#SingleInstance ignore
Menu, TRAY, add, Run ScreenPen, ScreenPen
Gosub, ScreenPen
^+;::^Z
Process, WaitClose, %NewPID% ; won't work due to bug
ExitApp ; won't work due to bug

ScreenPen:
Process, Exist, ScreenPen.exe
ScreenPenRunning = %ErrorLevel%
if ScreenPenRunning = 0
{
Run, ScreenPen.exe, %A_ScriptDir%, , NewPID
}
return