diff --git a/app/controllers/admin/ad_banners_controller.rb b/app/controllers/admin/ad_banners_controller.rb
index 38f6388..5284e00 100644
--- a/app/controllers/admin/ad_banners_controller.rb
+++ b/app/controllers/admin/ad_banners_controller.rb
@@ -20,9 +20,9 @@ class Admin::AdBannersController < OrbitAdminController
   def show
     @banner = Banner.find(params[:id])
     if params[:show] == "expired"
-      @images = @banner.ad_images.is_expired.asc(:sort_number).page(params[:page]).per(10)
+      @images = @banner.ad_images.is_expired.order_by(is_top: -1, sort_number: 1).page(params[:page]).per(10)
     else
-      @images = @banner.ad_images.not_expired.asc(:sort_number).page(params[:page]).per(10)
+      @images = @banner.ad_images.not_expired.order_by(is_top: -1, sort_number: 1).page(params[:page]).per(10)
     end
     @table_fields = [:banner, :title, "ad_banner.duration", :link]
   end
diff --git a/app/models/ad_image.rb b/app/models/ad_image.rb
index 07c815d..fd0cb94 100644
--- a/app/models/ad_image.rb
+++ b/app/models/ad_image.rb
@@ -19,6 +19,7 @@ class AdImage
   field :deadline , :type => DateTime
   field :youtube , :type => String
   field :sort_number, :type => Integer
+  field :is_top, :type => Boolean, :default => false
   field :language_enabled, :type => Array, :default => ["en","zh_tw"]
   field :exchange_item, :default => "1"
   LINK_OPEN_TYPES = ["local", "new_window"]
diff --git a/app/views/admin/ad_banners/show.html.erb b/app/views/admin/ad_banners/show.html.erb
index bcb5055..1b7927d 100644
--- a/app/views/admin/ad_banners/show.html.erb
+++ b/app/views/admin/ad_banners/show.html.erb
@@ -50,7 +50,10 @@
   <tbody>
   <% @images.each do |image| %>
   	<tr>
-  		<td>
+          <td>
+      <% if image.is_top? %>
+  	  <span class="label label-warning"><%= t(:top) %></span>
+      <% end %>
       <% if image.exchange_item == "1" %>
   			<%= image_tag image.file.thumb, :class => "banner-image" %>
       <% elsif image.exchange_item == "2" %>
@@ -115,11 +118,11 @@
       </div>
       <div class="modal-body">
         <ul class="order-list">
-          <% @banner.ad_images.not_expired.asc(:sort_number).each do |image| %>
+          <% @banner.ad_images.not_expired.order_by(is_top: -1, sort_number: 1).each do |image| %>
             <li class="order-list-image" data-image-id="<%= image.id.to_s %>">
               <i class="icons-list-2"></i>
               <img src="<%= image.exchange_item == "1" ? image.file.thumb.url : image.youtube_thumb %>"/>
-              <h4><%= image.title %>
+              <h4><%= image.title %><%= "<span class='label label-warning'>#{t(:top)}</span>".html_safe if image.is_top? %>
             </li>
           <% end %>
         </ul>
diff --git a/app/views/admin/ad_images/_form.html.erb b/app/views/admin/ad_images/_form.html.erb
index 19c6049..2383544 100644
--- a/app/views/admin/ad_images/_form.html.erb
+++ b/app/views/admin/ad_images/_form.html.erb
@@ -29,6 +29,15 @@
 
     <!-- Basic Module -->
     <div class="tab-pane fade in active" id="basic">
+      <!-- TOP -->
+      <div class="control-group">
+        <label class="control-label muted"><%= t(:top) %></label>
+        <div class="controls" data-toggle="buttons-checkbox">
+          <label class="checkbox inline btn <%= 'active' if @ad_image.is_top? %>">
+            <%= f.check_box :is_top %> <%= t(:top) %>
+          </label>
+        </div>
+      </div>
       
       <div class="control-group">
         <label class="control-label muted"><%= t("ad_banner.type") %></label>
@@ -168,6 +177,7 @@
         </div>
       </div>
 
+
       <!-- Date Time Picker -->
       <div class="control-group">
         <label class="control-label muted"><%= t(:start_date) %></label>