Overview: The following tutorial explains how to link files directly from Photobucket to your favorite forums, message boards, emails, instant messenger, and web layouts.
Requirements: You must be a Photobucket account holder. You must also have content uploaded in your Photobucket account.
Steps to Take:Enter your username and password at the top of the page, then click the log in button to log into your Photobucket account.

Note: You may have to move your mouse over the media to display the codes. See How do I control the linking codes that display in my album? for details.
AND
These same codes are available on the full-view page in the Share this image panel.
The functionality of images embedded with the HTML Code, HTML Thumb, and IMG Thumb is affected by whether you have Images Link Back To Album selected or deselected in your account options. See What is the 'Images Link Back To Album' option for details.
Email & IM (Share URL)
Use this to share your content via email or IM. Your media will display on the Photobucket full-view page.
Direct link
Use this for layout pages, MySpace backgrounds, or for general linking to your content via the URL. The direct link may need to be wrapped in additional HTML code or the media may not display on the site that it is linked to.
HTML Code – full size
Use this to embed your content (at its full size) on websites or blogs such as MySpace, Hi5, Blogger, eBay and more! Your media will display on the site that it is linked to.
HTML Thumb - clickable thumbnail
Use this to embed your content as a clickable thumbnail (160 x 120 pixels) on websites or blogs such as MySpace, Hi5, blogger, eBay and more! Your media will display on the site that it is linked to.
IMG Code – full size
Use this to embed your content (at its full size) on bulletin boards and forums. You may have to modify the code to [img] on some forums. Your media will display on the site that it is linked to.
IMG Thumb - clickable thumbnail
Use this to embed your content as a clickable thumbnail (160 x 120 pixels) on bulletin boards and forums. Your media will dsiplay on the site that it is linked to.
Flash Code
Use this to embed tagged images on websites or blogs such as MySpace, Hi5, Blogger and more! Your image and tags will display on the site that they are linked to.
Note: You many need to see the Help or FAQ for a specific message board or forum for guidance on which code you should use.