Yes, of course, there are many ways of stimulating the joystick...
Oh...
...you meant like...alright.
Try the driver mentioned
here,
although you'll perhaps still need a joystick to control anything ingame, dunno...
EDIT:
or perhaps
GlovePIE has some options for IDing and acting as a joystick...
EDIT2:
And,
this one was referred to on pirate bay (of all places):
That seems like what you're looking for right?
- Arand