include overlay.js when viewing the log, so that export works

web/skins/classic/includes/functions.php

@@ -192,7 +192,7 @@ echo output_link_if_exists( array(
   <script src="<?php echo cache_bust($skinJsFile) ?>"></script>
   <script src="js/logger.js"></script>
 <?php 
-  if ($basename == 'watch') {
+  if ($basename == 'watch' or $basename == 'log' ) {
   // This is used in the log popup for the export function. Not sure if it's used anywhere else
 ?>
 <script type="text/javascript" src="js/overlay.js"></script>