Today while playing borderlands 2 on the pc ive had for about 2 weeks,i got a random bsod,after which i restarted my pc,only to find that when i try turning it back on again,the fans spin,lights come on but nothing comes onto the screen,it just stays black.Please help me i have no idea what to do and im worried about my pc,im also runnign windows 8 64 bit if that helps.