function checkAccessCode()
{
	var xhrConn = XmlHttp.create();
	var source = '/include/access_check.asp';
	var content = 'code=' + document.getElementById('code').value;
	xhrConn.open('POST', source, true);
	xhrConn.onreadystatechange = function() { accessCheckResponse(xhrConn); };
	xhrConn.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xhrConn.send(content);
}

function accessCheckResponse(xhrConn)
{
	if (xhrConn.readyState == 4)
	{
		if (xhrConn.status == 200)
		{ document.getElementById('accessresponse').innerHTML = xhrConn.responseText; }
		else
		{ document.getElementById('accessresponse').innerHTML = '<p>There was an error checking the access code provided.</p>'; }
	}
}