# mount.captive-ntfs /dev/hda1 /mnt/win
Now, you must be able to write file on the mounted partition:
# cd /mnt/win # touch creating-an-empty-file # cp -a /path/to/a/directory /mnt/win
Of course, you will have to unmount this partition when finished to work on:
# cd / ; umount /mnt/win