Page slide does not reload from server for ad_banner

app/controllers/admin/ad_banners_controller.rb

@@ -36,7 +36,7 @@ class Admin::AdBannersController < OrbitBackendController
   def update
     @ad_banner = AdBanner.find(params[:id])    
     if @ad_banner.update_attributes(params[:ad_banner])
-      redirect_to admin_ad_banners_url
+      redirect_to admin_ad_banners_url, :status => 303
     else
       render :edit
     end