add widget functions

/**
 * WordPress Widgets start right here.
 */
function responsive_child_widgets_init() {

	register_sidebar(array(
		'name' => __('Shop', 'responsive'),
		'description' => __('Area A - sidebar-shop.php', 'responsive'),
		'id' => 'shop-sidebar',
		'before_title' => '<div class="widget-shop"><h3>',
		'after_title' => '</h3></div>',
		'before_widget' => '<div id="%1$s" class="widget-wrapper %2$s">',
		'after_widget' => '</div>'
	));
}

add_action('widgets_init', 'responsive_child_widgets_init');