rem: this.nick = nick.toLowerCase(); 
add: this.nick = this.parent.toLowerCase(nick); 
context: function usr_changenick (nick){    this.properNick = nick;    this.nick = nick.toLowerCase();}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/4f0d757b4310dc3bb1117a95e4618ac9e6d6ac94/irc.js/clean/extensions/irc/js/lib/irc.js