Анатолий

var elt = document.getElementById("action");

elt.addEventListener("click", function () {
    if(elt.counter % 3 === 0) {
        // Тут ваши действия
    }
    elt.counter += 1;
});

elt.counter = 1;

('a.show_popup').click(function (e) {
        ......
        e.preventDefault();               
    });

$(document).ready(function(){
    var timer, tabs = $('a[data-toggle="tab"]');
    if(tabs) {
        var i = 1, tabs_count = tabs.length-1;
        timer = setInterval(function(){
            $(tabs[i]).tab('show');
            if(i === tabs_count){
                i = 0;
            } else {
                i++;    
            }
        }, 1000);
    }
    
    $('li').click(function(e){
        clearInterval(timer);
    });
});

a { 
display:block;
height:10px; width:10px;
}

/* 19 Rotate
----------------------------------------------------------------------------- */
@media only screen and (max-width: 600px) and (orientation: portrait) {

	body {
		display: none;
		background: url(../img/rotate.jpg);
		background-repeat: no-repeat; 
		background-position: center center; 
		background-size: cover; 
		-webkit-background-size: cover;
		background-attachment: fixed;