rem: tab.setAttribute("label", this.properNick); 
add: tab.setAttribute("label", this.unicodeName); 
context: function my_unick (e){    if (userIsMe(e.user))    {        this.parent.parent.updateHeader();        updateTitle();    }    else if ("messages" in this && this.messages)    {        this.display(getMsg(MSG_NEWNICK_NOTYOU, [e.oldNick, e.user.properNick]),                     "NICK", e.user, this);    }    this.updateHeader();    var tab = getTabForObject(this);    if (tab)        tab.setAttribute("label", this.properNick);}
meta: 1622	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1622/0918cade427e1856c2e2bcfdefa8b4ea3e457b73/handlers.js/clean/xul/content/handlers.js