WAIT WAIT okay try this......
When you start your post, click the button that has a tree on it, do you see it? Inbetween the button with the globe, and the button with the ABCs on it. Now delete the http:// cause that's just gonna throw you off. LOL
On photobucket, you want to highlight and copy the FIRST linke below the picture it gives you - it should start with http:// hit OK.
You should be able to see the picture IN the post, before you post it.
Lemmie know!