Loop
{
	Sleep, 30
	WinGetPos x, y, w, h, ahk_class Shell_TrayWnd
	ScreenCenterW:=(A_ScreenWidth/2)
	ScreenCenterH:=(A_ScreenHeight/2)

	TaskbarLoc:=( w<A_ScreenWidth?(x<ScreenCenterW?"Left":"Right"):(y<ScreenCenterH?"Top":"Bottom") )
	
	Tooltip, %TaskbarLoc%
}
Return

;ABM_GETSTATE message (Windows)
;https://msdn.microsoft.com/en-us/library/windows/desktop/bb787947(v=vs.85).aspx
;Note  As of Windows 7, ABS_ALWAYSONTOP is no longer returned because the taskbar is always in that state. Older code should be updated to ignore the absence of this value in not assume that return value to mean that the taskbar is not in the always-on-top state.

q:: ;taskbar - toggle auto-hide/always-on-top
vToggle := !vToggle * 0x3
;ABM_SETSTATE := 0xA
VarSetCapacity(APPBARDATA, A_PtrSize=8?48:36, 0)
NumPut(vToggle, &APPBARDATA, A_PtrSize=8?40:32, "UInt")
DllCall("shell32\SHAppBarMessage", UInt,0xA, Ptr,&APPBARDATA, UPtr)
return

w:: ;taskbar - get state - auto-hide/always-on-top
VarSetCapacity(APPBARDATA, A_PtrSize=8?48:36, 0)
;ABM_GETSTATE := 0x4
vState := DllCall("shell32\SHAppBarMessage", UInt,0x4, Ptr,&APPBARDATA, UPtr)

;from shellapi.h
;ABS_ALWAYSONTOP := 0x2 ;ABS_AUTOHIDE := 0x1
MsgBox, % "auto-hide: " (vState & 0x1 ? "on" : "off")
MsgBox, % "always-on-top: " (vState & 0x2 ? "on" : "off")
return