...

src/main/resources/templates/fragments/header.html

@@ -4,7 +4,7 @@
     <header>
         <table >
             <tr id="top">
-                <td><h2><a aria-label="licenses" style="color: white" href="../" title="Gmail">HOME</a></h2></td>
+                <td><h2><a aria-label="licenses" style="color: white" href="javascript:mainPath()" title="Gmail">HOME</a></h2></td>
             </tr>
         </table>
     </header>

src/main/resources/templates/fragments/includes.html

@@ -6,8 +6,9 @@
     <meta name="Referrer" content="origin"/>
     <meta http-equiv="X-UA-Compatible" content="IE=edge"/>
     <meta name="viewport" content="width=device-width,height=device-height,initial-scale=1"/>
+    <script type="text/javascript"   th:src="@{https://code.jquery.com/jquery-3.5.1.min.js}" crossorigin="anonymous"></script>
     <link th:href="@{/css/common.css}" rel="stylesheet" />
-    <script type="text/javascript" th:src="@{/js/common.js}"></script>
     <script async th:src="@{https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-9504446465764716}"  crossorigin="anonymous"></script>
+    <script type="text/javascript" th:src="@{/js/common.js}"></script>
 </th:block>
 </html>