In Konqueror, you can type gg: to perform a Google search. wp: to go to Wikipedia. I’ve added an entry for JUPAS, i.e.
http://web.jupas.edu.hk:6118/jupas/bin/jo.progSearch.ProgSearch?type=detail&course_code=\{@}
then I can type like jupas:6963 in the address bar to go to the page directly.