Thanks for the replies. They are illegal on state roads here, and then only if you are in motion.
Im definately going with LED now,
http://www.autodirectsave.com/under_...ght_lights.asp looks pretty good (the multi-color one) but Im looking for a more professional looking (trustworthy) site.
Any recommendations? Street Glow is a bit pricy... I want to make sure they are good, but I haven't seen anything else over $200 but them