https://www.stlawrencewithstpaul.org.uk/modules/menu/js/menu_h.js?v=5

1$(function(){
2	$("#menu-h a.ajax-branch")
3	.hoverIntent({    
4		 over: hNavOver, 
5		 out: $.noop
6	})
7	
8$('#menu-h').on('touchstart touchend', 'a.ajax-branch,li.folder > div > a', function(e){	
9		$this = $(this)
10		$this.closest('li').siblings().removeClass('mobile-hover')
11			.find('li').removeClass('mobile-hover')
12		if ($this.closest('li').hasClass('mobile-hover')) {
13			return;
14		}
15		$this.closest('li').addClass('mobile-hover')
16		$this.each( hNavOver );
17		e.preventDefault();
18	})		
19})
20function checkTheVisibility ($e) {
21	if (!$e.length) return;
22	/* only second level down */
23	
24	if (!$('#h-nav-box').length) return;
25	
26	var HNavrightPos = $('#h-nav-box').offset().left + $('#h-nav-box').outerWidth()
27	var elHrightPos = $e.offset().left + $e.outerWidth()
28	if (elHrightPos > HNavrightPos) $e.addClass('left')
29}
30function hNavOver(){
31	$this = $(this)
32	$next = $this.parent().next()
33	if ($this.hasClass('ajax-branch')){
34		/* prevent ajax load on any branch that already has sub menu added (ul) : i.e. the selected branch that is already drawn */
35		if ($next.length) {
36			$this.removeClass('ajax-branch')
37			checkTheVisibility($next)				
38			return false;
39		}
40		
41		$.ajax({
42			url:$this.next().filter('.ajax').attr('href'),
43			type:'post',
44			dataType:'html',	
45			clicked_element: $this,
46			success: function(html){
47				$html = $(html)
48				$("a.ajax-branch", $html)
49				.hoverIntent({    
50					 over: hNavOver, 
51					 out: $.noop
52				})
53				parentEl = $this.removeClass('ajax-branch').parent()
54				parentEl.after($html)
55				checkTheVisibility(parentEl.next())				
56			}
57		})
58	} else {
59		checkTheVisibility($next)
60	}
61	return false;
62}
63function hNavOut(){
64	return false
65}