//makes sure the page is loaded first

    $(document).ready(function() {

        var timeInSeconds = 120;

        var timeCounter = setInterval(function() {

          timeInSeconds--;

          // If we hit 0 seconds clear the timer

          if (timeInSeconds <= 0) {

            clearInterval(timeCounter);

          }

          // Display the current time

          displayTime();

        }, 1000);

​

​

        function displayTime(){

            // Get the minutes and seconds in whole numbers

            var minutes = Math.floor(timeInSeconds / 60);

            var seconds = timeInSeconds % 60;

            // Pad with zeros using the Ternary operator

            seconds = (seconds < 10) ? "0" + seconds : seconds;

            minutes = (minutes < 10) ? "0" + minutes : minutes;

​

            // Display the countdown

            console.log(minutes + ":" + seconds)

        }

​

    });