vconftool $GOPTION set -t int memory/setting/usb_mode "-1" -i -f
vconftool $GOPTION set -t int memory/setting/usb_sel_mode "0" -i -f
vconftool $GOPTION set -t int memory/setting/usb_in_mode_change "0" -i -f
vconftool $GOPTION set -t int memory/setting/usb_mode "-1" -i -f
vconftool $GOPTION set -t int memory/setting/usb_sel_mode "0" -i -f
vconftool $GOPTION set -t int memory/setting/usb_in_mode_change "0" -i -f