add: ["conference.enabled", false, "hidden"], ["conference.limit", defer, "appearance.misc"], 
context: function getChannelPrefManager(channel){    var network = channel.parent.parent;    function defer(prefName)    {        return network.prefs[prefName];    };    function makeLogNameChannel()    {        return makeLogName(channel, "channel");    };    function onPrefChanged(prefName, newValue, oldValue)    {        onChannelPrefChanged (channel, prefName, newValue, oldValue);    };    var logDefault = client.prefManager.logPath.clone();    var filename = pref_mungeName(network.encodedName) + "," +        pref_mungeName(channel.encodedName);    logDefault.append(escapeFileName(filename) + ".log");    var prefs =        [         ["autoRejoin",       defer, ".connect"],         ["bugURL",           defer, "appearance.misc"],         ["charset",          defer, ".connect"],         ["collapseActions",  defer, "appearance.misc"],         ["collapseMsgs",     defer, "appearance.misc"],         ["displayHeader",    client.prefs["channelHeader"],                                                             "appearance.misc"],         ["font.family",      defer, "appearance.misc"],         ["font.size",        defer, "appearance.misc"],         ["hasPrefs",         false, "hidden"],         ["log",              client.prefs["channelLog"], ".log"],         ["logFileName",      makeLogNameChannel,         ".log"],         ["motif.current",    defer, "appearance.motif"],         ["timestamps",       defer, "appearance.timestamps"],         ["timestampFormat",  defer, "appearance.timestamps"],         ["outputWindowURL",  defer, "appearance.misc"]        ];    var branch = "extensions.irc.networks." + pref_mungeName(network.encodedName) +        ".channels." + pref_mungeName(channel.encodedName) + "."    var prefManager = new PrefManager(branch, client.defaultBundle);    prefManager.addPrefs(prefs);    prefManager.addObserver({ onPrefChanged: onPrefChanged });    network.prefManager.addObserver(prefManager);    client.prefManagers.push(prefManager);    return prefManager;}
meta: 3298	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3298/5c361ace586e5f86908e1b9013b63c8f4b58beaf/prefs.js/clean/xul/content/prefs.js