Originally Posted by 02trailblazin
That's known as "hotlinking". FYI, a lot of photo hosting sites are blocked by many businesses due to content issues as a whole (mostly the larger ones). Photobucket is one of them.
You can also upload them as atttachments in any post you are composing if you scroll down and click on "Manage Attachments". Just make sure they are under the size limits.