hi every one......

i have ubuntu installed by using VMware...under windows XP..

my problem is :
when i mounted the usb drive.by using the floowing commands:
mkdir /mnt/usb
mount /dev/sdc1 /mnt/usb

After that ..i try to copy some files to usb...
but i can't see those file under windows XP???

what is the prb and how can i fix it>>>>

thank you in advance.....