.name %></font><span style="vertical-align: top;"><%=count %></span></a>
+            <%#= link_to( "",course_boards_path(@course, :board_id =>board.id, :flag => true, :is_new => 1), :class => 'sy_class_add', :title =>"#{l(:label_message_new)}") %>
+          </li>
+      <% end %>
+    </ul>
+<% end %>
\ No newline at end of file
diff --git a/app/views/layouts/base_courses.html.erb b/app/views/layouts/base_courses.html.erb
index 964d0d23e..679d2210f 100644
--- a/app/views/layouts/base_courses.html.erb
+++ b/app/views/layouts/base_courses.html.erb
@@ -120,6 +120,9 @@
                 <a href="<%=course_member_path(@course, :role => 2) %>">分班<span><%=group_count %></span></a>
                 <!--<a href="javascript:void(0);" class="sy_class_add"></a>-->
               </li>
+              <div id="group_children_list">
+                <%= render :partial => 'layouts/group_children_list', :locals => {:course => @course} %>
+              </div>
           <% end %>
           <% statistics_count = 0 %>
           <% unless show_nav?(statistics_count) %>
@@ -181,6 +184,18 @@
             $("#expand_tools_expand a").addClass('active');
             $("#navContentCourse").toggle();
         }
+        <% unless @board.nil? %>
+        if($("#board_children_<%=@board.id %>").length > 0){
+            $("#board_children_<%=@board.id %> a").addClass('active');
+            $(".accordion>li>a").removeClass('active');
+        }
+        <% end %>
+        <% unless @group.nil? %>
+        if($("#course_group_<%=@group.id %>").length > 0){
+            $("#course_group_<%=@group.id %> a").addClass('active');
+            $(".accordion>li>a").removeClass('active');
+        }
+        <% end %>
         $(document).on('input','input[name="course_outline_search"]',function(e){
             throttle(course_outline_search,window,e);
         });
diff --git a/app/views/users/_homework_post_notice.html.erb b/app/views/users/_homework_post_notice.html.erb
index 1738097ba..8f9cc14c4 100644
--- a/app/views/users/_homework_post_notice.html.erb
+++ b/app/views/users/_homework_post_notice.html.erb
@@ -7,7 +7,7 @@
   <div class="sy_popup_con02" >
     <ul class="sy_popup_tishi">
       <li>
-        题目已发送到目标课程的作业列表，但需要您设置发布和截止时间，以激活相应作业，谢谢！
+        题目已发送到目标班级的作业列表，但需要您设置发布和截止时间，以激活相应作业，谢谢！
       </li>
       <li>
         <a href="javascript:void(0);" class="sy_btn_blue mt10" onclick="hideModal()">知道了</a>
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index f2187f624..c1c81cd04 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -1698,6 +1698,7 @@ zh:
   label_exit_group: 退出当前分班
   label_new_join: 加入
   label_new_join_group: 加入当前分班
+  label_join_group: 加入分班
   label_new_course_password: 课程密码
   label_new_course_school: 开课学校
   label_new_course_description: 班级描述
diff --git a/config/routes.rb b/config/routes.rb
index 907081732..61a8c94c7 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1198,6 +1198,7 @@ RedmineApp::Application.routes.draw do
       get 'feedback', :action => 'feedback', :as => 'course_feedback'
       get 'code_repeat', :action => 'code_repeat', :as => 'code_repeat'
       get 'member', :controller => 'courses', :action => 'member', :as => 'member'
+      get 'group_member', :controller => 'courses', :action => 'group_member', :as => 'group_member'
       get 'export_course_member_excel',:controller => 'courses',:action => 'export_course_member_excel'
       get 'member_score', :to => 'courses#member_score'
       post 'finishcourse'
@@ -1227,6 +1228,8 @@ RedmineApp::Application.routes.draw do
       get "show_comparecode"
       get "statistics_course"
       get "switch_role"
+      get 'search_not_group_member'
+      post 'add_members'
     end
     collection do
       match 'join_private_courses', :via => [:get, :post]
diff --git a/public/javascripts/application.js b/public/javascripts/application.js
index cb7ba4b63..bebfc6493 100644
--- a/public/javascripts/application.js
+++ b/public/javascripts/application.js
@@ -1301,7 +1301,7 @@ function elocalStorage(editor,mdu){
         editor2 = editor;
         var oc = window.sessionStorage.getItem('content'+mdu);
         if(oc !== null ){
-            var h = '您上次有已保存的数据，是否<a onclick="rec_data(\'content\',\''+ mdu + '\')">恢复</a> ? / <a onclick="clear_data(\'content\',\''+ mdu + '\')">不恢复</a>';
+            var h = '您上次有已保存的数据，是否<a style="cursor: pointer;" onclick="rec_data(\'content\',\''+ mdu + '\')">恢复</a> ? / <a style="cursor: pointer;" onclick="clear_data(\'content\',\''+ mdu + '\')">不恢复</a>';
             $('#e_tips').html(h);
         }
         setInterval(function() {
@@ -1316,7 +1316,7 @@ function elocalStorage(editor,mdu){
             if(!editor.isEmpty()){
                 add_data("content",mdu,editor.html());
                 $('#e_tip').html(" 数据已于 " + h + ':' + m + ':' + s +" 保存   ");
-                $('#e_tips').html("");
+                //$('#e_tips').html("");
             }
         },10000);
 
diff --git a/public/stylesheets/syllabus.css b/public/stylesheets/syllabus.css
index 568b86d95..6664d574e 100644
--- a/public/stylesheets/syllabus.css
+++ b/public/stylesheets/syllabus.css
@@ -381,6 +381,13 @@ a:hover.sy_btn_orange{
     color: #ee4a1f;
     background: #fff;
 }
+.sub-menu > li > a.active {
+    color: #ee4a1f;
+    background: #fff;
+    border:1px solid #e5e5e5;
+    border-left:3px solid #ee4a1f;
+    border-bottom:none;
+}
 .accordion > li:target > a,
 .accordion > li > a.active {
     color: #ee4a1f;