//
try {
lockPref("app.update.enabled", false);
lockPref("app.update.autoUpdateEnabled", false);
lockPref("extensions.update.enabled", true);
lockPref("extensions.update.autoUpdateEnabled", false);
 
lockPref("dwhelper.conversion-enabled", false);
lockPref("dwhelper.conversion-was-enabled", true);
lockPref("dwhelper.convert-free", true);
lockPref("dwhelper.first-time", false);
lockPref("dwhelper.mediaweight", "1024");
lockPref("dwhelper.menu-expiration", 60);
lockPref("dwhelper.passwords-migrated", true);
lockPref("dwhelper.storagedirectory", "h:\\downloads");
 
lockPref("security.enable_ssl3", true);
lockPref("security.enable_tls", true);
 
// Clear History when firefox closed
lockPref("privacy.sanitize.sanitizeOnShutdown", true);
lockPref("privacy.sanitize.promptOnSanitize", false);
lockPref("privacy.item.downloads", true);
lockPref("privacy.item.cache", true);
lockPref("privacy.item.cookies", true);
lockPref("privacy.item.sessions", true);
lockPref("privacy.item.history", false);
 
lockPref("browser.startup.homepage", "http://nofusscomputing.com");
 
//disable firefox dns cache
lockPref("network.dnsCacheExpiration", 0);
 
// Change default paper size from US-Letter to A4:
lockPref("print.postscript.paper_size", "A4");
 
// added to remove browser rights
lockPref("browser.rights.3.shown", true);
lockPref("browser.download.panel.firstSessionCompleted", true);
 
 
} catch(e) {
displayError("lockedPref", e);
}