Safari WebDevAdditions - 1.0b15
Product Description:WebDevAdditions adds a menu to the Safari browser with few useful functions for web developers. It allows to disable (hide) images, shows table structure, block level elements (divs, paragraphs, forms), various informations about images, links, stylesheets.
(http://www.versiontracker.com/dyn/moreinfo/macosx/26435)