HEy,
I just found a little bug in your plugin code (file:wordpress-popular-posts.php) near line 132:
// has user set a title?
if ($instance['title'] != '') {
if ($instance['markup']['custom_html'] && $instance['markup']['title-start'] != "" && $instance['markup']['title-end'] != "" ) {
echo htmlspecialchars_decode($instance['markup']['title-start'], ENT_QUOTES) . $instance['title'], ENT_QUOTES . htmlspecialchars_decode($instance['markup']['title-end'], ENT_QUOTES);
} else {
echo $before_title . $instance['title'] . $after_title;
}
}
$instance['title'], ENT_QUOTES I suppose should be: $instance['title']
http://wordpress.org/extend/plugins/wordpress-popular-posts/