Try to restart the pc in safe mode, when you restart or turn on the pc you should see a black screen which displays some functions either in the top right hand corner, (F2, F1, etc.). Depending on your laptop safe mode in a Dell F8 and F8 on an ibm. (keep pressing when pc starts up).

Try uninstalling what ever program you installed before it BSOD. (Blue screen of Death).

restart the pc, should it come back up, go to a command prompt and type: chkdsk /r this should repair any bad sector within the harddrive. Hope this helps.