Is it possible to change the background on this to something else? And if it is how would i do it?
None.
did you google?
http://www.sizlopedia.com/2007/08/28/how-to-change-windows-login-welcome-screen/
"Parliamentary inquiry, Mr. Chairman - do we have to call the Gentleman a gentleman if he's not one?"
You can try stardock's logonstudio too
http://www.stardock.com/products/logonstudio/
I am a Mathematician
thanks to both of you, problem solved.
None.