AutoHotKey force app to fullscreen

Sometime you need to full screen an application that you have no access to the source code. AutoHotKey come in handy:
  1. grab and install from here.
  2. Then, copy the code and save it as fullscreen.ahk, double click it.
  3. You can now press CTRL+Z to toggle the active application into full screen mode. (NOTE: the code assume your screen resolution is 1920×1080)