Create the generateID() helper

index.html

@@ -169,6 +169,8 @@
             </div>
         </div>
         <script>
+         const characterIDChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
+
          const checkLocalStorage = () => {
              let storage;
              try {
@@ -189,6 +191,16 @@
              }
          };
 
+         const generateID = () => {
+             var result = "";
+
+             for (var i = 0; i < 16; i++) {
+                 result += characterIDChars.charAt(Math.floor(Math.random() * characterIDChars.length));
+             }
+
+             return result;
+         };
+
          document.addEventListener(
              "DOMContentLoaded",
              () => {