Initial code using Drupal 6.38

modules/forum/forum-submitted.tpl.php

@@ -0,0 +1,27 @@
+<?php
+
+/**
+ * @file forum-submitted.tpl.php
+ * Default theme implementation to format a simple string indicated when and
+ * by whom a topic was submitted.
+ *
+ * Available variables:
+ *
+ * - $author: The author of the post.
+ * - $time: How long ago the post was created.
+ * - $topic: An object with the raw data of the post. Unsafe, be sure
+ *   to clean this data before printing.
+ *
+ * @see template_preprocess_forum_submitted()
+ * @see theme_forum_submitted()
+ */
+?>
+<?php if ($time): ?>
+  <?php print t(
+  '@time ago<br />by !author', array(
+    '@time' => $time,
+    '!author' => $author,
+    )); ?>
+<?php else: ?>
+  <?php print t('n/a'); ?>
+<?php endif; ?>