If, on the other hand, you want to embed pix inline in a post, then you have to link to them.
I'm willing to give people I know and reasonably trust access to the picture gallery on my main website, which you can then link to very easily. The picture tags
[img][/img]
go around the link to where the picture lives, in lieu of HTML tags, which the system swallows up to prevent potentially malicious funny-business.