#NoEnv
#SingleInstance Force
#MaxHotkeysPerInterval 1000 
#MaxThreadsPerHotkey 1
#HotkeyModifierTimeout -1
#KeyHistory 50
#persistent
SetWorkingDir %A_ScriptDir%
SetTitleMatchMode, 3

global game := "Diablo II"
global autocasting := false

SetTimer, Aura, 5000

Loop
{      
    Suspend % WinActive(game) ? "Off" : "On"   
    Sleep, 1000
}

`::autocasting ^= WinActive(game)

Aura()
{
    if (WinActive(game) and autocasting)
    {
        Send {F1}
        Click, Right
        Send {F2}
    }
}