Computer experts please ?

Ok so I will start from the begginging this is going to be very detailed right so I was watching doctor who on tv links and my computer automaticly shut down I turned it back on and a solid blue screen apeared without any icons or anything so I went onto safe mode and typed explorer.com on run cause I read it on the internet so that seemed to fix the solid blue screen and my desktop was back but it was saying that 2 .dll files were missing I can't remeber the names so then the blue screen of death kept coming up so then I used smitfraud fix that fixed thee blue screen of death but now my internet keeps redirecting me to this interpro site I think my internets been hijacked I tryed to download microsoft security essentials but it keeps redirecting me so I downloaded google chrom and the problems still there please help what should I do and do you think the virus is still there and tank you if u read this btw am on my phone yahoo answers so sorry for any mistakes