#!/bin/sh case $BLOCK_BUTTON in 3) xbacklight -set 30 ;; # right click 4) xbacklight -inc 10 ;; # scroll up 5) xbacklight -dec 10 ;; # scroll down esac PERCENTAGE=$(printf "%.0f" "$(xbacklight)") if [ "$PERCENTAGE" -ge "75" ]; then ICON="" elif [ "$PERCENTAGE" -ge "25" ]; then ICON="" else ICON="" fi echo $ICON $PERCENTAGE%