anchor.diff:          .collect(Collectors.toList());
   
       // paginator vars
  -    final ListPager<String> listPager = new ListPager<>(request, response, names, mucname);
  +    final ListPager<String> listPager = new ListPager<>(request, response, names, "mucname");
   %>
   <html>
       <head>
  
positive.code:         <p><fmt:message key="global.pages" />: [ <%=listPager.getPageLinks() %> ]</p>
  <%  } %>
  
      </body>
  </html>
  
negative.code: 
  <% if (webManager.getMultiUserChatManager().getMultiUserChatServicesCount() > 1) { %>
  -- <fmt:message key="muc.room.summary.service" />:
      <select name="mucname" id="mucname" onchange="location.href='muc-room-summary.jsp?mucname=' + this.options[this.selectedIndex].value;">
  <% for (MultiUserChatService service : webManager.getMultiUserChatManager().getMultiUserChatServices()) {
      if (service.isHidden()) {
          // Private and hidden, skip it.
  