It’s a shame that VS does not have a true “theme engine”, but importing/exporting settings works well enough. Here is a good link that indexes some of the better “schemes” out there:
http://www.hanselman.com/blog/VisualStudioProgrammerThemesGallery.aspx

Just one of those little things: Firefox doesn’t support the CSS “cursor: hand”. Instead, use “cursor: pointer”. This will work in all browsers.