Para quem está a utilizar os weblogs (pontonetpt), existe uma maneira simples de colocarem as vossas mensagens/posts sem ter que abrir o browser.
Podem utilizar o BlogJet ;)

Configuração:

[x] I already have a blog

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[next]
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Provider: .Text
Host: weblogs.pontonetpt.com
Page: /YOURACCOUNT/services/metablogapi.aspx
(YOURACCOUNT é o vosso username)

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Username : teu username
Password : tua password

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FEATURES
 * "BlogJet This!" button for Internet Explorer.
 * Importing/exporting to HTML and text files
 * .Text weblogs support.
 * Numbering (ordered list style).

CHANGES
 * "Edit Post(s)" menu item changed to "View History".

BUG FIXES
 * Fixed non-English characters issue with Blogger.
 * Fixed MetaWeblog categories.
 * "http://" is now added automatically to FTP's Base URL.
 * "Post" menu item won't appear if blog makes no
   difference between Post and Post & Publish (LiveJournal).
 * Fixed categories saving.
 * Login dialog won't appear-disappear when "Auto login" enabled.
 * Minor fixes.

Download:
http://blogjet.com/download/BlogJetSetup.exe

[:: Update ::]
Existe outro, para quem não saiba, que é mais completo:
http://wbloggar.com/