diff --git a/app/controllers/admin/ad_banners_controller.rb b/app/controllers/admin/ad_banners_controller.rb
index cd436a12..f43c19e5 100644
--- a/app/controllers/admin/ad_banners_controller.rb
+++ b/app/controllers/admin/ad_banners_controller.rb
@@ -1,7 +1,7 @@
 class Admin::AdBannersController < OrbitBackendController
   layout "new_admin"
   before_filter :authenticate_user!
-  before_filter :for_app_manager,:except => [:index,:show] 
+  before_filter :for_app_manager,:except => [:index,:show,:update,:realtime_preview] 
   before_filter :for_app_sub_manager
 
   def rename
diff --git a/app/controllers/admin/ad_images_controller.rb b/app/controllers/admin/ad_images_controller.rb
index 945629ed..e3cef303 100644
--- a/app/controllers/admin/ad_images_controller.rb
+++ b/app/controllers/admin/ad_images_controller.rb
@@ -1,8 +1,8 @@
-class Admin::AdImagesController < ApplicationController
+class Admin::AdImagesController < OrbitBackendController
   layout 'new_admin'
   before_filter :authenticate_user!
-  before_filter :is_admin?
-  
+  before_filter :for_app_sub_manager
+
   def edit
     @ad_banner = AdBanner.find params[:ad_banner_id]
     @ad_image = @ad_banner.ad_images.find params[:id]
diff --git a/app/views/admin/ad_banners/_ad_banner_tab.html.erb b/app/views/admin/ad_banners/_ad_banner_tab.html.erb
index ca98e42e..d65a17e0 100644
--- a/app/views/admin/ad_banners/_ad_banner_tab.html.erb
+++ b/app/views/admin/ad_banners/_ad_banner_tab.html.erb
@@ -7,6 +7,10 @@
 			<%= f.select :ad_fx ,AdBanner::FX_TYPES %>
 			<%= f.label :transition_sec, t('admin.ad.transition_sec') %>
 			<%= f.text_field :transition_sec,:placeholder=>t('admin.ad.sec_place_holder'),:class=> "span3" %> <%= t("admin.ad.trans_unit_sec") %>
+			<%if  at_least_module_manager%>
+				<%= f.label :best_size, t('admin.ad.best_size') %>
+				<%= f.text_field :best_size %> Ex: 500px x 300px
+			<% end -%>
 			<br>
 			<%= f.submit t("admin.ad.update_banner"), :class => 'btn' %>
 			<%= f.submit t("cancel"),:type=>'reset', :class => 'btn'  %>
diff --git a/app/views/admin/ad_banners/_modal_ad_banner_form.html.erb b/app/views/admin/ad_banners/_modal_ad_banner_form.html.erb
index cbc4de8e..68e0a9c6 100644
--- a/app/views/admin/ad_banners/_modal_ad_banner_form.html.erb
+++ b/app/views/admin/ad_banners/_modal_ad_banner_form.html.erb
@@ -21,6 +21,13 @@
 				<%= f.text_field :transition_sec %> <%= t("admin.ad.trans_unit_sec") %>
 			</div>
 		</div>
+
+		<div class="control-group">
+			<%= f.label :best_size, t('admin.ad.best_size'),:class => "control-label" %>
+			<div class="controls">
+				<%= f.text_field :best_size %> Ex: 500px x 300px
+			</div>
+		</div>
 		
 		<div class="control-group">
 			<%= f.label :ad_fx, t('admin.ad.ab_fx') %>
diff --git a/app/views/admin/ad_banners/index.html.erb b/app/views/admin/ad_banners/index.html.erb
index b4be090f..92c78f5b 100644
--- a/app/views/admin/ad_banners/index.html.erb
+++ b/app/views/admin/ad_banners/index.html.erb
@@ -13,11 +13,16 @@
 	<ul id="banner_tab" class="nav nav-tabs">
 		<% @ad_banners.each do |ab| %>
 			<%= content_tag :li ,:class => (ab ==  @active ? 'active' : nil) do %>
-				<i class="icons-pencil"></i>
-				<%= link_to(ab.title,"##{ab.title.dehumanize}",:contenteditable=>"false",:data=>{:toggle=>"tab" ,'edit-url' =>(admin_rename_ad_banner_path ab) } )%>
+				<%if  at_least_module_manager%>	
+					<i class="icons-pencil"></i>
+					<%= link_to(ab.title,"##{ab.title.dehumanize}",:contenteditable=>"false",:data=>{:toggle=>"tab" ,'edit-url' =>(admin_rename_ad_banner_path ab) } )%>
+				<% else %>
+					<%= link_to(ab.title,"##{ab.title.dehumanize}",:data=>{:toggle=>"tab" } )%>
+				<% end -%>
 			<% end -%>
 		<% end -%>
-		<%= content_tag :li,link_to(t("admin.ad.new_banner"),"#new-a-banner",:data=>{:toggle=>"modal"}),:id=>'new_ad_banner_tab_but',:class => (@active.nil? ? 'active' : nil ) %>
+		
+		<%= content_tag :li,link_to(t("admin.ad.new_banner"),"#new-a-banner",:data=>{:toggle=>"modal"}),:id=>'new_ad_banner_tab_but',:class => (@active.nil? ? 'active' : nil ) if  at_least_module_manager%>
 		
 	</ul>
 	
diff --git a/app/views/admin/ad_images/_form.html.erb b/app/views/admin/ad_images/_form.html.erb
index 1513fa05..edbb2563 100644
--- a/app/views/admin/ad_images/_form.html.erb
+++ b/app/views/admin/ad_images/_form.html.erb
@@ -80,7 +80,10 @@
               <!--請程式務必將圖片尺寸加入到行內裡-->
               <%= image_tag @ad_image.file rescue ''%>
             </div>
-            <span class="alert widgetInfo"><%= t("admin.ad.widget_info_for_ad_image_size",:best_size=> @ad_image.ad_banner.best_size) if !@ad_image.ad_banner.best_size.empty?%></span>
+            <% if !@ad_image.ad_banner.best_size.empty?%>
+              <span class="alert widgetInfo"><%= t("admin.ad.widget_info_for_ad_image_size",:best_size=> @ad_image.ad_banner.best_size) %>
+              </span>
+              <% end -%>
             <div class="controls file-upload input-prepend">
               <label class="control-label add-on btn" for="input-upload">
 								<%= t(:browse) %>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 15598a8e..2b4fac5d 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -91,6 +91,7 @@ en:
       ab_fx: FX
       all_banners: AdBanner list
       banner_best_size: Banner Best Size
+      best_size: Best size
       new_banner: New banner
       new_image: New image
       showing: Showing
diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index 72140d35..e9de6f11 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -85,6 +85,7 @@ zh_tw:
       ab_fx: 轉場特效
       all_banners: 輪播清單
       banner_best_size: Banner 尺寸
+      best_size: 最佳尺寸
       cate_auth: 分類授權
       delete_banner: 刪除整組輪播
       new_banner: 新增輪播