All - I am seeing this on my new Vista 64bit wb6 install with a radeon 4850 with catalyst 8.8 [and 8.9] [Occurs in IE/explorer ETC] - Vienna 3 skin:

WindowBlinds version : WindowBlinds 6.3 (build 110 x86 - Vista Edition) - 64 bit OS

WindowBlinds is installed correctly on this PC
WindowBlinds appears to be activated on this PC
(Generic PnP Monitor) 1 is attached to ATI Radeon HD 4800 Series

Wblind.dll      2008/09/22 22:59:20
Wblind64.dll      2008/09/24 23:34:30
Wbsrv.dll      2008/09/22 22:59:13
Wbconfig.exe      2008/09/22 22:59:32
Wbload.exe      2008/04/28 11:35:14
Wbhelp.dll      2008/04/28 11:35:07
Tray.dll           2008/04/28 11:35:21
Wbload.dll           2007/09/26 11:53:28
Screen.exe      2008/07/22 10:10:09

I am going to remove vienna 3 and try and reinstall it, this was working fine i beleive in the last release on wb6. Any ideas people?

Thanks - Kev.