1 /**

     2  * Twenty Fifteen keyboard support for image navigation.

     3  */

     4 

     5 ( function( $ ) {

     6 	$( document ).on( 'keydown.twentyfifteen', function( e ) {

     7 		var url = false;

     8 

     9 		// Left arrow key code.

    10 		if ( e.which === 37 ) {

    11 			url = $( '.nav-previous a' ).attr( 'href' );

    12 

    13 		// Right arrow key code.

    14 		} else if ( e.which === 39 ) {

    15 			url = $( '.nav-next a' ).attr( 'href' );

    16 		}

    17 

    18 		if ( url && ( ! $( 'textarea, input' ).is( ':focus' ) ) ) {

    19 			window.location = url;

    20 		}

    21 	} );

    22 } )( jQuery );