da1nonly

<?php
add_action('wp_ajax_and_action', 'add_next_post');

function add_next_post()
{
  $query_string = $_POST['query_string'];
  $offset = $_POST['paged'] * get_settings('posts_per_page');
  $per_page = get_settings('posts_per_page');
  
  query_posts("$query_string&offset=$offset&posts_per_page=$per_page");