Mensajes movidos al pie con autoclose

1.sources/MyHealth/docroot/systemAdmin/ManageSpecialties.xhtml

@@ -7,7 +7,6 @@
 <ui:composition template="../header.xhtml">
 	<ui:define name="content">
 		<h:form id="frmManageSpecialties">
-			<p:messages id="mesgs" showDetail="true" closable="true" autoupdate="true" />
 			<p:panel id="PanelMS" header="Página Gestión de Especialidades">
 				<div class="ui-g ui-fluid">
 					<div class="ui-g-2 ui-md-2">
@@ -32,10 +31,11 @@
 						<p:inputText id="description" value="#{ManageSpecialities.medicalSpecialty.description}" readonly="false" required="true" requiredMessage="Es necesaria una descripción" />
 					</div>
 					<div class="ui-g-2 ui-md-2 ">
-						<p:commandButton validateClient="true" value="Guardar" update="frmManageSpecialties" action="#{ManageSpecialities.saveData}" icon="pi pi-check" />
+						<p:commandButton validateClient="true" value="Guardar" update="mesgs" action="#{ManageSpecialities.saveData}" icon="pi pi-check" onsuccess="setTimeout ( '$(\'#frmManageSpecialties\\\\:mesgs\').hide()', 3000);" />
 					</div>
 			    </div>
     		</p:panel>
+    		<p:messages id="mesgs" showDetail="true" closable="true" autoupdate="true" />		
 		</h:form>
 	</ui:define>
 </ui:composition>

1.sources/MyHealth/src/managedbean/systemAdmin/ManageSpecialitiesMBean.java

@@ -6,6 +6,7 @@ import java.util.List;
 import javax.annotation.PostConstruct;
 import javax.enterprise.context.RequestScoped;
 import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
 import javax.inject.Named;
 
 import TO.LoggedUserTO;