--- comm-1.9.2/mail/app/profile/all-thunderbird.js.check 2010-10-13 17:37:29.000000000 +0200 +++ comm-1.9.2/mail/app/profile/all-thunderbird.js 2010-10-20 02:56:53.000000000 +0200 @@ -177,7 +177,7 @@ pref("xpinstall.whitelist.add", "addons.mozilla.org"); pref("xpinstall.whitelist.add.36", "getpersonas.com"); -pref("mail.shell.checkDefaultClient", true); +pref("mail.shell.checkDefaultClient", false); pref("mail.spellcheck.inline", true); pref("mail.showPreviewText", true); // enables preview text in mail alerts and folder tooltips