Looking for the module that produces the horizontal dhtml menu on very top of page

Hello,

I am looking for the module that puts puts the admin menu on the very top of the page and uses dhtml dropdowns. The background is black.

Here's a pic: http://picasaweb.google.com/lh/photo/AN95yEXw0UTSEXK2mC8gvA?feat=directlink

I've asked around about this before but was given name that didn't show in the projects pages. Would you please give me the exact correct name? Thanks so much.