+## Firefox (or Iceweasel) ##
+
+To use the Monkeysphere for website validation, you will need the
+Firefox (Iceweasel) add-on, the monkeysphere package and the
+validation agent.
+
+[Download and install the Firefox (Iceweasel)
+add-on](http://archive.monkeysphere.info/monkeysphere.xul)
+
+Once you have installed the add-on, you will need to restart your
+browser, and then proceed to install the monkeysphere package and
+validation agent below.
+