You should always check the archives before asking a difficult technical
question like this.
   It's been discussed a few times before.  ;-)

Brendan Slevin wrote:
> I've been waving when I see other Vanagons and sometimes at older busses and
> Eurovans.  The Euro's almost never wave back, the older airheads mostly do
> and the Vanagons almost always wave.  Hmm.  Any thoughts?
>
>
> Brendan Slevin
> Roastmaster
> BELLATAZZA
> tel 541 593.9750
> I have measured out my life with coffee spoons. -T.S. Eliot
>
>