如何循环这段宏 大佬们

function OnEvent(event, arg)
if (event == "MOUSE_BUTTON_PRESSED" and arg == 4) then
MoveMouseTo(5301,39212)
Sleep(90)
PressAndReleaseMouseButton(3)
Sleep(90)
MoveMouseTo(45841,37253)
Sleep(90)
PressAndReleaseMouseButton(1)
Sleep(90)
PressKey("lctrl")
Sleep(90)
PressAndReleaseMouseButton(1)
Sleep(90)
PressAndReleaseMouseButton(1)
Sleep(90)
PressAndReleaseMouseButton(1)
Sleep(90)
ReleaseKey("lctrl")
Sleep(90)
end
end