Estimated date

gistfile1.txt

<span style="text-align:center" id="delivery-date"></span>

<script>
    if (new Date().getHours() < 13) {
        var str = '#{firstDate} - #{secondDate}';
    } else {
        var str = '#{firstDate} - #{secondDate}';
    }

    function turnAroundDate(startDate, daysToAdd) {
        var endDate = "", count = 0;
        while (count < daysToAdd){
            // add a day to endDate until "days added" equals "days to add"
            endDate = new Date(startDate.setDate(startDate.getDate() + 1));
            // if endDate is not Sunday or Saturday
            if (endDate.getDay() != 0 && endDate.getDay() != 6) {
                // add a day to "days added"
                count++;
            }
        }
        return endDate;
    }

    function formatDate(date) {
        var dayOfWeek = [ 'Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday','Saturday' ][date.getDay()];
        var month = [ "January", "February", "March", "April", "May", "June","July", "August", "September", "October", "November","December" ][date.getMonth()];

        return dayOfWeek + ', ' + month + ' ' + date.getDate();
    }

    function formatString(firstDate, secondDate) {
        return str.replace('#{firstDate}', formatDate(firstDate))
                .replace('#{secondDate}', formatDate(secondDate));
    }

    if (new Date().getDay() != 0 && new Date().getDay() != 6) {
        var time = new Date().getHours() < 13 ? 0 : 1;
        var start = 2 + time
        var end = 3 + time
    } else {
        var start = 3
        var end = 4
    }


    var firstDate = turnAroundDate(new Date(), start);
    var secondDate = turnAroundDate(new Date(), end);

    document.getElementById('delivery-date').innerHTML = formatString(firstDate, secondDate);
</script>