update the js code to display the banner correctly

banner.html

@@ -19,22 +19,19 @@
 
 <script>
 
-  // Function to extract the last two characters from the URL path to determine the language, adjusting for .html extension
+  // Function to extract the last two characters from the URL path
   function getLanguageFromURL() {
-    let path = window.location.pathname;
+    const path = window.location.pathname.split('/');
 
-    // Check if the URL ends with .html and remove it
-    if (path.endsWith('.html')) {
-      path = path.substring(0, path.length - 5);
+    if (path.length > 1) {
+      return path[1]; // Assume the language code is the second segment
     }
 
-    // Extract the last two characters for the language code
-    const lang = path.substr(-2);
-    return lang;
+    return '';
   }
 
   const language = getLanguageFromURL();
-  const supportedLanguages = ['fr', 'es', 'vn', 'jp', 'pt', 'tr', 'ru'];
+  const supportedLanguages = ['fr', 'es', 'vn', 'jp', 'pt', 'tr', 'ru', 'en'];
   const defaultLanguage = 'en';
   const isSupportedLanguage = supportedLanguages.includes(language);