Handling ViewExpiredException - Using Spring to manage JSF beans

meta http-equiv="refresh"
content="${session.maxInactiveInterval};url=#{facesContext.externalContext.request.scheme}://#{facesContext.e
xternalContext.request.serverName}:#{facesContext.externalContext.request.serverPort}#{facesContext.
externalContext.requestContextPath}/errorpage.jsp"/

Catagay Civici: using Spring to manage JSF beans
He also has some advices about using id properties in facelets custom components.