[jQuery] Encoding characters using load("some_file.html")

How to encode special caracters when requesting a **HTML
fragments** using the jQuery AJAX method load() ?
There are tons of discussions on this subject but I didn't realize the
right
(best) way to go. Or how many ways ("bullet proof") are there?
Please have a look at a test case:
http://www.livrojquery.com.br/ajax-jquery/teste1-load-html/load-html-en.html
TIA
Maurício