从menubar primefaces 3和jsf 2 ajax更新内容页面

well first ill explain what im tryng to do, i have a index.xhtml page where i include menu.xhtml with a menubar of primefaces, in menu.xhtml in have a panel id=contenido where i want to update depending of the menuitem clicked, i already get update that panel but the problem is when i update to another page for example in default is home.xhtml and i update to enviarsol.xhtml then the command button from enviarsol.xhtml is not working, im new at this and i already tried some different ways of updating the panel, im thinking that the problem is that the bean of enviarsol.xhtml is not managed or something like that,also im doing this way because i want to refresh only that panel and not all the page, someone help me please.well first ill explain what im tryng to do, i h