Check if User is Active or Inactive in Browser Using JavaScript

 function inactivityTime() {
        var time;
        
        // events
        window.onload = resetTime;
        window.onclick = resetTime;
        window.onkeypress = resetTime;
        window.ontouchstart = resetTime;
        window.onmousemove = resetTime;
        window.onmousedown = resetTime;
        window.addEventListener('scroll', resetTime, true);

        function alertUser() {
            // do your task here
            alert("User is inactive.");
        }

        function resetTime() {
            clearTimeout(time);
            time = setTimeout(alertUser, 1000 * 10); // 10 seconds
        }

    };

    // run the function
    inactivityTime(); 

 $(document).ready(function () {
        var inactiveTime;
        $('*').bind('mousemove click mouseup mousedown keydown keypress keyup submit change mouseenter scroll resize dblclick', function () {

            function alertUser() {
                // do your task here
                alert("User is inactive.");
            }
            
            clearTimeout(inactiveTime);

            inactiveTime = setTimeout(alertUser, 1000 * 10); // 10 seconds
        });
        $("body").trigger("mousemove");
    });