When crafting image URLs, be certain to URL-encode special characters, including the space (%20), the comma (%2C), and the vertical pipe (%7C).
Images
Markup
!!!! Image alone
[image:http://files.six-minutes.com/1/thumbs/Club%20GITFO.jpg]
!!!! Sized Image
[image:http://files.six-minutes.com/1/Club%20GITFO.jpg,width=250,height=175]
!!!! Image with tooltip
[image:Club GITFO!|http://files.six-minutes.com/1/thumbs/Club%20GITFO.jpg]
!!!! Image with tooltip and hyperlink
[image:Club GITFO!|http://files.six-minutes.com/1/thumbs/Club%20GITFO.jpg|http://www.six-minutes.com]
!!!! Align Image
>[image:http://files.six-minutes.com/1/thumbs/Club%20GITFO.jpg] Aligned right
<[image:http://files.six-minutes.com/1/thumbs/Club%20GITFO.jpg] Aligned left
Rendered
Image alone
Sized Image
Image with tooltip
Image with tooltip and hyperlink
Align Image
Aligned right
Aligned left