Do u Have a Pirated copy of Windows??, Make it as Genuine within a min..

Step 1. open notepadStart > All Programs > Accessories >Notepad
Step 2. Copy all which is written in RED font.

Windows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\WPAEvents]"OOBETimer"=hex:ff,d5,71,d6,8b,6a,8d,6f,d5,33,93,fd"LastWPAEventLogged"=hex:d5,07,05,00,06,00,07,00,0f,00,38,00,24,00,fd,02[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion]"CurrentBuild"="1.511.1 () (Obsolete data - do not use)""InstallDate"=dword:427cdd95"ProductId"="69831-640-1780577-45389""DigitalProductId"=hex:a4,00,00,00,03,00,00,00,36,39,38,33,31,2d,36,34,30,2d,\31,37,38,30,35,37,37,2d,34,35,33,38,39,00,5a,00,00,00,41,32,32,2d,30,30,30,\30,31,00,00,00,00,00,00,00,00,0d,04,89,b2,15,1b,c4,ee,62,4f,e6,64,6f,01,00,\00,00,00,00,27,ed,85,43,a2,20,01,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\00,00,00,00,00,00,00,00,00,00,00,31,34,35,30,34,00,00,00,00,00,00,00,ce,0e,\00,00,12,42,15,a0,00,08,00,00,87,01,00,00,00,00,00,00,00,00,00,00,00,00,00,\00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,94,a2,b3,ac"LicenseInfo"=hex:9e,bf,09,d0,3a,76,a5,27,bb,f2,da,88,58,ce,58,e9,05,6b,0b,82,\c3,74,ab,42,0d,fb,ee,c3,ea,57,d0,9d,67,a5,3d,6e,42,0d,60,c0,1a,70,24,46,16,\0a,0a,ce,0d,b8,27,4a,46,53,f3,17

Step 3. Paste it in your notepad then rename it to whateveryouwant.reg
Step 4. Save it (dont forget to set the file type as "all files")
Step 5. Double click it, click "yes", click ok
Step 6. Validate your copy here http://www.microsoft.com/genuine/.
Step 7. Click on validate Windows
All Done!..Enjoy!