<?php
$wp_customize->add_section(
	'single_article_navigation_options',
	array(
		'title' => __( 'Sticky Article Options', 'blogmarks' ),
		'panel' => 'single_posts_options_panel',
	)
);

$wp_customize->add_setting(
	'sticky_article_navigation',
	array(
		'default'           => $theme_options_defaults['sticky_article_navigation'],
		'sanitize_callback' => 'blogmarks_sanitize_checkbox',
	)
);
$wp_customize->add_control(
	new Blogmarks_Toggle_Control(
		$wp_customize,
		'sticky_article_navigation',
		array(
			'label'    => __( 'Show Sticky Next/Prev Article', 'blogmarks' ),
			'section'  => 'single_article_navigation_options',
			'priority' => 10,
		)
	)
);