Index: time-out.c
===================================================================
--- time-out.c	(revision 5183)
+++ time-out.c	(working copy)
@@ -44,9 +44,13 @@
 #define DEFAULT_BREAK_COUNTDOWN_SECONDS    1800 /* 30 minutes */ 
 #define DEFAULT_LOCK_COUNTDOWN_SECONDS      300 /*  5 minutes */
 #define DEFAULT_POSTPONE_COUNTDOWN_SECONDS  120 /*  2 minutes */
+#define TIMEOUT_TITLE                       _("Time Out")
+#define TIMEOUT_COPYRIGHT_YEARS             _("2007")
+#define TIMEOUT_COPYRIGHT_OWNERS            _("The Xfce development team")
+#ifndef VERSION
+#define VERSION _("unknown")
+#endif
 
-
-
 /* Plugin structure */
 struct _TimeOutPlugin
 {
@@ -221,8 +225,27 @@
   panel_slice_free (TimeOutPlugin, time_out);
 }
 
+void
+timeout_about (XfcePanelPlugin *plugin)
+{
+  XfceAboutInfo *nfo;
+  GtkWidget     *dialog;
 
+  nfo = xfce_about_info_new (CDDRIVE_TITLE,
+                             VERSION,
+                             _("CD-ROM drive tray and content control"),
+                             XFCE_COPYRIGHT_TEXT (TIMEOUT_COPYRIGHT_YEARS,
+                                                  TIMEOUT_COPYRIGHT_OWNERS),
+                             XFCE_LICENSE_GPL);
+  xfce_about_info_add_credit (nfo, "Jannis Pohlmann", "jannis@xfce.org", "author");
 
+  dialog = xfce_about_dialog_new_with_values (NULL, nfo, NULL);
+  xfce_about_info_free (nfo);
+
+  gtk_dialog_run(GTK_DIALOG(dialog));
+  gtk_widget_destroy (dialog);
+}
+
 static void
 time_out_construct (XfcePanelPlugin *plugin)
 {
@@ -265,6 +288,7 @@
   g_signal_connect (G_OBJECT (plugin), "size-changed", G_CALLBACK (time_out_size_changed), time_out);
   g_signal_connect (G_OBJECT (plugin), "configure-plugin", G_CALLBACK (time_out_configure), time_out);
   g_signal_connect (G_OBJECT (plugin), "orientation-changed", G_CALLBACK (time_out_orientation_changed), time_out);
+  g_signal_connect (G_OBJECT (plugin), "about", G_CALLBACK (timeout_about), NULL);
 
   /* Display the configure menu item */
   xfce_panel_plugin_menu_show_configure (plugin);
@@ -278,7 +302,6 @@
 }
 
 
-
 static void 
 time_out_take_break (GtkMenuItem   *menu_item,
                      TimeOutPlugin *time_out)
Index: time-out.h
===================================================================
--- time-out.h	(revision 5183)
+++ time-out.h	(working copy)
@@ -23,9 +23,13 @@
 #define __TIME_OUT_H__
 
 
-
 typedef struct _TimeOutPlugin TimeOutPlugin;
 
 
 
 #endif /* !__TIME_OUT_H__ */
+
+#include <libxfce4panel/xfce-panel-plugin.h>
+
+void
+timeout_about                   (XfcePanelPlugin *plugin);