lastModified

                update = new Date(document.lastModified);
                theMonth = update.getMonth()+1;
                theDate = update.getDate();
                theYear = update.getFullYear();
                if (update.getHours === 23) {
                    theHour = 0;
                } else {
                    theHour = update.getHours()+1 ;
                }
                theMinutes = update.getMinutes();
                theSec = update.getSeconds();
                document.writeln(theMonth + "/" + theDate + "/" + theYear + " " + theHour + ":" + theMinutes + ":" + theSec);