sorry for the late reply, maybe next year you can do what i was thinking of (if we hadn't gone off far away for vacation) -

Osh has/had 2-D-Cell battery-operated LED lights.If you are a bit handy with electronics, it would be easy enough to work them on the 12V system.

Ron
 -------------- Original message ----------------------
From: honemastert <honemastert@GMAIL.COM>
> Anyone know where to get something like this?
>
> Thought it might be cool to 'decorate' the van
> for the holidays :-)   Kids would get a kick out of
> it!