JSFExcelCreator

Adicionei o dataTable no fsp

<h:dataTable id="tableRegiao" value='#{regiao.regiaos}' var='item' border="1" cellpadding="2" cellspacing="0">
                    <h:column id="coluna1">
                        <f:facet name="header">
                            <h:outputText value="Id"/>
                        </f:facet>
                        <h:commandLink action="#{regiao.detailSetup}" value="#{item.id}"/>
                    </h:column>
                    <h:column id="coluna2">
                        <f:facet name="header">
                            <h:outputText id="nome" styleClass="outputText"  value="Nome"/>
                        </f:facet>
                        <h:outputText id="text1" styleClass="outputText"  value="#{item.nome}"/>
                    </h:column>
                    <h:column id="coluna3">
                        <f:facet name="header">
                            <h:outputText styleClass="outputText"  value="Subgrupo"/>
                        </f:facet>
                        <h:outputText styleClass="outputText"  value="#{item.subgrupo}"/>
                    </h:column>
                </h:dataTable>

criei a chamada funcao Javascript

<h:outputLink id="linkEx3" onclick="return func_1(this, event);" value="#"> <h:outputText id="text25" value="Excel"></h:outputText> </h:outputLink>

funcao javascript

        <SCRIPT type="text/javascript">
            function func_1(thisObj, thisEvent) {
                window.open('faces/tabela.jsp?tableId=tableRegiao');
            }</SCRIPT>

adicionei no faces-config

net.sf.jsfcomp.excelcreator.ExcelCreatorPhaseListener

Nenhum erro - esta chamando a pagina novamente e não chama a saida para excel.

Alguma sugestao para resolver o problema?

Olá Felipe,
conseguiu fazer funcionar?