>Search Wikipedia through Opera
>One of the simplest but lovliest inventions by the Opera browser is to search google through writing “g” in the address bar like so:
It is easy to extend this to search Wikipedia through for instance “w”.
key: w <- e.g. address: http://en.wikipedia.org/wiki/Special:Search?search=%s
To let Google search wikipedia.
key: gw <- e.g. address: http://www.google.com/search?q=site:wikipedia.org+%s