function loadOnlineUsers(timeOut,requestUri) {
	new Ajax.Updater('online_users', 'jax/online_users.jax.php', {evalScripts:true, method:'post', postBody:'timeout='+timeOut+'&request_uri='+requestUri});
	setTimeout('loadOnlineUsers(\''+timeOut+'\',\''+requestUri+'\')', (timeOut*1000));
}