PDF File Locker is a smart tool using which its possible to restrict PDF copying. Use the software to restrict PDF copying and other options of printing and editing.
Change Logon Background for Windows Vista or Windows 7 and Login to your Computer with your favourite background or Screen Image. Select any image file (.bmp, .gif, .jpg, etc) and change your logon background for Vista or Windows 7.
Changing the picture displayed when you log into your system is not an option Windows OS is ready for, but Logon Screen has been created for exactly this purpose. Logon Screen is one way to easily modify the background of the logon screen.