以下の IE7 コード p:accordionPanel オーバーラップ p:menubar.ie. では、メニューバーをクリックすると、メニュー項目が p:accordionPanel の下に非表示になります。ただし、Chrome と Firefox では問題ありません。
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:p="http://primefaces.org/ui">
<h:head>
</h:head>
<h:body>
<h:form>
<p:menubar>
<p:submenu label="Company" >
<p:menuitem value="Software Engineer" />
<p:menuitem value="Manager" />
<p:menuitem value="Business Ananlyst" />
<p:menuitem value="System Analyst" />
</p:submenu>
</p:menubar>
<p:accordionPanel>
<p:tab title="Lorem Ipsum ">
<h:panelGrid columns="3">
<h:outputText
value="Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum"></h:outputText>
</h:panelGrid>
</p:tab>
</p:accordionPanel>
</h:form>
</h:body>
</html>