<h:form prependId="false" id="globalForm">
        <h:form prependId="false" id="popupForm" onkeypress="if (event.keyCode == 13) { document.getElementById('popupActionButton').click(); return false; }">
            <rich:popupPanel domElementAttachment="parent" show="false" id="popup" modal="true" autosized="true" resizeable="false" onmaskclick="#{rich:component('popup')}.hide(); return false;">
            <f:facet name="header">
            <h:outputText value="#{treeBean.popupHeader}" />
            </f:facet>
            <f:facet name="controls">
            <h:outputLink value="#" onclick="#{rich:component('popup')}.hide(); return false;">X</h:outputLink>
            </f:facet>
            <a4j:jsFunction name="mach" action="#{treeBean.invokePopupAction}"/>
            <h:form id="popupContentForm" prependId="false" onsubmit="mach(); return false;">
                <a4j:outputPanel id="popupContent" layout="block" ajaxRendered="true">
                <h:panelGroup>
                <fieldset>
                <legend>Details</legend>
                <h:panelGrid columnClasses="bold" columns="2">
                <h:outputText value="Name" />
                <h:inputText id="inputName" value="#{treeBean.newMember.name}"/>
                <h:outputText value="Alias" />
                <h:inputText id="inputAlias" value="#{treeBean.newMember.alias}"/>
                <h:outputText value="Parent_ID" />
                <rich:select defaultLabel="mach" selectFirst="true" required="false" id="parentIdSelect" enableManualInput="true" value="#{treeBean.selectedParentId}">
                <f:selectItem itemValue="0" itemLabel="0 - (Root)"/>
                <f:selectItems value="#{treeBean.memberValues}"/>
                </rich:select>
                <h:outputText value="Attribute" />
                <rich:dataTable id="table2" value="#{treeBean.newMember.items}" var="item" width="350px" columnClasses=";columns;columns;columns" rows="15">
                <rich:column>
                <f:facet name="header">
                <h:outputText value="AttributBezeichnung" />
                </f:facet>
                <h:outputText layout="block" value="#{item.attributBezeichnung}" />
                </rich:column>
                <rich:column>
                <f:facet name="header">
                <h:outputText value="AttributWert" />
                </f:facet>
                <h:inputText layout="block" value="#{item.attributWert}"/>
                </rich:column>
                </rich:dataTable>
                </h:panelGrid>
                </fieldset>
                </h:panelGroup>
                <a4j:commandButton id="popupActionButton" onclick="document.getElementById('popupContentForm').submit(); return false;"/>
                </a4j:outputPanel>
            </h:form>
        </rich:popupPanel>
    </h:form>
<page here -->