https://huguenotmuseum.org/wp-content/themes/huguenot/js/pushy.js?ver=84c30f929073b5bb43f95957ed962371

1/*! Pushy - v0.9.2 - 2014-9-13
2* Pushy is a responsive off-canvas navigation menu using CSS transforms & transitions.
3* https://github.com/christophery/pushy/
4* by Christopher Yee */
5
6jQuery(document).ready(function($) {
7	var pushy = $('.pushy'), //menu css class
8		body = $('body'),
9		container = $('#container'), //container css class
10		push = $('.push'), //css class to add pushy capability
11		siteOverlay = $('.site-overlay'), //site overlay
12		pushyClass = "pushy-left pushy-open", //menu position & menu open class
13		pushyActiveClass = "pushy-active", //css class to toggle site overlay
14		containerClass = "container-push", //container open class
15		pushClass = "push-push", //css class to add pushy capability
16		menuBtn = $('.menu-btn, .pushy a'), //css classes to toggle the menu
17		menuSpeed = 200, //jQuery fallback menu speed
18		menuWidth = pushy.width() + "px"; //jQuery fallback menu width
19
20	function togglePushy(){
21		body.toggleClass(pushyActiveClass); //toggle site overlay
22		pushy.toggleClass(pushyClass);
23		container.toggleClass(containerClass);
24		push.toggleClass(pushClass); //css class to add pushy capability
25	}
26
27	function openPushyFallback(){
28		body.addClass(pushyActiveClass);
29		pushy.animate({left: "0px"}, menuSpeed);
30		container.animate({left: menuWidth}, menuSpeed);
31		push.animate({left: menuWidth}, menuSpeed); //css class to add pushy capability
32	}
33
34	function closePushyFallback(){
35		body.removeClass(pushyActiveClass);
36		pushy.animate({left: "-" + menuWidth}, menuSpeed);
37		container.animate({left: "0px"}, menuSpeed);
38		push.animate({left: "0px"}, menuSpeed); //css class to add pushy capability
39	}
40
41	//checks if 3d transforms are supported removing the modernizr dependency
42	cssTransforms3d = (function csstransforms3d(){
43		var el = document.createElement('p'),
44		supported = false,
45		transforms = {
46		    'webkitTransform':'-webkit-transform',
47		    'OTransform':'-o-transform',
48		    'msTransform':'-ms-transform',
49		    'MozTransform':'-moz-transform',
50		    'transform':'transform'
51		};
52
53		// Add it to the body to get the computed style
54		document.body.insertBefore(el, null);
55
56		for(var t in transforms){
57		    if( el.style[t] !== undefined ){
58		        el.style[t] = 'translate3d(1px,1px,1px)';
59		        supported = window.getComputedStyle(el).getPropertyValue(transforms[t]);
60		    }
61		}
62
63		document.body.removeChild(el);
64
65		return (supported !== undefined && supported.length > 0 && supported !== "none");
66	})();
67
68	if(cssTransforms3d){
69		//toggle menu
70		menuBtn.click(function() {
71			togglePushy();
72		});
73		//close menu when clicking site overlay
74		siteOverlay.click(function(){ 
75			togglePushy();
76		});
77	}else{
78		//jQuery fallback
79		pushy.css({left: "-" + menuWidth}); //hide menu by default
80		container.css({"overflow-x": "hidden"}); //fixes IE scrollbar issue
81
82		//keep track of menu state (open/close)
83		var state = true;
84
85		//toggle menu
86		menuBtn.click(function() {
87			if (state) {
88				openPushyFallback();
89				state = false;
90			} else {
91				closePushyFallback();
92				state = true;
93			}
94		});
95
96		//close menu when clicking site overlay
97		siteOverlay.click(function(){ 
98			if (state) {
99				openPushyFallback();
100				state = false;
101			} else {
102				closePushyFallback();
103				state = true;
104			}
105		});
106	}
107});