Index: wp-admin/includes/meta-boxes.php
===================================================================
--- wp-admin/includes/meta-boxes.php	(revision 12258)
+++ wp-admin/includes/meta-boxes.php	(working copy)
@@ -376,7 +376,7 @@
 <input name="advanced_view" type="hidden" value="1" />
 <p class="meta-options">
 	<label for="comment_status" class="selectit"><input name="comment_status" type="checkbox" id="comment_status" value="open" <?php checked($post->comment_status, 'open'); ?> /><?php _e('Allow Comments on this page.') ?></label><br />
-	<label for="ping_status" class="selectit"><input name="ping_status" type="checkbox" id="ping_status" value="open" <?php checked($post->ping_status, 'open'); ?> /><?php printf( __('Allow <a href="%s" target="_blank">trackbacks and pingbacks</a> on this page.'),_c('http://codex.wordpress.org/Introduction_to_Blogging#Managing_Comments','Url to codex article on Managing Comments')); ?></label>
+	<label for="ping_status" class="selectit"><input name="ping_status" type="checkbox" id="ping_status" value="open" <?php checked($post->ping_status, 'open'); ?> /><?php printf( __('Allow <a href="%s" target="_blank">trackbacks and pingbacks</a> on this page.'),_x('http://codex.wordpress.org/Introduction_to_Blogging#Managing_Comments','Url to codex article on Managing Comments')); ?></label>
 </p>
 <?php
 }