I could just use this : ** tiles-defs.xml ** <definition name=".base" page="/layout/base.jsp"> </definition>
** base.jsp **
<body id="base_body">
<div id="base_header">
<[EMAIL PROTECTED] page="incl/header.jsp" %>
</div>
<div id="base_info">
<jsp:include page="incl/info.jsp.jsp"/>
</div>
[...]
And use the base.jsp-layout in different pages.
And u see I'm not using <tiles:insert tag ...

