diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 41ea9c45e..21dac6ada 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -888,23 +888,25 @@ class CoursesController < ApplicationController
     if params[:type].present?
       case params[:type]
         when "homework"
-          @course_activities = course_activities.where("course_act_type = 'HomeworkCommon'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'HomeworkCommon'").order('updated_at desc')
         when "news"
-          @course_activities = course_activities.where("course_act_type = 'News'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'News'").order('updated_at desc')
         when "message"
-          @course_activities = course_activities.where("course_act_type = 'Message'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'Message'").order('updated_at desc')
         when "poll"
-          @course_activities = course_activities.where("course_act_type = 'Poll'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'Poll'").order('updated_at desc')
         when "attachment"
-          @course_activities = course_activities.where("course_act_type = 'Attachment'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'Attachment'").order('updated_at desc')
         when "journalsForMessage"
-          @course_activities = course_activities.where("course_act_type = 'JournalsForMessage'").order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.where("course_act_type = 'JournalsForMessage'").order('updated_at desc')
         else
-          @course_activities = course_activities.order('updated_at desc').limit(10).offset(@page * 10)
+          @course_activities = course_activities.order('updated_at desc')
       end
     else
-      @course_activities = course_activities.order('updated_at desc').limit(10).offset(@page * 10)
+      @course_activities = course_activities.order('updated_at desc')
     end
+    @course_activities_count = @course_activities.count
+    @course_activities = @course_activities.limit(10).offset(@page * 10)
     @type = params[:type]
 
     @left_nav_type = 1
diff --git a/app/controllers/messages_controller.rb b/app/controllers/messages_controller.rb
index fae350a6a..3e41e2c91 100644
--- a/app/controllers/messages_controller.rb
+++ b/app/controllers/messages_controller.rb
@@ -56,6 +56,7 @@ class MessagesController < ApplicationController
           all
       @replies = paginateHelper messages_replies,10
       @reply = Message.new(:subject => "RE: #{@message.subject}")
+      @left_nav_type = 2
       render :action => "show", :layout => "base_courses"#by young
     elsif @project
       @reply_pages = Paginator.new @reply_count, REPLIES_PER_PAGE, page
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 089333160..7aae73e94 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -54,7 +54,7 @@ module ApplicationHelper
   # 获取用户单位
   # 优先获取高校信息，如果改信息不存在则获取occupation
   def get_occupation_from_user user
-    School.where("id=?",user.user_extensions.school_id).first.try(:name).nil? ? user.user_extensions.occupation : School.where("id=?",user.user_extensions.school_id).first.try(:name)
+    School.where("id=?",user.user_extensions.school_id).first.try(:name).nil? ? user.user_extensions.try(:occupation) : School.where("id=?",user.user_extensions.school_id).first.try(:name)
   end
 
   def update_visiti_count container
diff --git a/app/views/courses/_course_activity.html.erb b/app/views/courses/_course_activity.html.erb
index 16d151d83..993c767d6 100644
--- a/app/views/courses/_course_activity.html.erb
+++ b/app/views/courses/_course_activity.html.erb
@@ -78,7 +78,7 @@
     <% end %>
 <% end %>
 
-<% if course_activities.count == 10 %>
+<% if course_activities.count + page * 10 < @course_activities_count %>
     <!--<div id="show_more_course_activities" class="loadMore mt10 f_grey">点击展开更多<%#= link_to "", course_activity_path(@course.id, :type => type, :page => page), :id => "more_course_activities_link", :remote => "true", :class => "none" %></div>-->
     <%= link_to "点击展开更多",course_activity_path(@course.id, :type => type, :page => page),:id => "show_more_course_activities",:remote => "true",:class => "loadMore mt10 f_grey"%>
 <% end %>
diff --git a/app/views/courses/private_or_public.js.erb b/app/views/courses/private_or_public.js.erb
index 82180c452..835728626 100644
--- a/app/views/courses/private_or_public.js.erb
+++ b/app/views/courses/private_or_public.js.erb
@@ -1,5 +1,5 @@
 <% if params[:user_page].nil? %>
-    $("#project_info_<%=@course.id %>").html('<%=escape_javascript(render :partial=>'layouts/project_info') %>');
+    $("#project_info_<%=@course.id %>").html('<%=escape_javascript(render :partial=>'layouts/course_base_info') %>');
     if(document.getElementById("course_is_public")) {
         <% if @course.is_public == 0%>
             $("#course_is_public").attr("checked",false);
diff --git a/app/views/courses/settings.html.erb b/app/views/courses/settings.html.erb
index edcb129a9..fabd687e0 100644
--- a/app/views/courses/settings.html.erb
+++ b/app/views/courses/settings.html.erb
@@ -1,3 +1,4 @@
+<div class="courseRSide fl" id="homework_page_right">
 <div class="project_r_h">
   <h2 class="project_h2"><%= l(:label_course_modify_settings)%></h2>
 </div>
@@ -6,6 +7,7 @@
         <% if @select_tab == 'member'%>
         $("#tb_2").click();
         <% end %>
+        $("#homework_page_right").css("min-height",$("#courseLSide").height()+45);
     })
 </script>
 <div class="hwork_new">
@@ -144,3 +146,4 @@
     //$("#time").click(select);
     //$("#term").click(select);
 </script>
+</div>
\ No newline at end of file
diff --git a/app/views/homework_common/edit.html.erb b/app/views/homework_common/edit.html.erb
index 0c120b7c2..d4d9d7c16 100644
--- a/app/views/homework_common/edit.html.erb
+++ b/app/views/homework_common/edit.html.erb
@@ -36,7 +36,7 @@
 <div class="cl"></div>
 
 <!-- 老师身份才可以发布作业 -->
-<div class="HomeWork mb10" nhname='homework_common_form'>
+<div class="HomeWork mb10 ml10" nhname='homework_common_form'>
   <%= form_for @homework do |f| %>
       <input type="text" name="is_in_course" class="none" value="<%= @is_in_course%>"/>
       <input type="text" name="course_activity" class="none" value="<%= @course_activity%>"/>
diff --git a/app/views/layouts/_course_base_info.html.erb b/app/views/layouts/_course_base_info.html.erb
index bd152ac6e..04162fc9c 100644
--- a/app/views/layouts/_course_base_info.html.erb
+++ b/app/views/layouts/_course_base_info.html.erb
@@ -45,7 +45,7 @@
     <span class=" mr15">主讲老师：<%= link_to(@course.teacher.show_name, user_path(@course.teacher), :class => 'sy_cblue') %></span>
     <span class=" mr15">学时：<span  class="sy_cblack"><%= @course.class_period %>学时</span></span>
     <span class=" mr15">学期：<span  class="sy_cblack"><%= current_time_and_term @course %></span></span>
-    <span class=" mr15">单位：<span class="sy_cblack"><%= @course.school ? @course.school : '无' %></span></span>
+    <span class=" mr15">单位：<span class="sy_cblack"><%= get_occupation_from_user(@course.teacher).blank? ? '无' : get_occupation_from_user(@course.teacher) %></span></span>
   </p>
   <!--<a href="javascript:void(0);" class="sy_btn_orange mr10" > 教师身份</a>-->
   <% unless is_teacher %>
diff --git a/app/views/layouts/_syllabus_base_info.html.erb b/app/views/layouts/_syllabus_base_info.html.erb
index 446473db5..335dc3335 100644
--- a/app/views/layouts/_syllabus_base_info.html.erb
+++ b/app/views/layouts/_syllabus_base_info.html.erb
@@ -52,9 +52,9 @@
   <div class="cl"></div>
 </ul>
 
-<% if User.current.logged? && (User.current == syllabus.user || User.current.admin?)&&(syllabus.syllabus_type.nil? || syllabus.syllabus_type == 0 || syllabus.syllabus_type == ''||syllabus.credit.nil? || syllabus.credit == ''||syllabus.hours.nil? || syllabus.hours == ''||syllabus.theory_hours.nil? || syllabus.theory_hours == ''||syllabus.practice_hours.nil? || syllabus.practice_hours == ''||syllabus.applicable_major.nil? || syllabus.applicable_major == ''||syllabus.pre_course.nil? || syllabus.pre_course == '')%>
-    <span class="homepageLeftMenuMore"><a href="javascript:void(0);" data-init="0" onclick="toggle_all_syllabus_attr();" class="homepageLeftMenuMoreIcon2" id="show_all_syllabus_attr"></a></span>
-<% end %>
+<%# if User.current.logged? && (User.current == syllabus.user || User.current.admin?)&&(syllabus.syllabus_type.nil? || syllabus.syllabus_type == 0 || syllabus.syllabus_type == ''||syllabus.credit.nil? || syllabus.credit == ''||syllabus.hours.nil? || syllabus.hours == ''||syllabus.theory_hours.nil? || syllabus.theory_hours == ''||syllabus.practice_hours.nil? || syllabus.practice_hours == ''||syllabus.applicable_major.nil? || syllabus.applicable_major == ''||syllabus.pre_course.nil? || syllabus.pre_course == '')%>
+    <!--<span class="homepageLeftMenuMore"><a href="javascript:void(0);" data-init="0" onclick="toggle_all_syllabus_attr();" class="homepageLeftMenuMoreIcon2" id="show_all_syllabus_attr"></a></span>-->
+<%# end %>
 <script>
     function show_edit_base_info() {
         $("#syllabus_base_info").html("<%=escape_javascript(render :partial => 'layouts/syllabus_edit_info', :locals => {:syllabus => @syllabus}) %>");
diff --git a/app/views/layouts/base_courses.html.erb b/app/views/layouts/base_courses.html.erb
index 9332ade4f..7a9f5ac5e 100644
--- a/app/views/layouts/base_courses.html.erb
+++ b/app/views/layouts/base_courses.html.erb
@@ -49,7 +49,7 @@
 </div>
 <div class="cl"></div>
 <div class="">
-  <div class="sy_class_infobox">
+  <div class="sy_class_infobox" id="project_info_<%=@course.id %>">
     <%=render :partial => 'layouts/course_base_info' %>
   </div>
 
diff --git a/app/views/layouts/base_syllabus.html.erb b/app/views/layouts/base_syllabus.html.erb
index ddbb53200..b29c24fe6 100644
--- a/app/views/layouts/base_syllabus.html.erb
+++ b/app/views/layouts/base_syllabus.html.erb
@@ -7,7 +7,7 @@
   <meta name="keywords" content="issue,bug,tracker" />
   <%= csrf_meta_tag %>
   <%= favicon %>
-  <%= stylesheet_link_tag 'jquery/jquery-ui-1.9.2','css/common','css/public','css/structure','css/courses','css/popup','prettify','syllabus','sy_public',:media => 'all' %>
+  <%= stylesheet_link_tag 'jquery/jquery-ui-1.9.2','css/common','css/public','css/structure','css/courses','css/popup','prettify','syllabus','sy_public',:media => 'all'%>
   <%= stylesheet_link_tag 'rtl', :media => 'all' if l(:direction) == 'rtl' %>
   <%= javascript_heads %>
   <%= javascript_include_tag "bootstrap","avatars","course",'attachments','prettify','syllabus','cookie'%>
@@ -15,8 +15,7 @@
   <%= call_hook :view_layouts_base_html_head %>
   <%= yield :header_tags -%>
   <!-- MathJax的配置 -->
-  <script type="text/javascript"
-          src="/javascripts/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+  <script type="text/javascript" src="/javascripts/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
   </script>
   <!-- 配置 ： 在生成的公式图片上去掉Math定义的右键菜单，$$ $$ \( \) \[ \] 中的公式给予显示-->
   <script type="text/x-mathjax-config">
diff --git a/app/views/syllabuses/_syllabus_course_list.html.erb b/app/views/syllabuses/_syllabus_course_list.html.erb
index 02bf41801..cdb566412 100644
--- a/app/views/syllabuses/_syllabus_course_list.html.erb
+++ b/app/views/syllabuses/_syllabus_course_list.html.erb
@@ -10,7 +10,7 @@
           <%= link_to "", {:controller => 'syllabuses', :action => 'syllabus_courselist', :id =>@syllabus, :type => @type,  :sort => @c_sort, :order => 2 }, :class => "#{@c_sort.to_i == 1 ? 'sortupbtn' : 'sortdownbtn'} mt15 fl", :remote => true %>
       <% end %>
       <% if @syllabus.user == User.current %>
-          <%= link_to "新建班级", new_course_path(:host=> Setting.host_course, :syllabus_id => @syllabus.id), :class => "sy_btn_green fr mt10 mr10", :target => '_blank'%>
+          <%= link_to "新建班级", new_course_path(:host=> Setting.host_course, :syllabus_id => @syllabus.id), :class => "sy_btn_green fr mt10 mr15", :target => '_blank'%>
       <% end %>
       <div class="cl"></div>
     </div>
diff --git a/app/views/syllabuses/edit.html.erb b/app/views/syllabuses/edit.html.erb
index ba91add96..4736dec14 100644
--- a/app/views/syllabuses/edit.html.erb
+++ b/app/views/syllabuses/edit.html.erb
@@ -33,7 +33,7 @@
         </div>
 
         <div class="mt5">
-          <a href="javascript:void(0);" class="BlueCirBtnMini fr" onclick="submit_syllabus();">发送</a>
+          <a href="javascript:void(0);" class="BlueCirBtnMini fr" onclick="submit_syllabus();">保存</a>
           <span class="fr mr10 mt3">或</span>
           <a href="javascript:void(0);" class="fr mr10 mt3" onclick="window.location.href = '<%=syllabus_path(@syllabus)%>';">取消</a>
         </div>
diff --git a/public/stylesheets/css/courses.css b/public/stylesheets/css/courses.css
index 4a29a5b82..ccf161725 100644
--- a/public/stylesheets/css/courses.css
+++ b/public/stylesheets/css/courses.css
@@ -498,7 +498,7 @@ a:hover.testEdit{ background:url(../images/icons.png) -21px -272px  no-repeat;}
 .courseMenuSetting {background:url(/images/homepage_icon2.png) -190px -365px no-repeat; width:15px; height:15px; margin-top:3px; float:right; margin-right:5px;}
 .courseMenuSetting:hover {background:url(/images/homepage_icon2.png) -190px -407px no-repeat;}
 .rankList {width:208px; background: #fff; border: 1px solid #e5e5e5; border-bottom: none; padding:10px 15px;}
-.rankList li {width:73px; padding:8px 0px 0px 0px; text-align:center; float:left; position:relative;}
+.rankList li {width:68px; padding:8px 0px 0px 0px; text-align:center; float:left; position:relative;}
 .rankList li p {width:100%; overflow:hidden; white-space:nowrap; text-overflow:ellipsis; color:#585858;word-wrap: normal; word-break: normal;}
 .rankPortrait {border-radius:50%; width:35px; height:35px;}
 .numIntro {position:absolute; text-align:left; z-index:999; box-shadow:0px 2px 8px rgba(146, 153, 169, 0.5); border:1px solid #eaeaea; background-color:#ffffff; padding:3px 5px; left:15px; color:#585858; white-space: nowrap;}
diff --git a/public/stylesheets/sy_public.css b/public/stylesheets/sy_public.css
index faae17d1d..7c79bf6e6 100644
--- a/public/stylesheets/sy_public.css
+++ b/public/stylesheets/sy_public.css
@@ -144,7 +144,12 @@ a.pages-big{
     margin:20px auto 10px;
 }
 /* 输入框 */
-.sy_contanier input,.sy_contanier select{
+.sy_right_box input,.sy_right_box select{
+    border:1px solid #ccc;
+    padding:5px;
+    background:#fff;
+}
+.sy_top_con input,.sy_top_con select{
     border:1px solid #ccc;
     padding:5px;
     background:#fff;