realtime preview is working. but save to object when preview

config/locales/en.yml

@@ -38,7 +38,7 @@ en:
   sure?: Are you sure?
   update: Update
   yes_: "Yes"
-  
+
   admin:
     action: Action
     ad_banner: AD Banner
@@ -176,3 +176,8 @@ en:
     role: User role
     
   panel:
+    
+  modal:
+    close: Close
+    preview: Preview
+    

config/locales/zh_tw.yml

@@ -388,3 +388,6 @@ zh_tw:
       create: "新增%{model}"
       update: "更新%{model}"
       submit: "儲存%{model}"
+  modal:
+    close: "關閉"
+    preview: "預覽"

config/routes.rb

@@ -26,7 +26,9 @@ Orbit::Application.routes.draw do
 
     
     resources :ad_banners do 
-        match 'preview/:id' => 'ad_banners#realtime_preview',:as => :realtime_preview,:via => :put
+        member do
+          match 'preivew' => 'ad_banners#realtime_preview',:as => :realtime_preview,:via => :put
+        end
         collection do
           match 'new_ad_image' => 'ad_images#new',:as => :new_ad_image,:via => :get
           match 'new_ad_image' => 'ad_images#create',:as => :create_ad_image,:via => :post