(outdated) Skyrim Mouse hiding

#SingleInstance Force
#Persistent
SetTimer skyrim, 1000
SetTimer mousecheck, 1000

skyrim:
IfWinActive, ahk_class Skyrim
    SkyrimActive := 1
IfWinNotActive, ahk_class Skyrim
    SkyrimActive := 0

mousecheck:
If (SkyrimActive == 1 && MouseHidden == 0){
    Run, nomousy.exe /hide
    MouseHidden == 1
} else if (SkyrimActive == 0 && MouseHidden == 1){
    Run, nomousy.exe
    MouseHidden == 0
}