jsf 2.2 - Change Skin of Richfaces Application without reloading the page -

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i have jsf 2.2 , richfaces 4 application , in application have à h:selectonemeun have a4j:ajax event: on change , listner et status attribute. want when change value of selectonemenu change them or skin of page whitout reloading page (ajax).

 <h:selectonemenu                         value="#{managcontroller.selectedprodgroup}"                         class="validate[required] text-input"                         requiredmessage="#{messages['group.product.required']}"                         style=" width : 285px;"                         converter="omnifaces.selectitemsconverter">                          <f:selectitem                             itemlabel="#{messages['productgroup.noselection']}"                             itemvalue="" />                         <f:selectitems value="#{bmanager.productgrouplist}"                             var="productgroupvar" itemlabel="#{productgroupvar.label}" />                          <a4j:ajax status="loading" execute="@this"                             listener="#{managcontroller.getproductlistbyproductgroup()}"                             onbegin="#{managcontroller.getproductlistbyproductgroup()}"                             render="mattable,productlist,mform"                             event="change" />                      </h:selectonemenu>

you need reload page with:

onchange="this.form.submit()"

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