Which pull down are you using? I know it works fine with Superfish.
Nancy
Injustice anywhere is a threat to justice everywhere. -- Dr. Martin L. King, Jr.
From: Chris G
I have been slowly working my way to finding which module update had caused this problem,
finally found it today, updating the Plus_1 module from version 6.x-2.6 to version 6.x-2.7 breaks the pull down menus on this site.