anchor.diff:              </div>
               <button id="savebutton">Opslaan</button>
           </div>
  -        
  +
           <script type="text/javascript">            
               var activelink = 'menu_layout';
               var components = ${actionBean.components};
               var configPageLink = "<stripes:url beanclass='nl.b3p.viewer.admin.stripes.LayoutManagerActionBean' event='config'><stripes:param name="application" value="${actionBean.application}"/></stripes:url>";
               var layoutSaveUrl = '<stripes:url beanclass="nl.b3p.viewer.admin.stripes.LayoutManagerActionBean" event="saveApplicationLayout"/>';
  -            var layoutJson = ${actionBean.application.layout};
  +            <c:choose>    
  +                <c:when test="${!empty actionBean.application.layout}">
  +                    var layoutJson = ${actionBean.application.layout};
  +                </c:when>
  +                <c:otherwise>
  +                    var layoutJson = {};
  +                </c:otherwise>
  +            </c:choose>
           </script>
           <script type="text/javascript" src="${contextPath}/resources/js/layoutmanager/layoutmanager.js"></script>
   
       </stripes:layout-component>
  -        
  +
   </stripes:layout-render>
  
positive.code: <%@include file="/WEB-INF/jsp/taglibs.jsp"%>
  
  <stripes:layout-render name="/WEB-INF/jsp/templates/ext.jsp">
      
      <stripes:layout-component name="head">
          <title>Layoutmanager</title>
      </stripes:layout-component>
  
negative.code:     <stripes:layout-component name="header">
          <jsp:include page="/WEB-INF/jsp/header.jsp"/>
      </stripes:layout-component>
  
      <stripes:layout-component name="body">
          <div id="content">
              <h1>Layoutmanager: ${actionBean.application.name} <c:if test="${!empty actionBean.application.version}">(v${actionBean.application.version})</c:if></h1>
  
              <div id="component-container">
  
              </div>
              <div id="layout-container">
                  <div id="layout-north">
  