Here you will find an example

And just to be sure: the text of WindowBlinds:
Your computer has a Windows Experience Index base score of 4
Your Windows Graphics Experience score is 4
WindowBlinds version : WindowBlinds 6.4 (build 123 x86 - Vista Edition)
WindowBlinds is installed correctly on this PC
WindowBlinds appears to be activated on this PC
(SyncMaster 245B/245BW(Digital)) 1 is attached to ATI Radeon HD 3400 Series
(SyncMaster 245B/245BW(Analog)) 2 is attached to ATI Radeon HD 3400 Series
Wblind.dll 2009/02/06 19:13:20
Wbsrv.dll 2009/02/06 19:13:44
Wbconfig.exe 2009/02/06 19:14:54
Wbload.exe 2008/04/28 17:35:14
Wbhelp.dll 2008/04/28 17:35:07
Tray.dll 2008/04/28 17:35:21
Wbload.dll 2008/07/21 00:32:28
Screen.exe 2008/07/22 16:10:09
edit: It seems this is not only for Winter, but is an issue of WindowBlinds itself