Simple Images
[img[http://wikitext.tiddlyspace.com/fractalveg.jpg]]Displays as:
Tooltips for Images
[img[tooltip|http://wikitext.tiddlyspace.com/fractalveg.jpg]]Displays as:
Image Links
[img[http://wikitext.tiddlyspace.com/fractalveg.jpg][http://www.flickr.com/photos/jermy/10134618/]]Displays as:
Floating Images with Text
[<img[http://wikitext.tiddlyspace.com/fractalveg.jpg]]
Displays as.@@clear:both;display:block; @@Will then clear the float.
Like this
[>img[http://wikitext.tiddlyspace.com/fractalveg.jpg]]
Displays as.