please help me with my problem. i borrrowed 512mb SANDISK Cruze mini USB from my classmate. Then ive been using it for so many times but then the last time i used it Windows XP didnt detect the device anymore. I even used it to other WINDOWS but still the computers didnt detect it . What im going to do? Is there anyway i can fix the USB? Can you give me an advice? Please help me... Please help... Im very desperate because i can't afford to pay for it or buy another USB.