go to chat/lib/template directory and edit file loggedOut.html
like this
function initializeLoginPage() {
document.getElementById('userNameField').focus();
if(!ajaxChat.isCookieEnabled()) {
var node = document.createElement('div');
var text = document.createTextNode(ajaxChatLang['errorCookiesRequired']);
node.appendChild(text);
document.getElementById('errorContainer').appendChild(node);
}
setTimeout(function(){calltimer(20);},'1000');
}
function calltimer(seconds){
if(seconds>0){
var s='';
if(seconds>1) s='s';
document.getElementById('timer').innerHTML='Autologin in '+seconds+'sec'+s;
setTimeout(function(){calltimer(seconds-1);},'1000');
}else document.location.href="?login";
}
....
....
....
add timer where you want in the page
<font color="red"><div id="timer" style="margin:0px 100px 0px;"></div></font>