/**
 * Handles toggling the navigation menu for small screens and
 * accessibility for submenu items.
 */
( function() {
	var nav = document.getElementById( 'site-navigation' ), button, menu;
	if ( ! nav ) {
		return;
	}

	button = nav.getElementsByTagName( 'button' )[0];
	menu   = nav.getElementsByTagName( 'ul' )[0];
	if ( ! button ) {
		return;
	}

	// Hide button if menu is missing or empty.
	if ( ! menu || ! menu.childNodes.length ) {
		button.style.display = 'none';
		return;
	}

	button.onclick = function() {
		if ( -1 === menu.className.indexOf( 'nav-menu' ) ) {
			menu.className = 'nav-menu';
		}

		if ( -1 !== button.className.indexOf( 'toggled-on' ) ) {
			button.className = button.className.replace( ' toggled-on', '' );
			menu.className = menu.className.replace( ' toggled-on', '' );
		} else {
			button.className += ' toggled-on';
			menu.className += ' toggled-on';
		}
	};
} )();

// Better focus for hidden submenu items for accessibility.
( function( $ ) {
	$( '.main-navigation' ).find( 'a' ).on( 'focus.twentytwelve blur.twentytwelve', function() {
		$( this ).parents( '.menu-item, .page_item' ).toggleClass( 'focus' );
	} );

  if ( 'ontouchstart' in window ) {
    $('body').on( 'touchstart.twentytwelve',  '.menu-item-has-children > a, .page_item_has_children > a', function( e ) {
      var el = $( this ).parent( 'li' );

      if ( ! el.hasClass( 'focus' ) ) {
        e.preventDefault();
        el.toggleClass( 'focus' );
        el.siblings( '.focus').removeClass( 'focus' );
      }
    } );
  }
} )( jQuery );

/*
     FILE ARCHIVED ON 11:48:35 May 10, 2019 AND RETRIEVED FROM THE
     INTERNET ARCHIVE ON 11:41:49 Mar 25, 2020.
     JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/
/*
playback timings (ms):
  exclusion.robots.policy: 0.235
  captures_list: 173.533
  PetaboxLoader3.resolve: 1288.994 (2)
  RedisCDXSource: 1.92
  esindex: 0.007
  load_resource: 1398.609
  exclusion.robots: 0.247
  PetaboxLoader3.datanode: 240.517 (5)
  LoadShardBlock: 155.759 (3)
  CDXLines.iter: 13.237 (3)
* menu for small screens and
 * accessibility for submenu items.
 */
( function() {
	var nav = document.getElementById( 'site-navigation' ), button, menu;
	if ( ! nav ) {
		return;
	}

	button = nav.getElementsByTagName( 'button' )[0];
	menu   = nav.getElementsByTagName( 'ul' )[0];
	if ( ! button ) {
		return;
	}

	// Hide button if menu is missing or empty.
	if ( ! menu || ! menu.childNodes.length ) {
		button.style.display = 'none';
		return;
	}

	button.onclick = function() {
		if ( -1 === menu.className.indexOf( 'nav-menu' ) ) {
			menu.className = 'nav-menu';
		}

		if ( -1 !== button.className.indexOf( 'toggled-on' ) ) {
			button.className = button.className.replace( ' toggled-on', '' );
			menu.className = menu.className.replace( ' toggled-on', '' );
		} else {
			button.className += ' toggled-on';
			menu.className += ' toggled-on';
		}
	};
} )();

// Better focus for hidden submenu items for accessibility.
( function( $ ) {
	$( '.main-navigation' ).find( 'a' ).on( 'focus.twentytwelve blur.twentytwelve', function() {
		$( this ).parents( '.menu-item, .page_item' ).toggleClass( 'focus' );
	} );

  if ( 'ontouchstart' in window ) {
    $('body').on( 'touchstart.twentytwelve',  '.menu-item-has-children > a, .page_item_has_children > a', function( e ) {
      var el = $( this ).parent( 'li' );

      if ( ! el.hasClass( 'focus' ) ) {
        e.preventDefault();
        el.toggleClass( 'focus' );
        el.siblings( '.focus').removeClass( 'focus' );
      }
    } );
  }
} )( jQuery );

/*
     FILE ARCHIVED ON 11:48:35 May 10, 2019 AND RETRIEVED FROM THE
     INTERNET ARCHIVE ON 11:41:49 Mar 25, 2020.
     JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/
/*
playback timings (ms):
  exclusion.robots.policy: 0.235
  captures_list: 173.533
  PetaboxLoader3.resolve: 1288.994 (2)
  RedisCDXSource: 1.92
  esindex: 0.007
  load_resource: 1398.609
  exclusion.robots: 0.247
  PetaboxLoader3.datanode: 240.517 (5)
  LoadShardBlock: 155.759 (3)
  CDXLines.iter: 13.237 (3)
*/