• Web page addresses and e-mail addresses turn into links automatically.
• Allowed HTML tags: <a> <b> <em> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd> <strong> <a#> <p> <address> <pre> <h1><h2> <h3> <h4> <h5> <h6> <img> <tbody> <tr> <td> <table> <fn> <bib> <br>
• Lines and paragraphs break automatically.
• Link to content with [[some text]], where "some text" is the title of existing content or the title of a new piece of content to create. You can also link text to a different title by using [[link to this title|show this text]]. Link to outside URLs with [[http://www.example.com|some text]], or even [[http://www.example.com]].
• Use <fn>...</fn> to insert automatically numbered footnotes.
• Use [# ...] to insert automatically numbered footnotes. Textile variant.
• Insert Google Map macro.
• Highlight terms in this textarea.
• Images can be added to this post.
• Table of contents based on the <h*> tags
• You may link to webpages through the weblinks registry
• Use the special tag [adsense:format:group:channel] or [adsense:flexiblock:location] to display Google AdSense ads.

More information about formatting options