ClkOn = 0

а это где угодно:

F1::
KeyWait, F1, U
ClkOn = 1
Loop
{
if GetKeyState("F1", "P")
{
break
}
}
KeyWait, F1, U
ClkOn = 0
return

LButton::
if ClkOn = 0
{
Click down
KeyWait, LButton, U
Click up
}
else
{
Loop
{
if not GetKeyState("LButton", "P")
break
Click
}
}
return

Rbutton::

{ GetKeyState, state, Rbutton, T
if state = D

{
send {RButton Down}
sleep 280
MouseClick,left
send {RButton Up}
send {Shift}
sleep 5
send {RButton down}
MouseClick, Right
}

else

{
MouseClick,Right

}
}