BLUE DOS SCREEN PROBLEM

My problem is sometimes a blue dos screen appears and says “Recovering from a serious damage………………etc.”and the PC gets restart while i am working.I was having a problem in my hard disk.I have a 500 GB hard disk in my PC,which has been recently replaced.And i have also re-installed my OS But still the problem is occurring.
If any one knows about it please help me.
Answer #1
BlueScreenView v1.20 – View BSOD (blue screen) crash information
http://www.nirsoft.net/utils/blue_screen_view.html
download the program and use
http://www.nirsoft.net/utils/bluescreenview.zip
or do remove the tick at ‘automatically restart’

from windows xp.
Answer #2
get “everest ultimate” in apps section and check your temps
also put
eventvwr.msc
into you run or search box and check your error log for clues