Nokia Slide 7100s-2?

Hi We have a Nokia Slide 7100s-2 phone, we have searched high and low at our friends place who has passed away who as us when alive to sort his little flat out for him when his time comes,Can't find the Mains power Charger, and the Instuction details. we have searched high and low for them.We have been on the web looking at Chargers but as we have never seen our friends charger only when he first got the phone. Don't even know ifit has a lock on it. So we need some one anyones help please as we know he paid quit a bit for the phone and it seams,a shame to just throw it away.So Please Please if there is anyone out there that can help us Please do the sooner the better would be nice if you can Thank You