Translate LaTeX syntax to HTML+CSS markup, it will make you quite easy to public your article from LaTeX to HTML on line.
Good news, this plugin is free for everyone! Since it's released under the GPL2, you can use it free of charge on your personal or commercial blog. But if you enjoy this plugin, you can thank me and leave a small donation for the time I've spent writing and supporting this plugin. And I really don't want to know how many hours of my life this plugin has already eaten ;)