AHK - Auto Cursor Hider

This script automatically hides the mouse cursor after a 1 second delay, then makes it visible again when you start moving it.

#Persistent
#NoTrayIcon
OnExit, ShowCursor
SetTimer, CheckMouse, 10
Cursor := 1
return

CheckMouse:
   MouseGetPos, MX, MY
   If (MX != _MX || MY != _MY) {
      SystemCursor(1)
      LastMove := A_TickCount
      Cursor := 1
      _MX := MX
      _MY := MY
   }
   If (Cursor && (A_TickCount - LastMove) > 1000) {
      SystemCursor(0)
      Cursor := 0
   }
Return

ShowCursor:
   SystemCursor("On")
ExitApp

SystemCursor(T=1)
{
   static AndMask, XorMask, $, h_cursor
      ,c0,c1,c2,c3,c4,c5,c6,c7,c8,c9,c10,c11,c12,c13
      , b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13
      , h1,h2,h3,h4,h5,h6,h7,h8,h9,h10,h11,h12,h13
   if (T = "Init" or T = "I" or $ = "")
   {
      $ = h
      VarSetCapacity( h_cursor,4444, 1 )
      VarSetCapacity( AndMask, 32*4, 0xFF )
      VarSetCapacity( XorMask, 32*4, 0 )
      system_cursors = 32512,32513,32514,32515,32516,32642,32643,32644,32645,32646,32648,32649,32650
      StringSplit c, system_cursors, `,
      Loop %c0%
      {
         h_cursor   := DllCall( "LoadCursor", "uint",0, "uint",c%A_Index% )
         h%A_Index% := DllCall( "CopyImage",  "uint",h_cursor, "uint",2, "int",0, "int",0, "uint",0 )
         b%A_Index% := DllCall("CreateCursor","uint",0, "int",0, "int",0
            , "int",32, "int",32, "uint",&AndMask, "uint",&XorMask )
      }
   }
   $ := T=0 ? "b" : "h"

   Loop %c0%
   {
      h_cursor := DllCall( "CopyImage", "uint",%$%%A_Index%, "uint",2, "int",0, "int",0, "uint",0 )
      DllCall( "SetSystemCursor", "uint",h_cursor, "uint",c%A_Index% )
   }
}

* Note - This script uses Laszlo's SystemCursor() function, found here

Lazlo's SystemCursor() function