// JScript File
        function days_between(date1, date2) {
        
            // The number of milliseconds in one day
            var ONE_DAY = 1000 * 60 * 60 * 24;

            // Convert both dates to milliseconds
            var date1_ms = date1.getTime();
            var date2_ms = date2.getTime();

            // Calculate the difference in milliseconds
            var difference_ms = date1_ms - date2_ms;
            
            // Convert back to days and return
            return Math.round(difference_ms/ONE_DAY);
            //return difference_ms;
            //return date1;
        }