Google Adds Drop Downs To Co-Op Topics Refine Results
A search on clinical trials brings up drop down menus under the refine results. This is a feature of the Google Co-op, topics platform of the program. This is the first time I have seen drop down menus used in part of the Google refinement feature. Here is a screen capture:

Interesting stuff.
Forum discussion at Search Engine Watch Forums.
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rustybrick in Google Optimization at July 20, 2006 2:16 PM
Comments (2)

Comments
Google uses refining dropdowns on desktop search pages. For instance, I can narrow the emails based on who they were sent to and from.
Posted by Jacob at July 21, 2006 12:15