Faulty laptop spairs or repair DELL STUDIO 1555 .

dell laptop with charger it was a perfect laptop,until my kids got hold of it. every time i boot the laptop it comes up A DISK READ ERROR OCCURD. AND ALSO 5 KEYBOARD LETTERS ARE MISSING AND RIGHT AND LEFT CLICK ON TOUCH PAD. IT ALSO HAVES 2 USB PORTS HDMI PORT AND WINDOWS 7 PROFFESIONAL INSTATALED. I WILL ACCEPT NO LOWER THAN 20