Also, will they go down if you apply (VERY) slight pressure to them?
Also, I just thought of this. Try hitting the button that pops them up when the lights are off. Maybe you hit it accidentally when you were driving.
(Edited by transient at 12<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'>1 pm on Dec. 6, 2001)