Non-working apple iphone black 16gb 3GS ?

Hi, i have a black apple iphone 3gs 16gb non-working for sale. Recently had new screens fitted, both the digitizer and the LCD screen. After the screens were replaced it mysteriously stopped working. the only known problem is that it will not turned on. phone was working perfectly fine before the screen replacements. looking for around 45-50 pounds. Text or call me if you are interested or would like more info. Thanks Unloocked to any networkSamsung Galaxy S (I9000) The Android smartphone black colour , few times used, looks new, Android 2.1 (Eclair) OS can use to call via viper free to any country Design Full Touch screen Battery 1500mAh standard battery capacity Up to 803 minutes (2G), up to 393 minutes (3G) standard Talk time Up to 750 hours (2G), up to 576 hours (3G) standard Standby time Camera 5MP Camera Resolution Digital zoom Auto Focus Camera(2ed) Second Camera resolution: VGA Second Camera focus range: 22cm Second Camera aperture: F2.8 Business&Office ThinkFree (Document viewer) Mobile Printing (BPP) Flight Mode Memory User memory: 2GB SMS storage: Unlimited (Up to available memory) SMS Phonebook (U unlocked come with usb, charger, very cheap plz ring ring dont text