+ <string id="InstallAddons_Allow_Explain">If this policy is enabled, add-ons are always allowed for the URLS indicated unless add-on install is disabled. If a top level domain is specified (http://example.org), add-ons are allowed for all subdomains as well.
+
+If this policy is disabled or not configured, the default add-on policy is followed.</string>
+ <string id="InstallAddons_Default">Allow add-on installs from websites</string>
+ <string id="InstallAddons_Default_Explain">If this policy is disabled, add-ons cannot be installed.
+
+If this policy is not configured or enabled, add-ons can be installed.</string>