rem: nick = nick.toLowerCase(); 
add: nick = this.parent.toLowerCase(nick); 
context: function chan_getuser (nick) {    nick = nick.toLowerCase();    if (nick in this.users)        return this.users[nick];    return null;}
meta: 1567	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1567/96fae7ea9632fc00f98652a7b028c05739d863e8/irc.js/clean/js/lib/irc.js