Can't seem to change default browser

[Douglas Phillipson]

Garry Knight wrote:
> Douglas Phillipson wrote:
> 
>> I'm trying to get Thunderbird to use Firefox as the default browser.
>> I've changed the default browser in "System Settings-> Default
>> applications" to Firefox but Thunderbird defiantly still uses Konqueror
>> as its default.
> 
> Thunderbird, like Firefox, is a GTK application. It won't look to KDE for
> its settings.
> 
> The fix is to put the following into your
> ~/.thunderbird/xxxxxxxx.default/prefs.js file. It can go at the bottom of
> the file, though Thunderbird might rearrange it when it runs.
> 
> user_pref("network.protocol-handler.app.ftp", "/usr/local/bin/firefox");
> user_pref("network.protocol-handler.app.http", "/usr/local/bin/firefox");
> user_pref("network.protocol-handler.app.https", "/usr/local/bin/firefox");
> user_pref("network.protocol-handler.external.http", true);
> 
> If you or anyone else wants a sure-fire way to get Firefox to pass mailto:
> links to Thunderbird, you can do the following:
> 
> enter about:config to the addressbar
> set (or create) these key-value pairs:
> network.protocol-handler.external.mailto (bool) = true
> network.protocol-handler.app.mailto (string) = /usr/local/bin/thunderbird
> 
> or put the following into ~/.mozilla/firefox/xxxxxxxx.default/prefs.js:
> user_pref("network.protocol-handler.app.mailto", "/usr/local/bin/thunderbird");
> 

Thanks for the lead.  I had to put them in 
~/.mozilla-thunderbird/lqz4crji.default/prefs.js

Doug P