<?php
function simple_sitemap(){
	global $wpdb;
	$args = array('depth'        => 0,
		'show_date'    => NULL,
		'date_format'  => get_option('date_format'),
		'child_of'     => 0,
		'exclude'      => NULL,
		'include'      => NULL,
		'title_li'           => '<span class="subheader">固定ページの一覧</span>',
		'echo'         => 1,
		'authors'      => NULL,
		'sort_column'  => 'menu_order, post_title',
		'link_before'  => NULL,
		'link_after'   => NULL,
		'exclude_tree' => NULL ); 

	echo '<div id="sitemap"><ul>';
		wp_list_pages($args);
	echo '</ul>';

	$args = array('show_option_all'    => NULL,
		'orderby'            => 'name',
		'order'              => 'ASC',
		'show_last_update'   => 0,
		'style'              => 'list',
		'show_count'         => 0,
		'hide_empty'         => 1,
		'use_desc_for_title' => 1,
		'child_of'           => 0,
		'feed'               => NULL,
		'feed_type'          => NULL,
		'feed_image'         => NULL,
		'exclude'            => NULL,
		'exclude_tree'       => NULL,
		'include'            => NULL,
		'hierarchical'       => true,
		'title_li'           => '<span class="subheader">記事カテゴリ</span>',
		'number'             => NULL,
		'echo'               => 1,
		'depth'              => 0,
		'current_category'   => 0,
		'pad_counts'         => 0,
		'taxonomy'           => 'category',
		'walker'             => 'Walker_Category' );

        echo '<ul>';
	   echo wp_list_categories( $args );
	   echo '</ul>';
	echo '</div>';
}
add_shortcode('sitemap', 'simple_sitemap');
?>

/*ショートコードで[sitemap]と書くだけ*/