anchor.diff:  <%@ page import="org.apache.log4j.*" %>
   <%@ page import="com.ecyrd.jspwiki.*" %>
   <%@ page import="com.ecyrd.jspwiki.tags.WikiTagBase" %>
  +<%@ page import="com.ecyrd.jspwiki.auth.UserProfile" %>
  +<%@ page import="com.ecyrd.jspwiki.auth.UserManager" %>
   <%@ page errorPage="/Error.jsp" %>
   <%@ taglib uri="/WEB-INF/jspwiki.tld" prefix="wiki" %>
   
  
positive.code:     }
      else if( clear != null )
      {
          Cookie prefs = new Cookie( WikiEngine.PREFS_COOKIE_NAME, "" );
          prefs.setMaxAge( 0 );
          response.addCookie( prefs );
  
negative.code: <%
      String pagereq = "UserPreferences";
      String    skin = wiki.getTemplateDir();
      UserManager mgr = wiki.getUserManager();
      
      NDC.push( wiki.getApplicationName()+":"+pagereq );
      
      WikiPage wikipage = new WikiPage( pagereq );
  