php/jsp/asp are server side pages.  Once they're delivered to your client you
have plain html. (There's no way to capture the original php/jsp/asp.

> I want to get the same format with an html
> extension, as
> article.php?id_article=xxx.html

Just download your:
> mysite/article.php?id_article=xxx
and you'll get articleHHHH.html
and the links will be articleHHHH.html?id_article=xxx