diff --git a/announcement.gemspec b/announcement.gemspec
index 24c77d8..957d0c8 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -1,6 +1,6 @@
 # encoding: UTF-8
 $:.push File.expand_path("../lib", __FILE__)
-
+$:.push File.expand_path("../app/models", __FILE__)
 # Maintain your gem's version:
 require "announcement/version"
 require 'json'
@@ -293,7 +293,10 @@ Gem::Specification.new do |s|
   s.summary     = "Announcements for Orbit"
   s.description = "Announcements for Orbit"
   s.license     = "MIT"
-
+  s.metadata = {
+    "_require" => "announcement_setting",
+    "global_hash" => "{enable_manually_sort: (AnnouncementSetting.first.enable_manually_sort rescue false)}"
+  }
   s.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.rdoc"]
   s.test_files = Dir["test/**/*"]
 
diff --git a/app/controllers/admin/announcements_controller.rb b/app/controllers/admin/announcements_controller.rb
index 7280693..4ab867b 100644
--- a/app/controllers/admin/announcements_controller.rb
+++ b/app/controllers/admin/announcements_controller.rb
@@ -13,6 +13,32 @@ class Admin::AnnouncementsController < OrbitAdminController
     super
     @app_title = "announcement"
   end
+
+  def update_sort
+    ids = params[:ids]
+    ids.each_with_index do |id,i|
+      Bulletin.where(id: id).update(sort_number: i)
+    end
+    edit_sort
+    render 'update_sort',layout: false
+  
+  end
+
+  def update_sort_setting
+    setting = @announcement_setting
+    setting.update_attributes(settings_params)
+    if defined?(OrbitHelper::SharedHash)
+      OrbitHelper::SharedHash['announcement'][:enable_manually_sort] = setting.enable_manually_sort
+    end
+    redirect_to edit_sort_admin_announcement_path
+  end
+  
+  def edit_sort
+    @setting = AnnouncementSetting.first
+    @announcements = Bulletin.where(is_top: true).order_by({is_top: -1,sort_number: 1,postdate: -1, _id: -1})
+    @table_fields = ['announcement.table.sort_number','announcement.table.title','announcement.default_widget.postdate']
+  end
+
   def comment_hidden
     b = BulletinComment.find(params[:id]) rescue nil
     if !b.nil?
diff --git a/app/controllers/announcements_controller.rb b/app/controllers/announcements_controller.rb
index 8da40ad..f828850 100644
--- a/app/controllers/announcements_controller.rb
+++ b/app/controllers/announcements_controller.rb
@@ -1,5 +1,20 @@
 class AnnouncementsController < ApplicationController
   include AnnouncementsHelper
+  def initialize
+    super
+    @app_title = 'announcement'
+    @manually_sort = manually_sort
+    Bulletin.instance_variable_set('@manually_sort',@manually_sort)
+    #self.request = OrbitHelper.request
+  end
+
+  def manually_sort
+    if defined?(OrbitHelper::SharedHash)
+      OrbitHelper::SharedHash['announcement'][:enable_manually_sort]
+    else
+      AnnouncementSetting.first.enable_manually_sort rescue false
+    end
+  end
   def comment
     @bulletin = Bulletin.where(:uid=>params[:uid]).first
     comment_val = params['comment']
@@ -207,7 +222,11 @@ class AnnouncementsController < ApplicationController
       else
         cats = ["all"] + cats
       end
-      anns = anns.sort_by { |a| [ (a["is_top"] ? 1 : 0) , a["postdate"].blank? ? nil : a["postdate"].to_time] }.reverse
+      if @manually_sort
+        anns = anns.sort_by { |a| [ (a["is_top"] ? 1 : 0) , -a['sort_number'].to_i, a["postdate"].blank? ? nil : a["postdate"].to_time] }.reverse
+      else
+        anns = anns.sort_by { |a| [ (a["is_top"] ? 1 : 0) , a["postdate"].blank? ? nil : a["postdate"].to_time] }.reverse
+      end
     end
     cats = cats.uniq
     tags = tags.uniq
@@ -559,7 +578,11 @@ class AnnouncementsController < ApplicationController
     if devide_flag
       feeds_anns = get_feed_announcements("widget",nil,cats,widget_data_count - top_anns.count)
       top_anns = top_anns + feeds_anns.select{|v| v['is_top'] == true}
-      top_anns = top_anns.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse
+      if @manually_sort
+        top_anns = top_anns.sort_by { |a| tmp=a["postdate"].blank?;[-a['sort_number'].to_i,tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse
+      else
+        top_anns = top_anns.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse
+      end
       rest_count = widget_data_count - top_anns.count
       if rest_count <= 0
         anns = top_anns.take(widget_data_count)
diff --git a/app/helpers/announcements_helper.rb b/app/helpers/announcements_helper.rb
index 2f60a21..d5140da 100644
--- a/app/helpers/announcements_helper.rb
+++ b/app/helpers/announcements_helper.rb
@@ -48,6 +48,7 @@ module AnnouncementsHelper
       "is_top" => a.is_top,
       "bulletin_links" => links,
       "bulletin_files" => files,
+      "sort_number" => a.sort_number,
       "title" => a.title,
       "source-site" => "",
       "source-site-title" => "",
@@ -194,6 +195,7 @@ module AnnouncementsHelper
                           .can_display_and_sorted.is_approved
                             .filter_by_categories(categories,false).filter_by_tags(tags).to_a
       end
+      print('announcements',announcements.collect(&:title))
       if !(defined? SiteFeed).nil?
         if @type != "show_widget"
           feeds_anns = get_feed_announcements("index",nil,categories,page_number*page_data_count)
@@ -214,7 +216,17 @@ module AnnouncementsHelper
         top_anns = announcements.select{|v| v.is_top} + feeds_anns.select{|v| v['is_top']}
         rest_all_anns = feeds_anns.select{|v| v['is_top'] != true} + announcements.select{|v| !v.is_top}
         rest_anns = rest_all_anns.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse
-        all_sorted = top_anns.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse + rest_anns
+        if @manually_sort
+          all_sorted = top_anns.sort_by do |a|
+            tmp = a["postdate"].blank?
+            [-a['sort_number'].to_i,tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time]
+          end.reverse + rest_anns
+        else
+          all_sorted = top_anns.sort_by do |a|
+            tmp = a["postdate"].blank?
+            [tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time]
+          end.reverse + rest_anns
+        end
       else
         all_sorted = feeds_anns.select{|v| v['is_top']}.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse + feeds_anns.select{|v| v['is_top'] != true}.sort_by { |a| tmp=a["postdate"].blank?;[tmp ? 0 : 1, tmp ? nil : a["postdate"].to_time] }.reverse
       end
diff --git a/app/models/announcement_setting.rb b/app/models/announcement_setting.rb
index f2d4bd3..0cceb59 100644
--- a/app/models/announcement_setting.rb
+++ b/app/models/announcement_setting.rb
@@ -10,9 +10,10 @@ class AnnouncementSetting
 	field :email_to, type: Array, :default => ["admins","managers","approvers"]
 	field :is_display_edit_only, type: Boolean, :default => false
 	field :only_manager_can_edit_status, type: Boolean, :default => false
-    field :top_text , type: String , localize: true
-    field :hot_text , type: String , localize: true
-    field :hidden_text , type: String , localize: true
+	field :top_text , type: String , localize: true
+	field :hot_text , type: String , localize: true
+	field :hidden_text , type: String , localize: true
+	field :enable_manually_sort, type: Boolean, default: false
 	has_many :anns_status_settings, :autosave => true, :dependent => :destroy
 	accepts_nested_attributes_for :anns_status_settings, :allow_destroy => true
 	def self.check_limit_for_user(user_id, b_id = nil)
@@ -31,4 +32,12 @@ class AnnouncementSetting
 			self.sub_annc_title_trans.blank? ? I18n.t("announcement.table.title") : self.sub_annc_title_trans
 		end
 	end
+
+	before_save do
+		if self.enable_manually_sort_changed? && self.enable_manually_sort
+			AnnsCache.all.delete
+			Bulletin.index({approved: -1,is_hidden: 1,is_preview: 1, is_top: -1,sort_number: 1,postdate: -1,_id: -1,deadline: -1}, { unique: false, background: true })
+			Bulletin.create_indexes
+		end
+	end
 end
\ No newline at end of file
diff --git a/app/models/bulletin.rb b/app/models/bulletin.rb
index af4886c..eb3328f 100644
--- a/app/models/bulletin.rb
+++ b/app/models/bulletin.rb
@@ -100,7 +100,7 @@ class Bulletin
 
   scope :open_in_future, ->{where(:is_hidden.ne=>true,:is_preview.ne => true,:postdate.gt=>Time.now).order(postdate: :asc)}
   scope :can_display_and_sorted, ->{where(:approved => true,:is_hidden.ne=>true,:is_preview.ne => true).valid_time_range}
-  scope :valid_time_range, ->{any_of({:postdate.lte=>Time.now, :deadline.gte=>Time.now},{:postdate.lte=>Time.now, :deadline=>nil},{:postdate=>nil,:deadline.gte=>Time.now},{:postdate=>nil,:deadline=>nil}).order(is_top: :desc,postdate: :desc,id: :desc)}
+  scope :valid_time_range, ->{any_of({:postdate.lte=>Time.now, :deadline.gte=>Time.now},{:postdate.lte=>Time.now, :deadline=>nil},{:postdate=>nil,:deadline.gte=>Time.now},{:postdate=>nil,:deadline=>nil}).order((@manually_sort ? {is_top: :desc,sort_number: :asc,postdate: :desc,id: :desc} : {is_top: :desc,postdate: :desc,id: :desc}))}
   scope :is_approved, ->{where(:approved => true)}
   scope :is_approved_and_show, ->{where(:approved => true,:is_hidden.ne=>true,:is_preview.ne => true)}
   scope :filter_cats_and_tags, ->(cats,tags) {filter_by_widget_categories(cats,false).filter_by_tags(tags)}
@@ -109,6 +109,7 @@ class Bulletin
   index({postdate: 1}, { unique: false, background: true })
   index({is_top: -1,postdate: -1, _id: -1}, { unique: false, background: true })
   index({approved: -1,is_hidden: 1,is_preview: 1, is_top: -1,postdate: -1,_id: -1,deadline: -1}, { unique: false, background: true })
+  field :sort_number, type: Integer
   def get_org_model
     if self.is_preview
       org_model = nil
diff --git a/app/views/admin/announcements/_edit_sort.html.erb b/app/views/admin/announcements/_edit_sort.html.erb
new file mode 100644
index 0000000..2bc9766
--- /dev/null
+++ b/app/views/admin/announcements/_edit_sort.html.erb
@@ -0,0 +1,35 @@
+<div id="data-table" class="ut-table">
+  <table class="table main-list">
+    <thead>
+      <tr class="sort-header">
+        <% @table_fields.each do |field| %>
+          <%
+          field_text = field.to_s.include?('.') ? t(field.to_s) : field.to_s
+          sort = field.to_s.split('.')[-1]
+          active = params[:sort].eql? sort
+          order = active ? (["asc", "desc"]-[params[:order]]).first : "asc"
+          arrow = (order.eql? "desc") ? "<b class='icons-arrow-up-3'></b>" : "<b class='icons-arrow-down-4'></b>"
+          klass = sort.eql?(:title) ? "span5" : "span2"
+          th_data = "<a href='?sort=#{sort}&order=#{order}'>#{field_text} #{active ? arrow : ""}</a>"
+          %>
+          <th class='<%= klass %> <%= active ? "active" : "" %>'><%= th_data.html_safe %></th>
+        <% end %>
+      </tr>
+    </thead>
+    <tbody id="sortable">
+    <% @announcements.each do |annc| %>
+      <tr data-id="<%= annc.id %>">
+        <td>
+          <%= number_field_tag nil,annc.sort_number,class: 'sort_number',step: 1 %>
+        </td>
+        <td>
+          <%= annc.title %>
+        </td>
+        <td>
+          <%= format_value annc.postdate %>
+        </td>
+      </tr>
+    <% end %>
+    </tbody>
+  </table>
+</div>
\ No newline at end of file
diff --git a/app/views/admin/announcements/edit_sort.html.erb b/app/views/admin/announcements/edit_sort.html.erb
new file mode 100644
index 0000000..2764a76
--- /dev/null
+++ b/app/views/admin/announcements/edit_sort.html.erb
@@ -0,0 +1,117 @@
+<% content_for :page_specific_css do %>
+  <%= stylesheet_link_tag "lib/main-forms" %>
+  <%= stylesheet_link_tag "lib/fileupload" %>
+  <%= stylesheet_link_tag "lib/main-list" %>
+<% end %>
+<%= form_for @setting, url: update_sort_setting_admin_announcement_path,  html: {class: "form-horizontal main-forms"}, method: 'post' do |f| %>
+<div class="input-area">
+  <div class="control-group">
+    <%= f.label :maull, t("announcement.enable_manually_sort"), :class => "control-label muted" %>
+    <div class="controls">
+        <%= f.check_box :enable_manually_sort,:id=>'enable_manually_sort' %>
+    </div>
+  </div>
+</div>
+<% end %>
+<div style="margin-bottom: 1em;">
+  <button type="button" class="btn btn-primary" id="update_sort_button"><%= t('announcement.manual_update_sort') %></button>
+</div>
+<%= render partial: 'edit_sort' %>
+<script type="text/javascript">
+  function update_sort(){
+    var ids = $.map($('#sortable>tr'),function(v){return $(v).data('id')});
+    $.ajax({
+      url: "<%= update_sort_admin_announcement_path %>",
+      type: 'POST',
+      dataType: 'text',
+      data: {ids: ids},
+      success: function(data){
+        $('#data-table').replaceWith(data);
+        sortable();
+      }
+    });
+  }
+  function sortable(){
+    $( "#sortable" ).sortable({
+      update: function( event, ui ) {
+        update_sort();
+      }
+    });
+    $('.sort_number').change(function(){
+      var new_sort_number = parseFloat($(this).val());
+      var min_number = $('.sort_number').length;
+      var max_number = 0;
+      var pool = $('.sort_number').not(this);
+      var same_order = pool.filter(function(){
+        var tmp_sort = parseFloat($(this).val());
+        if (tmp_sort<min_number){
+          min_number = tmp_sort;
+        }
+        if (tmp_sort>max_number){
+          max_number = tmp_sort;
+        }
+        return tmp_sort==new_sort_number
+      });
+      var tmp_same_order = null;
+      if (same_order.length>0){
+        tmp_same_order = same_order.eq(0);
+        tmp_same_order.parents('tr').eq(0).before($(this).parents('tr').eq(0));
+      }else{
+        //ex. 1 2 3 5,insert 4
+        if (parseInt(pool.eq(0).val())<parseInt(pool.eq(-1).val())){ //asc
+          $.each(pool,function(){
+            var tmp_sort = parseFloat($(this).val());
+            if (new_sort_number>max_number){
+              if (tmp_sort<=new_sort_number){
+                tmp_same_order = $(this);
+              }
+            }else{
+              if (tmp_sort>=new_sort_number){
+                tmp_same_order = $(this);
+                return false;
+              }
+            }
+          });
+          if (new_sort_number>max_number){
+            tmp_same_order.parents('tr').eq(0).after($(this).parents('tr').eq(0));
+          }else{
+            tmp_same_order.parents('tr').eq(0).before($(this).parents('tr').eq(0));
+          }
+        }else{ //desc
+          //ex. 5 3 2 1,insert 4
+          $.each(pool,function(){
+            var tmp_sort = parseFloat($(this).val());
+            if (new_sort_number<min_number){
+              if (tmp_sort>=new_sort_number){
+                tmp_same_order = $(this);
+              }
+            }else if (new_sort_number>max_number){
+              if (tmp_sort<=new_sort_number){
+                tmp_same_order = $(this);
+                return false;
+              }
+            }else{
+              if (tmp_sort<=new_sort_number){
+                tmp_same_order = $(this);
+                return false;
+              }
+            }
+          });
+          if (new_sort_number<min_number){
+            tmp_same_order.parents('tr').eq(0).after($(this).parents('tr').eq(0));
+          }else{
+            tmp_same_order.parents('tr').eq(0).before($(this).parents('tr').eq(0));
+          }
+        }
+      }
+      update_sort();
+    });
+  }
+  $(document).ready(function(){
+    $('#update_sort_button').click(update_sort);
+    $('#enable_manually_sort').change(function(){
+      $(this).parents('form').submit();
+    })
+    sortable();
+  });
+</script>
\ No newline at end of file
diff --git a/app/views/admin/announcements/update_sort.html.erb b/app/views/admin/announcements/update_sort.html.erb
new file mode 100644
index 0000000..79513a3
--- /dev/null
+++ b/app/views/admin/announcements/update_sort.html.erb
@@ -0,0 +1 @@
+<%= render partial: 'edit_sort' %>
\ No newline at end of file
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 9130a34..5f9f049 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -3,6 +3,9 @@ en:
     feed: Feed
     import: Import
   announcement:
+    manually_sort: Manually Sort
+    enable_manually_sort: Enable Manually Sort
+    manual_update_sort: Manually Update Sort
     carousel_image_types:
       default: Default
       carousel: Carousel
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index ca4f096..0caca81 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -4,6 +4,9 @@ zh_tw:
     import: 匯入
     get_all_anncs_without_subannc: "選擇相關公告"
   announcement:
+    manually_sort: 手動排序
+    enable_manually_sort: 開啟手動排序
+    manual_update_sort: 手動更新排序
     carousel_image_types:
       default: 預設
       carousel: 輪播
diff --git a/config/routes.rb b/config/routes.rb
index 8db2b20..bbfbbb9 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -35,21 +35,27 @@ Rails.application.routes.draw do
       resources :announcements
       get 'announcements/:id/comment'=> 'announcements#comment'
       get 'annc-comment-hidden/:id' => 'announcements#comment_hidden'
-   end
-
-   resources :announcements do
-    collection do
-      get ':slug_title-:uid', to: 'announcements#show', as: :display
+      resource :announcement,:only => [] do
+        collection do
+          get "edit_sort"
+          post "update_sort_setting", to: 'announcements#update_sort_setting'
+          post "update_sort", to: 'announcements#update_sort'
+        end
+      end
     end
-   end
 
-   get "/xhr/announcements/feed/:uid" => "announcement_feeds#feed"
-   get "/xhr/announcements/rssfeed/:uid" => "announcement_feeds#rssfeed"
-   get "/xhr/announcements/feeds" => "announcement_feeds#feeds"
-   get '/xhr/announcements/announcement.json', to: 'bulletins#get_bulletins'
-   get '/xhr/panel/announcement/widget/sync_data' => 'announcements#show_widget'
-   get '/xhr/announcements/:slug_title-:uid/comment', to: 'announcements#comment' 
-   get '/xhr/announcements/file/:id/*f_name', to: 'announcements#get_file', format: false
+    resources :announcements do
+      collection do
+        get ':slug_title-:uid', to: 'announcements#show', as: :display
+      end
+    end
+
+    get "/xhr/announcements/feed/:uid" => "announcement_feeds#feed"
+    get "/xhr/announcements/rssfeed/:uid" => "announcement_feeds#rssfeed"
+    get "/xhr/announcements/feeds" => "announcement_feeds#feeds"
+    get '/xhr/announcements/announcement.json', to: 'bulletins#get_bulletins'
+    get '/xhr/panel/announcement/widget/sync_data' => 'announcements#show_widget'
+    get '/xhr/announcements/:slug_title-:uid/comment', to: 'announcements#comment' 
+    get '/xhr/announcements/file/:id/*f_name', to: 'announcements#get_file', format: false
   end
-  
 end
diff --git a/lib/announcement/engine.rb b/lib/announcement/engine.rb
index b8b0f87..a3f7b16 100644
--- a/lib/announcement/engine.rb
+++ b/lib/announcement/engine.rb
@@ -75,7 +75,7 @@ module Announcement
         if ENV['worker_num']=='0' && File.basename($0) != 'rake' && !Rails.const_defined?('Console')
           require File.expand_path('../../../app/models/anns_cache', __FILE__)
           if defined?(AnnsCache)
-            AnnsCache.destroy_all
+            AnnsCache.all.delete
           end
         end
       rescue  => e
@@ -109,38 +109,43 @@ module Announcement
                                 :priority=>1,
                                 :active_for_action=>{'admin/announcements'=>'index'},
                                 :available_for => 'users'
+          context_link 'announcement.manually_sort',
+                                :link_path=>"edit_sort_admin_announcement_path" ,
+                                :priority=>2,
+                                :active_for_action=>{'admin/announcement'=>'edit_sort'},
+                                :available_for => 'sub_managers'
           context_link 'new_', 
                                 :link_path=>"new_admin_announcement_path" ,
-                                :priority=>2,
+                                :priority=>3,
                                 :active_for_action=>{'admin/announcements'=>'new'},
                                 :available_for => 'sub_managers'
           context_link 'categories',
                                 :link_path=>"admin_module_app_categories_path" ,
                                 :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'announcement').id}",
-                                :priority=>3,
+                                :priority=>4,
                                 :active_for_action=>{'admin/announcements'=>'categories'},
                                 :active_for_category => 'Announcement',
                                 :available_for => 'managers'
           context_link 'tags',
                                 :link_path=>"admin_module_app_tags_path" ,
                                 :link_arg=>"{:module_app_id=>ModuleApp.find_by(:key=>'announcement').id}",
-                                :priority=>4,
+                                :priority=>5,
                                 :active_for_action=>{'admin/announcements'=>'tags'},
                                 :active_for_tag => 'Announcement',
                                 :available_for => 'managers'
           context_link 'announcement.feed_list',
                                 :link_path=>"admin_announcement_feed_path" ,
-                                :priority=>5,
+                                :priority=>6,
                                 :active_for_action=>{'admin/announcements'=>'feed'},
                                 :available_for => 'managers'
            context_link 'announcement.import',
                                 :link_path=>"admin_announcement_import_path" ,
-                                :priority=>6,
+                                :priority=>7,
                                 :active_for_action=>{'admin/announcements'=>'import'},
                                 :available_for => 'managers'
           context_link 'announcement.settings',
                                 :link_path=>"admin_announcement_settings_path" ,
-                                :priority=>6,
+                                :priority=>8,
                                 :active_for_action=>{'admin/announcements'=>'settings'},
                                 :available_for => 'managers'
         end