[Blind-Computing] windows vista system restore utility

[Marvin Hunkin]

hi.
is there a accessible utility for windows vista that can roll back my system 
more then five days.
say back say in febuary, when i had my system crash.
was just a thought.
did google.
and one of the links was the ultimate tweek ui 2.1
has any one used this little application before.
any recommendations would be gratefully appreciated.
thank you.
marvin.
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