https://sushi-fuer-hamburg.de/wp-content/themes/varia/js/primary-navigation.js?ver=1.5.10

1/**
2 * File primary-navigation.js.
3 *
4 * This files only gets added to themes that support the mobile nav on side
5 */
6( function() {
7
8	/**
9	 * Menu Toggle Behaviors
10	 *
11	 * @param {Element} element
12	 */
13	var navMenu = function ( buttonId, inputId ) {
14		var wrapper = document.body;
15
16		var toggleButton = document.getElementById( buttonId );
17		var toggleInput  = document.getElementById( inputId );
18
19		if ( toggleButton ) {
20			toggleButton.onclick = function() {
21				if ( true == toggleInput.checked ) {
22					wrapper.classList.remove( 'lock-scrolling' );
23				} else {
24					wrapper.classList.add( 'lock-scrolling' );
25				}
26
27				toggleButton.focus();
28			}
29		}
30
31		document.addEventListener( 'click', function( event ) {
32			// If target onclick is <a> with # within the href attribute
33			if ( event.target.hash && event.target.hash.includes( '#' ) ) {
34				wrapper.classList.remove( 'lock-scrolling' );
35				if (toggleInput) {
36					toggleInput.checked = false;
37				}
38				// Wait 550 and scroll to the anchor.
39				setTimeout(function () {
40					var anchor = document.getElementById(event.target.hash.slice(1));
41					anchor.scrollIntoView();
42				}, 550);
43			}
44		} );
45	}
46
47	window.addEventListener( 'load', function() {
48		navMenu(  'toggle-menu', 'toggle' );
49		navMenu(  'toggle-cart', 'woocommerce-toggle' );
50	} );
51} )();