bordlerless

#UseHook On
F11::
WinGet, TempWindowID, ID, A
If (WindowID != TempWindowID)
{
  WindowID:=TempWindowID
  WindowState:=0
}
If (WindowState != 1)
{
  WinGetPos, WinPosX, WinPosY, WindowWidth, WindowHeight, ahk_id %WindowID%
  WinSet, Style, -0xC40000, ahk_id %WindowID%
  WinMove, ahk_id %WindowID%, , 0, 0, A_ScreenWidth, A_ScreenHeight
  ;Hide Windows Task Bar and Start Button. (Remove the following two lines if you don't want that behaviour)
  ;WinHide ahk_class Shell_TrayWnd
  ;WinHide Start ahk_class Button
}
Else
{
  WinSet, Style, +0xC40000, ahk_id %WindowID%
  WinMove, ahk_id %WindowID%, , WinPosX, WinPosY, WindowWidth, WindowHeight
  ;Show the task bar again
  ;WinShow ahk_class Shell_TrayWnd
  ;WinShow Start ahk_class Button
}
WindowState:=!WindowState
return