Ticket #12564: test-comment.php

<?php
/*
Plugin Name: Add Action to Submit button
Version: 0.1
Plugin URI: http://yoast.com/wordpress/
Description: 
Author: Joost de Valk
Author URI: http://yoast.com/
*/

function add_action_to_submit($buffer, $args) {
        $buffer .= '<script type="text/javascript" charset="utf-8">
        jQuery(document).ready(function() {
                jQuery(\'#'.$args['id_form'].'\').submit(function(){
                        alert(\'Handler for .submit() called.\');
                        return false;
                });
        });
        </script>';
        return $buffer;
}
add_filter('comment_form_output','add_action_to_submit',10,2);

wp_enqueue_script('jquery');
?>