rem: return cuser;  
add: return cuser; 
context: function chan_getuser (nick) {        nick = nick.toLowerCase(); // assumes valid param!    var cuser = this.users[nick];    return cuser; // caller expected to check for undefinededness    }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/fa359690d17fc0358c5ed06036e22e12abc609c5/irc.js/buggy/extensions/irc/js/lib/irc.js