editing for the assets are done with replacable files and description

app/controllers/admin/assets_controller.rb

@@ -32,12 +32,8 @@ class Admin::AssetsController < OrbitBackendController
   
   def edit
     @asset = Asset.find(params[:id])
-    @asset_categories = AssetCategory.all
     @tags = get_tags
-    respond_to do |format|
-      format.html {}
-      format.js { render 'js/show_pop_up', :locals => {:partial => 'admin/assets/edit'} }
-    end
+    render layout: false
   end
   
   def create  
@@ -74,10 +70,7 @@ class Admin::AssetsController < OrbitBackendController
   def update
     @asset = Asset.find(params[:id])
     if @asset.update_attributes(params[:asset])
-      respond_to do |format|
-        format.html { redirect_to admin_assets_url }
-        format.js { render 'js/remove_pop_up_and_reload_content', :locals => {:function => 'replaceWith', :id => "asset_#{@asset.id}", :value => @asset, :values => nil, :partial => 'admin/assets/asset', :locals => nil} }
-      end
+     render layout: false
     else
       flash[:error] = t('update.fail')
       @asset_categories = AssetCategory.all