1 of my friend bought a datatravler 40gb kingston pendrive !! so aftr 2 -3 months hes havin a problm in it !! he can not format it !!! whn he selects format then it shows the format option window like this

nd then whn i select the othr option it do not show so aftr clickin the start button my mouse shows the loadin sign nd it goes back to normal ! nd the option window do not even change aftr i click the start button he use this in windows xp but in vista it gets formatd for exfat but now for NTFS !!