http://pagerankstatus.mozdev.org/index.html#c160 I've just downloaded pagerankstatus-0.9.4.xpi, and don't know how to install it. My computer (running Windows XP) seems to have nothing capable of opening the file. Please help! Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.6) Gecko/20050317 Firefox/1.0.2