Greasemonkey is a great tool for changing a web page, just after it has been loaded. But this does not work for all those Ajaxified web 2.0 pages, where content is loaded on the fly. There is a solution, though: just listen for DOM events which modify the page’s content. Keep up with the DOM changes so to say! Background In the days before Flickr was acquired by Yahoo, I made a Greasemonkey user s