my charger broke for my android 2.2 tablet i try to get a universal adapor but it didn work, by accident i pkuged one of the chargers in too the earphones slot..it made a noise and now my screan has got stripes running up and down and when plugged to the computer (as i cant use it otherwise) makes loude noises when i pess on anything..is it broken or is it just becouse it is not charge?and why wont it charge from my computer?