/* 
 * JavaScript to validate Calendar Input
 */

        function ValidateDates(){

        var checkInDay = document.getElementById('CheckInDay').value
        var checkOutDay = document.getElementById('CheckOutDay').value
        var checkInMonthYear = document.getElementById('CheckInMonthYear').value
        var checkOutMonthYear = document.getElementById('CheckOutMonthYear').value

        var checkInMonth = checkInMonthYear.split("-")[1]
        var checkInYear = checkInMonthYear.split("-")[0]

        var checkOutMonth = checkOutMonthYear.split("-")[1]
        var checkOutYear = checkOutMonthYear.split("-")[0]

        var CheckInDate = new Date();
        CheckInDate.setFullYear(checkInYear, (checkInMonth - 1), checkInDay);


        var CheckOutDate = new Date();
        CheckOutDate.setFullYear(checkOutYear, (checkOutMonth - 1), checkOutDay);

        if (CheckInDate >= CheckOutDate) {
            alert("Check-out date must be later than check-in date.");
            return false;
        } else {
           return true;
        }

        }