No-Sleep-MK8

#include <ColorConstants.au3>
#include <Timers.au3>
#include <MsgBoxConstants.au3>
#include <AutoItConstants.au3>
#include <Constants.au3>
#include <DirConstants.au3>
#include <FontConstants.au3>
#include <GUIConstantsEx.au3>
#include <InetConstants.au3>
#include <MsgBoxConstants.au3>
#include <FileConstants.au3>
#include <StringConstants.au3>
#include <WindowsConstants.au3>
#NoTrayIcon

$InactivityTrigger = 180000 ;inactive for 3 minutes: 180000

Opt("TrayIconHide", 1)

While True

   $InactiveFor = _Timer_GetIdleTime()

   If $InactiveFor >= $InactivityTrigger Then

      Send("LSHIFT" + "F12") ;Press Shift + F12 = F24

   EndIf

   Sleep(10000) ;Wait 10 seconds

Wend