// Top post by views in last 3 day's
<ul>
<?php
function filter_where($where = '') {
$where .= " AND post_date > '" . date('Y-m-d', strtotime('-3 days')) . "'";
return $where;
}
add_filter('posts_where', 'filter_where');
query_posts('post_type=post&posts_per_page=5&orderby=post_views_count&order=DESC');
while (have_posts()): the_post(); ?>
<li><a href="<?php the_permalink(); ?>" title="<?php printf(esc_attr('Permalink to %s'), the_title_attribute('echo=0')); ?>" rel="bookmark"><?php the_title(); ?></a></li>
<?php
endwhile;
wp_reset_query();
?>
</ul>
</ul>
