diff --git a/rfb_win32/AboutDialog.h b/rfb_win32/AboutDialog.h
new file mode 100644
index 0000000..cb1713d
--- /dev/null
+++ b/rfb_win32/AboutDialog.h
@@ -0,0 +1,55 @@
+/* Copyright (C) 2002-2003 RealVNC Ltd.  All Rights Reserved.
+ *    
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- AboutDialog.h
+
+#ifndef __RFB_WIN32_ABOUT_DIALOG_H__
+#define __RFB_WIN32_ABOUT_DIALOG_H__
+
+#include <rfb_win32/Dialog.h>
+#include <rfb/util.h>
+
+extern const char* buildTime;
+
+namespace rfb {
+
+  namespace win32 {
+
+    class AboutDialog : Dialog {
+    public:
+      AboutDialog();
+      virtual bool showDialog();
+      virtual void initDialog();
+
+      static AboutDialog instance;
+
+      typedef WORD LabelId;
+      static const LabelId DialogId;    // Resource ID of the About dialog
+      static const LabelId BuildTime;   // Resource ID of the BuildTime label in the dialog
+      static const LabelId Version;     // etc...
+      static const LabelId Copyright;
+      static const LabelId Description;
+    protected:
+      WORD dialogId;
+    };
+
+  };
+
+};
+
+#endif