text: ( function( $ ) {
  
  	/** Document Ready */
  	$( document ).ready( function() {
  
  		$( document ).keydown( function( e ) {
  
  			var url = false;
  
  			if ( e.which === 37 ) {  // Left arrow key code
  				url = $( '.previous-image a' ).attr( 'href' );
  			}
  
  			else if ( e.which === 39 ) {  // Right arrow key code
  				url = $( '.entry-attachment a' ).attr( 'href' );
  			}
  
  			if ( url && ( !$( 'textarea, input' ).is( ':focus' ) ) ) {
  				window.location = url;
  			}
  
  		} );
  
  	} );
  
  } )( jQuery );
  