"/>
                            </s:button>
                        </rich:column>
                        <rich:column styleClass="descripColumn">
                            <f:facet name="header"><h:outputText>header2</h:outputText></f:facet>
                            <f:facet name="footer"><h:outputText>footer2</h:outputText></f:facet>
                            <h:outputText value="#{operation.description}"/>
                        </rich:column>
                    </rich:columnGroup>
            