the best translator for firefox Puntuado con 5 de 5 estrellas

it's the best translation app for firefox, can you add language detection? it already works for bing.
Can you remove the input text limit?
thanks

edit:
I added automatic language for google translate
http://www.sendspace.com/file/r9vwnu

Esta valoración es de una versión anterior del complemento (5.1).