http://www.kde-apps.org/content/show.php?content=38915 This is an extension that improve konqueror adblock. You can see all blockable elements, write a filter on the fly, save the filter and see all blocked elements. Required cmake > 2.3
It crashes konqueror too often, for now is no-go.
bugzie
Last release in 2k6. Only for kde3. And seriously it has tendency to sigsegv the konq quite lot.