Index: wp-admin/admin-footer.php
===================================================================
--- wp-admin/admin-footer.php	(revision 10943)
+++ wp-admin/admin-footer.php	(working copy)
@@ -16,7 +16,7 @@
 <p id="footer-left" class="alignleft"><?php
 do_action( 'in_admin_footer' );
 $upgrade = apply_filters( 'update_footer', '' );
-echo '<span id="footer-thankyou">' . __('Thank you for creating with <a href="http://wordpress.org/">WordPress</a>.').'</span> | '.__('<a href="http://codex.wordpress.org/">Documentation</a>').' | '.__('<a href="http://wordpress.org/support/forum/4">Feedback</a>'); ?>
+echo apply_filters( 'admin_footer_text', '<span id="footer-thankyou">' . __('Thank you for creating with <a href="http://wordpress.org/">WordPress</a>.').'</span> | '.__('<a href="http://codex.wordpress.org/">Documentation</a>').' | '.__('<a href="http://wordpress.org/support/forum/4">Feedback</a>') ); ?>
 </p>
 <?php // if ( $is_IE ) browse_happy(); ?>
 <p id="footer-upgrade" class="alignright"><?php echo $upgrade; ?></p>