Originally Posted by JStrider

ive met people who can speak tolkiens elvish language...

as for the klingon... google has had a klingon language option for a long time...
http://www.google.com/intl/xx-klingon/

and hacker(leetspeak) http://www.google.com/intl/xx-hacker/

piglatin http://www.google.com/intl/xx-piglatin/

and theres a whole bunch others... click on language tools on the google page