fix for ie8,9 for tinymce

app/controllers/admin/assets_controller.rb

@@ -41,7 +41,8 @@ class Admin::AssetsController < OrbitBackendController
       #     end
       #   }
       # end
-      render :layout => false
+      # render :json=>{"url"=>@asset.data.url,"title"=>"xxx","desc"=>"sss"}.to_json
+      render :layout=>false
     else
       flash[:error] = t(:create_fail)
       @asset_categories = AssetCategory.all