Fast story: After I restarted my laptop. I met critical error, I tried to LiveCD-boot from Ubuntu (to repair GRUB with it), but when I try to try it without installing, try to check memory, try to check disk. It prompts me these errors:
http://oi59.tinypic.com/2hg8mrt.jpg
http://oi58.tinypic.com/2ecmdsz.jpg
Please, help.