Buy the following cable, mount your Hard Drive as a external hard drive to another computer, and copy the files. May not be the HD but something else like the motherboard, screen is broken. May be the hard drive as well but you still tried right?

http://www.amazon.com/Sabrent-USB-DSC5-3-5-Inch-Converter-Adapter/dp/B000HJ99DI/ref=pd_cp_e_3