i installed some digital camra to my computer and i had to restart and it had an erorror and i couldent get in my compt it kept giving me this blue screen saying eorror and i had to go open my comp with safe modd and i deleted it and now it works fine but all of a sudden my hardrive er C:drive dont work er my main disk drive so i can play games or listen to music and it dosent respond to me when i put a CD in it it dont load what so ever and i trye4d to go into star and click run but that dont work any one have any easy simple answers for me i really need help. if so plz list in easy simple steps please. thx