var active_query = 0;

function onlineusers()
{
	window.setInterval("getOnlineUsers()", (1000 * 60));
}

function getOnlineUsers()
{
	// nur neue Anfrage stellen, wenn alte Anfrage schon geantwortet hat
	if(active_query==0)
	{
		active_query=1;
		document.getElementById('online_user_content').style.display = 'none';
		document.getElementById('online_user_status').style.display = 'block';
		makePOSTRequest('javascript/OnlineUser.php','','showOnlineUsers');
	}
}

function showOnlineUsers(xml)
{
	var xml;
	var html = xml.getElementsByTagName('html')[0].firstChild.nodeValue;
	document.getElementById('online_user_content').innerHTML = html;
	document.getElementById('online_user_status').style.display = 'none';
	document.getElementById('online_user_content').style.display = 'block';
	active_query=0;
}