1(()=>{const e=document.querySelectorAll(".coblocks-animate");if("IntersectionObserver"in window){const t=new IntersectionObserver((e=>{e.forEach((e=>{e.isIntersecting&&(e.target.classList.add(e.target.dataset.coblocksAnimation),t.unobserve(e.target))}))}),{threshold:[.15]});e.forEach((e=>{t.observe(e)}))}else e.forEach((e=>{e.classList.remove("coblocks-animate"),delete e.dataset.coblocksAnimation}))})();; 2/** 3 * File navigation.js. 4 * 5 * Handles toggling the navigation menu for small screens and enables TAB key 6 * navigation support for dropdown menus. 7 */ 8( function() { 9 var container, button, menu, links, subMenus, i, len; 10 11 container = document.getElementById( 'access' ); 12 if ( ! container ) { 13 return; 14 } 15 16 button = container.getElementsByTagName( 'button' )[0]; 17 if ( 'undefined' === typeof button ) { 18 return; 19 } 20 21 menu = container.getElementsByTagName( 'ul' )[0]; 22 23 // Hide menu toggle button if menu is empty and return early. 24 if ( 'undefined' === typeof menu ) { 25 button.style.display = 'none'; 26 return; 27 } 28 29 menu.setAttribute( 'aria-expanded', 'false' ); 30 if ( -1 === menu.className.indexOf( 'nav-menu' ) ) { 31 menu.className += ' nav-menu'; 32 } 33 34 button.onclick = function() { 35 if ( -1 !== container.className.indexOf( 'toggled' ) ) { 36 container.className = container.className.replace( ' toggled', '' ); 37 button.setAttribute( 'aria-expanded', 'false' ); 38 menu.setAttribute( 'aria-expanded', 'false' ); 39 } else { 40 container.className += ' toggled'; 41 button.setAttribute( 'aria-expanded', 'true' ); 42 menu.setAttribute( 'aria-expanded', 'true' ); 43 } 44 }; 45 46 // Get all the link elements within the menu. 47 links = menu.getElementsByTagName( 'a' ); 48 subMenus = menu.getElementsByTagName( 'ul' ); 49 50 // Set menu items with submenus to aria-haspopup="true". 51 for ( i = 0, len = subMenus.length; i < len; i++ ) { 52 subMenus[i].parentNode.setAttribute( 'aria-haspopup', 'true' ); 53 } 54 55 // Each time a menu link is focused or blurred, toggle focus. 56 for ( i = 0, len = links.length; i < len; i++ ) { 57 links[i].addEventListener( 'focus', toggleFocus, true ); 58 links[i].addEventListener( 'blur', toggleFocus, true ); 59 } 60 61 /** 62 * Sets or removes .focus class on an element. 63 */ 64 function toggleFocus() { 65 var self = this; 66 67 // Move up through the ancestors of the current link until we hit .nav-menu. 68 while ( -1 === self.className.indexOf( 'nav-menu' ) ) { 69 70 // On li elements toggle the class .focus. 71 if ( 'li' === self.tagName.toLowerCase() ) { 72 if ( -1 !== self.className.indexOf( 'focus' ) ) { 73 self.className = self.className.replace( ' focus', '' ); 74 } else { 75 self.className += ' focus'; 76 } 77 } 78 79 self = self.parentElement; 80 } 81 } 82 83 /** 84 * Toggles `focus` class to allow submenu access on tablets. 85 */ 86 ( function( container ) { 87 var touchStartFn, i, 88 parentLink = container.querySelectorAll( '.menu-item-has-children > a, .page_item_has_children > a' ); 89 90 if ( 'ontouchstart' in window ) { 91 touchStartFn = function( e ) { 92 var menuItem = this.parentNode, i; 93 94 if ( ! menuItem.classList.contains( 'focus' ) ) { 95 e.preventDefault(); 96 for ( i = 0; i < menuItem.parentNode.children.length; ++i ) { 97 if ( menuItem === menuItem.parentNode.children[i] ) { 98 continue; 99 } 100 menuItem.parentNode.children[i].classList.remove( 'focus' ); 101 } 102 menuItem.classList.add( 'focus' ); 103 } else { 104 menuItem.classList.remove( 'focus' ); 105 } 106 }; 107 108 for ( i = 0; i < parentLink.length; ++i ) { 109 parentLink[i].addEventListener( 'touchstart', touchStartFn, false ); 110 } 111 } 112 }( container ) ); 113} )(); 114;
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