Add html sitemap to pages

page-template.php

<div class="html-sitemap">
    <h2>Author(s):</h2>
    <ul class="sitemap-authors">
    <?php 
       //http://codex.wordpress.org/Function_Reference/wp_list_authors
       wp_list_authors('exclude_admin=1&optioncount=1');
    ?>
    </ul>
         
    <h2>Pages:</h2>
    <ul class="sitemap-pages">
    <?php
      //http://codex.wordpress.org/Function_Reference/wp_list_pages
      wp_list_pages('exclude=889&title_li='); //***Exclude page Id, separated by comma. I excluded the sitemap of this blog (page_ID=889).
    ?>
    </ul> 
      
    <h2>Posts:</h2>
    <ul>
    <?php
    //http://codex.wordpress.org/Function_Reference/get_categories
    $cats = get_categories('exclude='); //***Exclude categories by ID, separated by comma if you like.
     
    foreach ($cats as $cat) {
      echo '<li class="category">'."\n".'<h3><span class="grey">Category: </span>'.$cat->cat_name.'</h3>'."\n";
      echo '<ul class="cat-posts">'."\n";
       
      //http://codex.wordpress.org/Function_Reference/query_posts
      query_posts('posts_per_page=-1&cat='.$cat->cat_ID); //-1 shows all posts per category. 1 to show most recent post.
         
      //http://us3.php.net/while ; http://codex.wordpress.org/The_Loop ; http://codex.wordpress.org/The_Loop_in_Action
      //http://codex.wordpress.org/Function_Reference/the_time ;  http://codex.wordpress.org/Function_Reference/the_permalink 
      //http://codex.wordpress.org/Function_Reference/the_title ; http://codex.wordpress.org/Function_Reference/comments_number
      while(have_posts()): the_post(); 
         //http://codex.wordpress.org/Function_Reference/get_the_category
         $category = get_the_category();
         //Display a post once, even if it is in multiple categories/subcategories. Lists the post in the first Category displayed.
         if ($category[0]->cat_ID == $cat->cat_ID) {?>
            <li><?php the_time('M d, Y')?> &raquo; <a href="<?php the_permalink() ?>"  title="Permanent Link to: <?php the_title(); ?>">
            <?php the_title(); ?></a> (<?php comments_number('0', '1', '%'); ?>)</li>
       <?php } //endif
        endwhile; //endwhile
       ?>
      </ul> 
      </li>
    <?php } ?>
    </ul>
    <?php 
    //http://codex.wordpress.org/Function_Reference/wp_reset_query
    wp_reset_query(); 
    ?>   
    <h2>Archives:</h2>   
    <ul class="sitemap-archives">   
    <?php 
      //http://codex.wordpress.org/Function_Reference/wp_get_archives
      wp_get_archives('type=monthly&show_post_count=true'); 
    ?>   
    </ul>     
</div>