How to Customize logon screen in Windows 7

Windows is creating by Bill gates, so lets talk about an Windows 7. If you are's interested in changing yours Logon screen backgrounds, then you want need to just follow the steps given below ::::

•  First ,Click on the Start icon. In the search box, type regedit. Open the regedit.exe.
• You can also be open regedit by typing regedit in the Run command( Windows key + R)

In regedit,expand.. HKEY_LOCAL_MACHINE>>SOFTWARE>>Microsoft>>Windows>>CurrentVersion>>Authentication>>LogonUI and then click on Background.

• Then , Double click on the OEMBackground, and change its value from 0 to 1.

•  And Now,open windows explorer and navigate to : %windir%\system32\oobe (%windir% refers to location of Windows 7)
• Create new folder and name it info(if it does not exists). Now, create another new folder inside info and name it as backgrounds.
• Finally , Rename the wallpapers which you want as background to backgroundDefault and place it in the backgrounds folder. (image should be a .jpg file of size less than 256KB)

That’s it!!! you are done... Logoff and watch the changes.