diff --git a/kcal/incidenceformatter.h b/kcal/incidenceformatter.h
index cda859ec3..2c3b73bc6 100644
--- a/kcal/incidenceformatter.h
+++ b/kcal/incidenceformatter.h
@@ -1,82 +1,93 @@
 /*
   This file is part of the kcal library.
 
   Copyright (c) 2001-2003 Cornelius Schumacher <schumacher@kde.org>
   Copyright (c) 2004 Reinhold Kainhofer <reinhold@kainhofer.com>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
 */
 #ifndef KCAL_INCIDENCEFORMATTER_H
 #define KCAL_INCIDENCEFORMATTER_H
 
 #include "kcal_export.h"
 #include <QtCore/QString>
 
 namespace KCal {
 class Calendar;
 class Incidence;
 class IncidenceBase;
 
 class KCAL_EXPORT InvitationFormatterHelper
 {
   public:
     InvitationFormatterHelper() : d( 0 ) {}
     virtual ~InvitationFormatterHelper(){}
     virtual QString generateLinkURL( const QString &id );
     virtual QString makeLink( const QString &id, const QString &text );
 
   private:
     //@cond PRIVATE
     Q_DISABLE_COPY( InvitationFormatterHelper )
     class Private;
     Private *const d;
     //@endcond
 };
 
 /**
   Helpers that provides several static methods to format an Incidence into
   different formats, like an HTML representation for KMail, a representation
   for tool tips, or a representation for the event viewer.
 
   @short methods to format incidences into various formats for displaying them
 */
 namespace IncidenceFormatter
 {
   KCAL_EXPORT QString toolTipString( IncidenceBase *incidence, bool richText = true );
   KCAL_EXPORT QString mailBodyString( IncidenceBase *incidencebase );
   KCAL_EXPORT QString extensiveDisplayString( IncidenceBase *incidence );
   KCAL_EXPORT QString formatICalInvitation( QString invitation, Calendar *mCalendar,
                                             InvitationFormatterHelper *helper );
 
-  // Format a TNEF attachment to an HTML mail
+  /**
+    Format a TNEF attachment to an HTML mail
+
+    @since 4.1
+  */
   KCAL_EXPORT QString formatTNEFInvitation( const QByteArray &tnef, Calendar *mCalendar,
                                             InvitationFormatterHelper *helper );
-  // Transform a TNEF attachment to an iCal or vCard
+  /**
+    Transform a TNEF attachment to an iCal or vCard
+
+    @since 4.1
+  */
   KCAL_EXPORT QString msTNEFToVPart( const QByteArray &tnef );
 
+  /**
+    @since 4.1
+  */
   KCAL_EXPORT QString recurrenceString( Incidence *incidence );
 
   class EventViewerVisitor;
   class ScheduleMessageVisitor;
   class InvitationHeaderVisitor;
   class InvitationBodyVisitor;
   class ToolTipVisitor;
   class MailBodyVisitor;
 }
 
 }
 
 #endif