Customize Your MAC OS X Login Screen
These posts on LifeHacker are really interesting:http://lifehacker.com/355609/customize-your-macs-logon-screenhttp://lifehacker.com/5249015/loginox-changes-the-os-x-login-background-image
These posts on LifeHacker are really interesting:http://lifehacker.com/355609/customize-your-macs-logon-screenhttp://lifehacker.com/5249015/loginox-changes-the-os-x-login-background-image