Adding attachments into a post
Attachments can now be placed in any part of a post by using the new [attachment=][/attachment] BBCode, if the
attachments functionality has been enabled by a board administrator and if you are given the appropriate permissions to create attachments. Within the posting screen is a drop-down box (respectively a button) for placing attachments inline.
Ripped from
HereI'm not sure if it works though, so you would have to ask in the forum section that A Medic mentioned.