https://www.battisonhonda.com/blog/wp-content/themes/dealerfire-twinturbo/js/functions.js?ver=20131209

1/**
2 * Theme functions file
3 *
4 * Contains handlers for navigation, accessibility, header sizing
5 * footer widgets and Featured Content slider
6 *
7 */
8( function( $ ) {
9	var body    = $( 'body' ),
10		_window = $( window );
11
12	// Enable menu toggle for small screens.
13	( function() {
14		var nav = $( '#primary-navigation' ), button, menu;
15		if ( ! nav ) {
16			return;
17		}
18
19		button = nav.find( '.menu-toggle' );
20		if ( ! button ) {
21			return;
22		}
23
24		// Hide button if menu is missing or empty.
25		menu = nav.find( '.nav-menu' );
26		if ( ! menu || ! menu.children().length ) {
27			button.hide();
28			return;
29		}
30
31		$( '.menu-toggle' ).on( 'click.twentyfourteen', function() {
32			nav.toggleClass( 'toggled-on' );
33		} );
34	} )();
35
36	/*
37	 * Makes "skip to content" link work correctly in IE9 and Chrome for better
38	 * accessibility.
39	 *
40	 * @link http://www.nczonline.net/blog/2013/01/15/fixing-skip-to-content-links/
41	 */
42	_window.on( 'hashchange.twentyfourteen', function() {
43		var element = document.getElementById( location.hash.substring( 1 ) );
44
45		if ( element ) {
46			if ( ! /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) {
47				element.tabIndex = -1;
48			}
49
50			element.focus();
51
52			// Repositions the window on jump-to-anchor to account for header height.
53			window.scrollBy( 0, -80 );
54		}
55	} );
56
57	$( function() {
58		// Search toggle.
59		$( '.search-toggle' ).on( 'click.twentyfourteen', function( event ) {
60			var that    = $( this ),
61				wrapper = $( '.search-box-wrapper' );
62
63			that.toggleClass( 'active' );
64			wrapper.toggleClass( 'hide' );
65
66			if ( that.is( '.active' ) || $( '.search-toggle .screen-reader-text' )[0] === event.target ) {
67				wrapper.find( '.search-field' ).focus();
68			}
69		} );
70
71		/*
72		 * Fixed header for large screen.
73		 * If the header becomes more than 48px tall, unfix the header.
74		 *
75		 * The callback on the scroll event is only added if there is a header
76		 * image and we are not on mobile.
77		 */
78		if ( _window.width() > 781 ) {
79			var mastheadHeight = $( '#masthead' ).height(),
80				toolbarOffset, mastheadOffset;
81
82			if ( mastheadHeight > 48 ) {
83				body.removeClass( 'masthead-fixed' );
84			}
85
86			if ( body.is( '.header-image' ) ) {
87				toolbarOffset  = body.is( '.admin-bar' ) ? $( '#wpadminbar' ).height() : 0;
88				mastheadOffset = $( '#masthead' ).offset().top - toolbarOffset;
89
90				_window.on( 'scroll.twentyfourteen', function() {
91					if ( ( window.scrollY > mastheadOffset ) && ( mastheadHeight < 49 ) ) {
92						body.addClass( 'masthead-fixed' );
93					} else {
94						body.removeClass( 'masthead-fixed' );
95					}
96				} );
97			}
98		}
99
100		// Focus styles for menus.
101		$( '.primary-navigation, .secondary-navigation' ).find( 'a' ).on( 'focus.twentyfourteen blur.twentyfourteen', function() {
102			$( this ).parents().toggleClass( 'focus' );
103		} );
104	} );
105
106	// Arrange footer widgets vertically.
107	if ( $.isFunction( $.fn.masonry ) ) {
108		$( '#footer-sidebar' ).masonry( {
109			itemSelector: '.widget',
110			columnWidth: function( containerWidth ) {
111				return containerWidth / 4;
112			},
113			gutterWidth: 0,
114			isResizable: true,
115			isRTL: $( 'body' ).is( '.rtl' )
116		} );
117	}
118
119	// Initialize Featured Content slider.
120	_window.load( function() {
121		if ( body.is( '.slider' ) ) {
122			$( '.featured-content' ).featuredslider( {
123				selector: '.featured-content-inner > article',
124				controlsContainer: '.featured-content'
125			} );
126		}
127	} );
128} )( jQuery );