1/**
2 * Handles toggling the main navigation menu for small screens.
3 */
4jQuery( document ).ready( function( $ ) {
5	var $masthead = $( '#masthead' ),
6	    timeout = false;
7
8	$.fn.smallMenu = function() {
9		$masthead.find( '.site-navigation' ).removeClass( 'main-navigation' ).addClass( 'main-small-navigation' );
10		$masthead.find( '.site-navigation h1' ).removeClass( 'assistive-text' ).addClass( 'menu-toggle' );
11
12		$( '.menu-toggle' ).unbind( 'click' ).click( function() {
13			$masthead.find( '.menu' ).toggle();
14			$( this ).toggleClass( 'toggled-on' );
15		} );
16	};
17
18	// Check viewport width on first load.
19	if ( $( window ).width() < 600 )
20		$.fn.smallMenu();
21
22	// Check viewport width when user resizes the browser window.
23	$( window ).resize( function() {
24		var browserWidth = $( window ).width();
25
26		if ( false !== timeout )
27			clearTimeout( timeout );
28
29		timeout = setTimeout( function() {
30			if ( browserWidth < 600 ) {
31				$.fn.smallMenu();
32			} else {
33				$masthead.find( '.site-navigation' ).removeClass( 'main-small-navigation' ).addClass( 'main-navigation' );
34				$masthead.find( '.site-navigation h1' ).removeClass( 'menu-toggle' ).addClass( 'assistive-text' );
35				$masthead.find( '.menu' ).removeAttr( 'style' );
36			}
37		}, 200 );
38	} );
39} );