jump.js

idleTimer = null;
idleState = false;
idleWait = 2000;

(function ($) {

    $(document).ready(function () {
    
        $('*').bind('mousemove keydown scroll', function () {
        
            clearTimeout(idleTimer);
                    
            if (idleState == true) { 
                
                // Reactivated event
                $("body").append("<p>Welcome Back.</p>");            
            }
            
            idleState = false;
            
            idleTimer = setTimeout(function () { 
                
                // Idle Event
                $(document).scrollTo('#jump');

                idleState = true; }, idleWait);
        });
        
        $("body").trigger("mousemove");
    
    });
}) (jQuery)