As many of you already know, Google is working on a renewal of its search
engine interface (and the work is ready for testing to all the authorized
people).
An italian guy, Salvatore Aranzulla, has posted an interesting trick that
permits you to use the new Google UI for searching. The tricks is on a cookie
that permits you to see the new Google interface, so you've to set this cookie
appropriately and here are the right steps:
1) Open Mozilla Firefox and install the Add
N Edit Cookies extension (an extension that permits you to edit cookies
on your system). After that, go to Tools --> Cookie Editor and
delete all cookies that belongs to Google (you can type Google on the textbox at
the top of the opened window and delete all the cookie list):

After the complete deletion, you've to create a new cookie with these
parameters:
Name: PREF
Content: ID=fb7740f107311e46:TM=1142683332:LM=1142683332:S=fNSw6ljXTzvL3dWu
Server:
www.google.it or www.google.com (it depends of your search engine
language)

Now save the newly created cookie and open Google... you'll see the new
interface:
