fix page form bugs

app/views/admin/module_apps/_app_selector.html.erb

@@ -1 +1 @@
-<%= f.select :module_app, @apps.collect { |t| [t.title.capitalize, t.id] }, {:include_blank => true} ,{:rel => admin_module_apps_path }  %>
+<%= f.select :module_app_id, @apps.collect { |t| [t.title.capitalize, t.id] }, {:include_blank => true} ,{:rel => admin_module_apps_path }  %>

app/views/admin/pages/_form.html.erb

@@ -33,7 +33,7 @@
 <p>
 	<%= t('admin.module_app') %>
 	<%= render :partial => "admin/module_apps/app_selector", :locals => { :f => f } %>
-	<span id="app_page_url"></span>
+	<span id="app_page_url"><%= select('page','app_frontend_url',  @app_frontend_urls ) rescue ''%> </span>
 </p>
 <p>
 <%= f.label :is_published, "#{t('admin.is_published')} ?" %>