The truth according 2 Puppetji

• Web page addresses and e-mail addresses turn into links automatically.
• Glossary terms will be automatically marked with links to their descriptions. If there are certain phrases or sections of text that should be excluded from glossary marking and linking, use the special markup, [no-glossary] ... [/no-glossary]. Additionally, these HTML elements will not be scanned: a, abbr, acronym, code, pre.
• Insert Flickr images: [flickr-photo:id=230452326,size=s] or [flickr-photoset:id=72157594262419167,size=m].

More information about formatting options