Seam - redirect com ajax

Front-end
#1

Colegas,

Existe alguma forma de renderizar a testePagina2 na navegação abaixo sem que todas as divs do template sofra um refresh?
Muito obrigado,
Marques

<?xml version="1.0" encoding="UTF-8"?>
<page xmlns="http://jboss.com/products/seam/pages"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:schemaLocation="http://jboss.com/products/seam/pages http://jboss.com/products/seam/pages-2.2.xsd">

   <navigation from-action="#{testeAction.sayHello}">
         <redirect view-id="/testePagina2.xhtml"/>
   </navigation>

</page>
#2