I ve got a strange problem.this evening i started my pc with win xp.when i tried to go to c:\ ,a msgbox said that it was not formatted.later i restarted my computer with win 98.it said that the fat in c:\ could not be read and instructed me to run scanreg in "command-mode only".actually i have win 98 installed on partition c.what should i do to save all the data ?please help