Synaptic Off/On using Xinput

#!/bin/bash

pad_name=$(xinput list --name-only | grep TouchPad)
id=$(xinput list --id-only "$pad_name")

case "$1" in
        [Oo][Nn]*) xinput set-prop $id "Device Enabled" 1
        ;;
        [Oo][Ff]*) xinput set-prop $id "Device Enabled" 0
        ;;
        *)
        echo "Touchpad name is $pad_name"
        echo "Touchpad id is $id"
        ;;
esac