game startup

import RPi.GPIO as GPIO
import os
import time
import sys

LedPin = 26
switch = 40
sound = 24
toggleflag = 1
#pin1 = 29
#pin2 = 18
#pin3 = 22

GPIO.setmode(GPIO.BOARD)
GPIO.setup(LedPin, GPIO.OUT)
GPIO.setup(switch, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(sound, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.output(LedPin, GPIO.HIGH)
#GPIO.setup(pin1, GPIO.OUT)
#GPIO.setup(pin2, GPIO.OUT)
#GPIO.setup(pin3, GPIO.OUT)

print "LED On"
GPIO.output(LedPin, GPIO.HIGH)
#GPIO.output(pin1, GPIO.LOW)

os.system ('sudo omxplayer -o both /home/pi/sounds/startup.mp3')

while True:
    #system = sys.argv[1]
    input_state = GPIO.input(switch)
    if input_state == True:
        print "shutdown now"
        time.sleep(1.0)
        os.system ('sudo omxplayer -o both /home/pi/sounds/shutdown.mp3')
        os.system ('shutdown now -h')

    sound_state = GPIO.input(sound)

    if sound_state == True and toggleflag == True:
        print "button in"
        toggleflag = not toggleflag
        os.system ('sudo amixer cset numid=3 2')

    elif sound_state == False and toggleflag == False:
        print "button out"
        toggleflag = not toggleflag
        os.system ('sudo amixer cset numid=3 1')