Here you have the information:
Your computer has a Windows Experience Index base score of 5.5
Your Windows Graphics Experience score is 6.7
WindowBlinds version : WindowBlinds 7.1 (build 273 - Windows 7 Edition)
WindowBlinds is installed correctly on this PC
WindowBlinds appears to be activated on this PC
(PnP-Monitor (Standard)) 1 is attached to NVIDIA GeForce 8800 GTS
Wblind.dll 2010/06/07 21:10:20
Wbsrv.dll 2010/06/07 21:10:45
SevenConfig.exe 2010/06/07 21:10:02
Wbload.exe 2010/04/01 23:40:18
Wbhelp.dll 2010/04/01 23:40:07
Tray.dll 2010/04/01 23:40:19
Wbload.dll 2010/06/07 21:10:25
Screen.exe 2010/06/07 21:10:43
Edit:
Here you have a image example of my problem: http://img196.imageshack.us/f/minmaxclose.png/