--- inline.module	2008-01-21 17:39:41.000000000 +0100
+++ inline.new.module	2008-01-21 17:46:49.000000000 +0100
@@ -271,6 +271,7 @@ function theme_inline_img($file, $field)
     $attributes = array(
       'class' => 'inline-image-link',
       'title' => t("View") .': '. $title,
+      'rel' => 'lightbox',
     );
     $html = l($image, $file->filepath, $attributes, NULL, NULL, FALSE, TRUE);
   }