Rated 1 out of 5 stars

It is the same Show Anchors addon with a maxversion parameter change. Also, you can find the addition of nonsenses like this (yes, he actually added a photo of him with his friend, you can check the addon... don't know who's he, the one atop or the one under):

It does not solve any problems about transparent context menus since FF 4. Fortunately there's a working alternative https://addons.mozilla.org/en-US/firefox/addon/show-anchors-2/