add: return this;  
context: function CIRCUser (parent, nick, name, host){    var properNick = nick;    nick = nick.toLowerCase();        var existingUser = parent.users[nick];    if (typeof existingUser == "object")    {        if (name) existingUser.name = name;        if (host) existingUser.host = host;        return existingUser;    }    this.parent = parent;    this.nick = nick;    this.properNick = properNick;    this.name = name;    this.host = host;    parent.users[nick] = this;}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/bc4c96a140926ec86fe50356080fff32b2697cd5/irc.js/clean/extensions/irc/js/lib/irc.js