--- comm-1.9.1/mail/app/profile/all-thunderbird.js	2009-12-21 01:34:07.000000000 +0100
+++ comm-1.9.1/mail/app/profile/all-thunderbird.js-gil	2009-12-21 02:00:31.000000000 +0100
@@ -308,6 +308,10 @@
 pref("network.protocol-handler.warn-external.https", false);
 pref("network.protocol-handler.warn-external.ftp", false);
 
+pref("network.protocol-handler.app.http", "/usr/bin/@DEFAULT_BROWSER@");
+pref("network.protocol-handler.app.https", "/usr/bin/@DEFAULT_BROWSER@");
+pref("network.protocol-handler.app.ftp", "/usr/bin/@DEFAULT_BROWSER@");
+
 pref("network.hosts.smtp_server",           "mail");
 pref("network.hosts.pop_server",            "mail");