var responseContextIsAdmin = new AppletResponseContext();
var xmlHttpIsAdmin = null;
	
function callbackAdmin() {
	if (xmlHttpIsAdmin != null && xmlHttpIsAdmin.readyState == 4) {
		if (xmlHttpIsAdmin.status == 200) {
			responseContextIsAdmin.parseResponse(xmlHttpIsAdmin.responseText);
//			alert('Error - ' + responseContextIsAdmin.get('error'));
			if (responseContextIsAdmin.get('error') == null) {
//				alert('User - ' + responseContextIsAdmin.get('user'));
				if (responseContextIsAdmin.get('user') != null && 
						responseContextIsAdmin.get('user') != 'null') {
//					alert('Yes!');
					document.getElementById('logout').className = "visible";
				}
			}
		}
		xmlHttpIsAdmin = null;
	}
}

function isAdmin(isadmin) {
	if (xmlHttpIsAdmin == null) {
		xmlHttpIsAdmin = requestPOST(isadmin, '', callbackAdmin);
	}
}

function markLeftNav(markLine) {
//	alert(markLine);
	if (markLine != '') {
		document.getElementById(markLine).className = "navigationMark";
//		alert(document.getElementById(markLine).className);
	}
}