__

using ffap - find-file-at-point in GNU Emacs (emacs#38)

C-u C-x C-f for file (usual w3m browsing for URLs)

also x-dict.el from:

http://xsteve.at/prg/emacs/index.html

For German<->English dictionary and word lookup at point

[ uses . as keybinding in x-dict-mode - but some read-only issues]