--- a/www-thermferm/index.php	Thu Sep 17 13:15:23 2015 +0200
+++ b/www-thermferm/index.php	Thu Sep 17 15:52:46 2015 +0200
@@ -157,6 +157,7 @@
 $outstr .= '  <script type="text/javascript" src="jqwidgets/jqxdraw.js"></script>'.PHP_EOL;
 $outstr .= '  <script type="text/javascript" src="jqwidgets/jqxdata.js"></script>'.PHP_EOL;
 $outstr .= '  <script type="text/javascript" src="jqwidgets/jqxdata.export.js"></script>'.PHP_EOL;
+$outstr .= '  <script type="text/javascript" src="jqwidgets/jqxtooltip.js"></script>'.PHP_EOL;
 $outstr .= ' </head>'.PHP_EOL;
 
 $outstr .= ' <body class="default">'.PHP_EOL;