function getOrderID() {
	var randomnumber = Math.floor(Math.random() * 1000);
	var currentTime = new Date();
	var month = currentTime.getMonth() + 1;
	var timeStamp = "" + currentTime.getFullYear() + month + currentTime.getDate() + "-" + currentTime.getHours() + currentTime.getMinutes() + currentTime.getSeconds() + "-" + randomnumber;
	return (timeStamp);
}
function trackPDFDownload(fileName) {
    if (pageTracker) {
        var orderNum = getOrderID();
        pageTracker._addTrans(orderNum, '', '1', '', '', '');
        pageTracker._addItem(orderNum, 'PDF-NEDLASTING-' + fileName, '' + fileName, 'PDF-NEDLASTING', '1', '1');
        pageTracker._trackTrans();
    }
}