function showInfobox(infoItem)
{
	var xmlHttp = getXMLHTTP();
	var url = "/ajax/infoBox.php";
	var params = 'infoItem='+infoItem;

	xmlHttp.open("POST", url, true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlHttp.setRequestHeader("Content-length", params.length);
	xmlHttp.setRequestHeader("Connection", "close");

	xmlHttp.onreadystatechange = function() {
		if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {
			document.getElementById('infoStub').innerHTML = xmlHttp.responseText;
			if(document.getElementById('infoStub').innerHTML != '')	document.getElementById("infoStub").style.display = 'block';
		}
	}
	xmlHttp.send(params);
}
function initInfoBox()
{
	document.getElementById("infoStub").style.display = 'none';
}
function hideInfobox()
{
	document.getElementById("infoStub").style.display = 'none';
}