Abrir relatorio em outra pagina

<p:column headerText="Opções" footerText="Opções" style="width:1px">
							<h:panelGrid columns="3" styleClass="actions" cellpadding="1">
							
								<h:commandButton image="/imagens/icones/imprimir.gif"
									title="Imprimir Os" action="#{ordemDeServicoBean.relatorioOs}"  >
									<f:setPropertyActionListener
										value="#{ordemDeServico.idOrdemDeServico}"
										target="#{ordemDeServicoBean.ordemDeServico.idOrdemDeServico}" />
								</h:commandButton>											
												
								<h:commandButton image="/imagens/icones/editar.gif"
									title="Editar" action="#{ordemDeServicoBean.antesUpdate}">
									<f:setPropertyActionListener
										value="#{ordemDeServico.idOrdemDeServico}"
										target="#{ordemDeServicoBean.ordemDeServico.idOrdemDeServico}" />
								</h:commandButton>

								<h:commandButton image="/imagens/icones/ok.gif"
									title="Finalizar"
									action="#{ordemDeServicoBean.finalizarOrdemDeServico}">
									<f:setPropertyActionListener
										value="#{ordemDeServico.idOrdemDeServico}"
										target="#{ordemDeServicoBean.ordemDeServico.idOrdemDeServico}" />
								</h:commandButton>
							</h:panelGrid>
						</p:column>