update your anti-malware ( hope you have a good one ) , then turn off system restore and scan your pc for viruses,trujans,worms,backdoors,rootkits,etc when you finished , put the windows CD on and try to fix your missing windows files
sorry sparkle, but i can't be a good lawyer , im good at executing he sent me a request yesterday , so thought maybe tell him its not polite to add before taking permission
its optional GaneshHG to accept your request or not some like to have a collection of friends , some not so just respect to others privacy and ask them first that you can add them or not