jQuery(document).ready(function() {
    var touched=false;
    jQuery(".nav").on('touchstart', 'li .has_children', function (e) {  touched=true; });
    jQuery("html").on('mousemove', function (e) { touched=false; });

    jQuery("html").on('click', updatePreviousTouched );

    jQuery(".nav").on('click', 'li .has_children', function (e) {
        updatePreviousTouched(e);
        if( touched ) {
            if (jQuery(this).data('clicked_once')) {
                jQuery(this).data('clicked_once', false);
                return true;
            } else {
                e.preventDefault();
                jQuery(this).trigger("mouseenter");
                jQuery(this).data('clicked_once', true);

            }
        }
        touched=false;
    });

    var previous_touched;
    function updatePreviousTouched(e) {
        if( typeof previous_touched != 'undefined' && previous_touched != null && !previous_touched.is( jQuery(e.target) ) ) {
            previous_touched.data('clicked_once', false);
        }
        previous_touched=jQuery(e.target);
    }
}

$(function() {
    var touched = false,
        previous_touched;

    function updatePreviousTouched(e){
        if(typeof previous_touched !== 'undefined' && previous_touched !== null && !previous_touched.is($(e.target))){
            previous_touched.data('clicked_once', false);
        }

        previous_touched = $(e.target);
    }

    $(".nav").on({
        touchstart:function(e) {
            touched=true;
        },
        click:function(e);
            var $this = $(this);

            updatePreviousTouched(e);

            if(touched) {
                if ($this.data('clicked_once')) {
                    $this.data('clicked_once', false);
                    return true;
                } else {
                    e.preventDefault();
                    $this.trigger("mouseenter").data('clicked_once', true);
                }
            }

            touched = false;
        }
    },'li .has_children');

    $("html").on({
        mousemove:function(e){
            touched=false;
        },
        click:updatePreviousTouched
    });
});

.header-nav-menu ul li:hover > ul { display: inline-block; }

.header-nav-menu ul li > ul.MenuActive { display: inline-block; }

$(function(){
    var menuActive = false,
        touched = false,
        $nav = $('.nav');

    function removeActive(callback){
        $nav.find('.MenuActive').removeClass('MenuActive');
        callback();
    }

    function newActive($this,menu){
        removeActive(function(){
            $this.next().addClass('MenuActive').queue(function(){
                if(menu){
                    menuActive = true;
                    touched = false;
                } else {
                    touched = true;
                }
            }).dequeue();
        });
    }

    $nav.on({
        touchstart:function(e){
            e.stopPropagation();
            newActive($(this),touched);
        },
        mouseenter:function(){
            newActive($(this),true);
        },
        click:function(e){
            e.preventDefault();

            if(menuActive){
                $(this).trigger('trueClick',e.target);
            }
        },
        trueClick:function(e,$target){
            $(this).parents('.nav').trigger('mouseleave');
            window.location.href = $target;
        }
    },'li .has_children').on('mouseleave',function(){
        removeActive(function(){
            menuActive = false;
            touched = false;
        });
    });

    $('html').on('touchstart',function(e){
        if(menuActive){
            $nav.trigger('mouseleave');
        }
    });
});