Index: src/wp-admin/options-permalink.php
===================================================================
--- src/wp-admin/options-permalink.php	(revision 30275)
+++ src/wp-admin/options-permalink.php	(working copy)
@@ -181,7 +181,7 @@
 <form name="form" action="options-permalink.php" method="post">
 <?php wp_nonce_field('update-permalink') ?>
 
-  <p><?php _e('By default WordPress uses web <abbr title="Universal Resource Locator">URL</abbr>s which have question marks and lots of numbers in them; however, WordPress offers you the ability to create a custom URL structure for your permalinks and archives. This can improve the aesthetics, usability, and forward-compatibility of your links. A <a href="http://codex.wordpress.org/Using_Permalinks">number of tags are available</a>, and here are some examples to get you started.'); ?></p>
+  <p><?php _e('By default, WordPress uses web <abbr title="Universal Resource Locator">URL</abbr>s which have question marks and lots of numbers in them; however, WordPress offers you the ability to create a custom URL structure for your permalinks and archives. This can improve the aesthetics, usability, and forward-compatibility of your links. Here are some examples to get you started.'); ?></p>
 
 <?php
 if ( is_multisite() && !is_subdomain_install() && is_main_site() ) {
@@ -229,6 +229,7 @@
 		<td>
 			<code><?php echo get_option('home') . $blog_prefix; ?></code>
 			<input name="permalink_structure" id="permalink_structure" type="text" value="<?php echo esc_attr($permalink_structure); ?>" class="regular-text code" />
+			<p><a href="http://codex.wordpress.org/Using_Permalinks#Structure_Tags" target="blank"><?php _e('Available tags:'); ?></a> <code title="4-digit year of the post">%year%</code>, <code title="2-digit month of the year">%monthnum%</code>, <code title="day of the month">%day%</code>, <code title="hour of the day">%hour%</code>, <code title="minute of the hour">%minute%</code>, <code title="second of the minute">%second%</code>, <code title="the unique post ID">%post_id%</code>, <code title="post slug">%postname%</code>, <code title="category slug">%category%</code>, <code title="sanitized author name">%author%</code></p>
 		</td>
 	</tr>
 </table>