custom3: sidebar-classes

<p style="font-weight:bold; color:#7c7c7c; font-size: .9em; margin-bottom:6px;">Click headings to see classes now offered.</p>
<!-- accordion dynamic -->
<div id="accordion" style="width:250px;">
<?php
    $args=array(
      'child_of' => 4,
      'orderby' => 'name',
      'order' => 'ASC',
      'hide_empty' => '0'
      );
    $categories=get_categories($args);
      foreach($categories as $category) {
        echo '<h3>' . $category->name . '</h3>
        <div>';
            global $post;
            $args = array( 'posts_per_page' => -1, 'category' => $category->term_id, 'orderby' => 'name', 'order' => 'ASC' );
            //alternatively this also works:  'nopaging' => true
            $courseposts = get_posts( $args );

            if (!$courseposts) {
                echo '<p style="color:#7c7c7c;">Call us and set up an appointment for personalized training.</p>';
                }
            else {
            foreach( $courseposts as $post ) :  setup_postdata($post);
            echo  '<p>       <a href="'   . get_permalink($post->ID) . ' "style="color:#7c7c7c; font-size:1em; text-decoration:none !important;"   id="sectionTitle" >' . get_the_title($post->ID) . '</a></p>';

            endforeach;
            }
        echo  '</div>
       ';
    }
?>
</div><!-- accordion -->
<p>&nbsp;</p>