My computer is saying that there is a hard disk failure

eriains1@

Honorable
Mar 2, 2013
4
0
10,510
My computer is a toshiba satelite L455 and I have had it for 3 years. it keeps saying.that there is a bad disk or disk failure. What can I do? I bought it in 2010 but its been doing thi for over a year and a half.
 

eriains1@

Honorable
Mar 2, 2013
4
0
10,510
Also I forgot to mention that the message pops up on the screen when after I turn it on. It wont load or allow me to log on or access the internet at all. The windos 7 screen wont even load. Its like it being prevented to do anything.