You click on the browse button, find the pic you want to post, double left click on the pick, click on upload, and Ihub hosts it for you and even adds the brackets.
All you have to do then is copy and paste the new link to a post, and you're done.
Give it a try.
You'll like it.
Phil
P.S. I just pulled this one off of my computer faster than I can edit this post: