everytime i boot up error comes uo flash card not working....go to inter to find fix or close error box...what are flash cards for and why cant i get it fixed....error cdomes uo every time boot...also i am the only person who used the puter is there any way i can get rid of public and just have acess like i did in 95 or ME with out having messing will all this stuff for more than one user....its stupid like xp but worse...just a newbie