please help?

i have a toshiba equium laptop had it for 6 yrs r more all off a suden its playing up it takes about a hour 2 load up and sum times a get a mess about cfiles missing i dont know what that mean ive tryed everything defrag system restore but still the same even went to toshiba website added new hardware but still it does the same it takes about 2hrs r more and then it runs really good any ideas
jenny, October 2009


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