function add()
{
	who =  escape(document.getElementById('handle').value);
	what = escape(document.getElementById('line').value);
	if(what==escape('(enter your message here)'))
	{
		alert('enter your _own_ message there');
		return;
	}
	url = 'http://www.linnapea.com/chat.php?add=1&who='+who+'&what='+what;
	res = xmlHTTPRequest(url);
	document.getElementById('line').value = '';
}

var lastChatTime = '';
function getChat(p)
{

	chatTime = xmlHTTPRequest('http://www.linnapea.com/chat.php?lastAccess=1&rand='+new Date().getTime());
	if(typeof p != "undefined" || chatTime!=lastChatTime) {
		pageStr = (p) ? '&page=' + p : '';
		url = 'http://www.linnapea.com/chat.php?lastEntries=1' + pageStr+'&rand='+new Date().getTime();
		//prompt('', url);
		document.getElementById('wall').innerHTML=xmlHTTPRequest(url);
		lastChatTime=chatTime;
	}
	if(!p) { setTimeout("getChat()", 2000); }
}