--- ajax_comments.js.orig	2010-02-11 13:14:54.406250000 +0100
+++ ajax_comments.js	2010-02-11 13:15:10.703125000 +0100
@@ -407,7 +407,7 @@ Drupal.behaviors.ajax_comments_pager = f
  */
 Drupal.turn_over_page = function(target, url, scroll, success_callback, error_callback) {
   if (target.length && url) {
-    ajaxPath = url.replace(/(.*?)\?(.*?)/g, '/ajax_comments/js_load_thread/' + Drupal.settings.ajax_comments_nid + '?$2');
+    ajaxPath = url.replace(/(.*?)\?(.*?)/g, Drupal.settings.basePath + '/ajax_comments/js_load_thread/' + Drupal.settings.ajax_comments_nid + '?$2');
     $.ajax({
       url: ajaxPath,
       type: 'GET',