Software: Apache/2.2.16 (Debian). PHP/5.3.3-7+squeeze19 

uname -a: Linux mail.tri-specialutilitydistrict.com 2.6.32-5-amd64 #1 SMP Tue May 13 16:34:35 UTC
2014 x86_64 

uid=33(www-data) gid=33(www-data) groups=33(www-data) 

Safe-mode: OFF (not secure)

/etc/iceweasel/pref/   drwxr-xr-x
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Viewing file:     iceweasel.js (868 B)      -rw-r--r--

// This is the Debian specific preferences file for Iceweasel
// You can make any change in here, it is the purpose of this file.
// You can, with this file and all files present in the
// /etc/iceweasel/pref directory, override any preference that is
// present in /usr/lib/iceweasel/defaults/preferences directory.
// While your changes will be kept on upgrade if you modify files in
// /etc/iceweasel/pref, please note that they won't be kept if you
// do make your changes in /usr/lib/iceweasel/defaults/preferences.
//
// Note that lockPref is allowed in these preferences files if you
// don't want users to be able to override some preferences.

pref("extensions.update.enabled", true);

// Use LANG environment variable to choose locale
pref("intl.locale.matchOS", true);

// Disable default browser checking.
pref("browser.shell.checkDefaultBrowser", false);