HotKeySet("{F12}", "buy")
Func buy()
   MouseClick("left", x, y, 1, 0) ;Click item
   Sleep(100)
   MouseClick("left", x, y, 1, 0) ;Click buyout
   Sleep(100)
   MouseClick("left", x, y, 1, 0) ;Accept buyout popup
   Sleep(1000) ;There is a delay here when buying
   MouseClick("left", x, y, 1, 0) ;Click OK after buyout
EndFunc

While 1
   Sleep(1000)
WEnd