Código para imagens personalizadas em categorias no Novavideo

<?php 
/**
 * Template Name: Categories
 *
 * [MENTION=156547]pack[/MENTION]age WordPress
 * @subpackage Novavideo
 * @since Novavideo 1.0
 */

get_header(); ?>

    <?php if(have_posts()) : ?><?php while(have_posts()) : the_post(); ?>
        
            <div id="page" class="post-content">
            
                <?php the_content(); ?>
                
                <?php
                    $terms = get_terms("category", $args);
                    $count = count($terms);
                    $categories = array();
                    
                    if ($count > 0) {
                        
                    
                    
                    foreach ($terms as $term) {
                        
                    $args = array(
                        'post_type'        => 'post',
                        'posts_per_page'   => 1,
                        'show_count'       => 1,
                        'orderby'          => 'rand',
                        'post_status'      => 'publish',
                        'tax_query' => array(
                                            array(
                                                'taxonomy' => 'category',
                                                'field' => 'slug',
                                                'terms' => $term->slug
                                    		)
                                    	)
                    );
                    
                    $video_from_categorie = new WP_Query( $args );
                    
                    if( $video_from_categorie->have_posts() ){
                        
                        $video_from_categorie->the_post();
                        
                    }else{}
                    
                    $term->slug;
                    $term->name;
           
                ?>
        
            
        <?php
            }
            echo '</ul>';
            echo '<div class="clear"></div>';
            }
        ?>
        
        </div><!-- #page --> 
            
    <?php endwhile; ?>
    
    <?php endif; ?>
    
                <ul class="listing-cat border-radius-5 box-shadow">
                <li>
                <img width="210" height="142" src="URL IMAGEN"></a>
                <a href="URL CAT" title="TITULO CAT"><span>TITULO CAT</span></a>
                </li>                   
                </ul>

</div> <!-- #content -->

<?php get_sidebar(); ?>
<?php get_footer(); ?>