Common subdirectories: service_links/css and service_linksNEW/css
Common subdirectories: service_links/images and service_linksNEW/images
Common subdirectories: service_links/js and service_linksNEW/js
diff -up service_links/service_links.admin.inc service_linksNEW/service_links.admin.inc
--- service_links/service_links.admin.inc	2009-08-18 17:54:03.000000000 +0000
+++ service_linksNEW/service_links.admin.inc	2009-11-26 18:30:00.000000000 +0000
@@ -126,7 +126,8 @@ function service_links_admin_settings() 
       '#type' => 'select',
       '#title' => t('How generate short links'),
       '#default_value' => variable_get('service_links_short_links_type', 1),
-      '#options' => array(1 => t('Use node/xxx alias'), 2 => t('Use TinyURL.com service'), 3 => t('Redirect only the Domain name'), 4 => t('Combo: domain redirect and node/xxx alias')),
+      '#description' => t('If you select "Short URL," it will use the service selected with the <a href="@shorten">Shorten URLs module</a>. If you have not enabled the module, Service Links will default to TinyURL.', array('@shorten' => 'http://drupal.org/project/shorten')),
+      '#options' => array(1 => t('Use node/xxx alias'), 2 => t('Use Short URL'), 3 => t('Redirect only the Domain name'), 4 => t('Combo: domain redirect and node/xxx alias')),
     );
     $form['short_links']['service_links_domain_redirect'] = array(
       '#type' => 'textfield',
diff -up service_links/service_links.module service_linksNEW/service_links.module
--- service_links/service_links.module	2009-11-14 00:41:31.000000000 +0000
+++ service_linksNEW/service_links.module	2009-11-26 18:21:54.000000000 +0000
@@ -314,8 +314,13 @@ function service_links_short_url($url, $
       //with alias = true dont transform with path
       return url("node/$nid", array('absolute' => TRUE, 'alias' => TRUE));
     case 2:
-      $turl = drupal_http_request('http://tinyurl.com/api-create.php?url='. $url);
-      $turl = (isset($turl->data) && ($turl->code == 200)) ? $turl->data : $url;
+      if (module_exists('shorten')) {
+        $turl = shorten_url($url);
+      }
+      else {
+        $turl = drupal_http_request('http://tinyurl.com/api-create.php?url='. $url);
+        $turl = (isset($turl->data) && ($turl->code == 200)) ? $turl->data : $url;
+      }
       return $turl;
     case 3:
       $burl = variable_get('service_links_domain_redirect', NULL);
Common subdirectories: service_links/services and service_linksNEW/services
Only in service_linksNEW/: .svn
Common subdirectories: service_links/translations and service_linksNEW/translations