https://www.viaconto.ro/blogs/wp-content/themes/viaconto-ro-theme/js/menu.js?ver=20161231

1var desktop = false, mobile = false;
2
3function window_large(){
4	var window_width = $(window).width();
5	if(window_width >= 712){
6		if (desktop == false){
7			mobile = false;
8			desktop = true;
9			$('#nav_toggle').show();
10		}
11	} else if(window_width < 712) {
12		if (mobile == false) {
13			mobile = true;
14			desktop = false;
15		}
16	}
17}
18
19window_large();
20function resize() {
21	 window_large();
22}
23var TO = false;
24$(window).resize(function(){
25	if(TO !== false)
26	   	clearTimeout(TO);
27	TO = setTimeout(resize, 20); //200 is time in miliseconds
28});
29
30
31
32$(".nav_toggle").click(function(e){
33      $("#site-navigation").slideToggle();
34      e.preventDefault();
35});