diff --git a/README.md b/README.md
index 5e48a22..d535f90 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
-# DriveWorks Live - Integration Theme Example - Simple Embedded Form
+# DriveWorks Live - Integration Theme Example - Embedded Form
 ### Release: 21.1
 #### Minimum DriveWorks Version: 18.0
 
-A distributable template that renders a predefined project into an embedded section of the page - set via a config file.
+A distributable template that renders a predefined Project into an embedded section of the page - set via a config file.
 
 ---
 
@@ -12,7 +12,7 @@ Join our [online community](https://my.driveworks.co.uk) for discussion, resourc
 ---
 
 ### Overview:
-- Dynamically injects the DriveWorks Live Client library script using the configured server url (see config.js).
+- Dynamically injects the DriveWorks Live Client library script using the configured server url (see `config.js`).
     - Provides an example of loading from a static URL, if preferred.
 - Connects to the DriveWorks Live Integration Theme API.
 - Renders a DriveWorks Form embedded within placeholder page content.
@@ -20,23 +20,23 @@ Join our [online community](https://my.driveworks.co.uk) for discussion, resourc
 - Optional loading state - to avoid an initial empty output.
 
 ### To use:
-1. Clone this repository, or download as a .zip
+1. Clone this repository, or download as a `.zip` file.
 
-2. Enter your Integration Theme details into `config.js`
+2. Enter your Integration Theme details into `config.js`.
     * `serverUrl` - The URL that hosts your Integration Theme, including any ports.
-    * `groupAlias` - The public alias created for the Group containing the project to render - as configured in DriveWorksConfigUser.xml.
+    * `groupAlias` - The public alias created for the Group containing the Project to render - as configured in `DriveWorksConfigUser.xml`.
         * This *must* be specified for each Group you wish to use.
         * This allows you to mask the true Group name publicly, if desired.
         * See [Integration Theme Settings](https://docs.driveworkspro.com/Topic/IntegrationThemeSettings) for additional guidance.
     * `projectName` - The name of the Project to render.
-    * `specificationPingInterval` - [optional] The interval at which to 'ping' the server automatically
+    * `specificationPingInterval` - [optional] The interval at which to 'ping' the server automatically.
         * This ensures a session is kept alive during inactivity, if desired.
 
 3. Ensure that the Integration Theme server is running, using any of the available methods (e.g. Personal Web Edition, DriveWorks Live, IIS).
     * For more information, see [Selecting the Integration Theme](https://docs.driveworkspro.com/Topic/IntegrationThemeSelect).
 
 4. Host the example locally or on a remote server.
-    * Ensure `<corsOrigins>` in DriveWorksConfigUser.xml permits requests from this location.
+    * Ensure `<corsOrigins>` in `DriveWorksConfigUser.xml` permits requests from this location.
     See [Integration Theme Settings](https://docs.driveworkspro.com/Topic/IntegrationThemeSettings) for additional guidance.
 
 ### Troubleshooting:
@@ -46,7 +46,7 @@ If encountering any issues, please check the browser's console for error message
 If you are unable to use the dynamic library loading demonstrated in this example:
 1. In `index.html`, uncomment "Option A" & replace "YOUR-DRIVEWORKS-LIVE-SERVER-URL.COM" with the URL of your own DriveWorks Live server that is serving `DriveWorksLiveIntegrationClient.min.js` - including any ports.
     * This should be the URL that hosts the Integration Theme, and serves it's landing page.
-    * To check that this URL is correct, attempt to load DriveWorksLiveIntegrationClient.min.js in a browser. It should return a minified code library.
+    * To check that this URL is correct, attempt to load `DriveWorksLiveIntegrationClient.min.js` in a browser. It should return a minified code library.
 2. Remove the "Option B" `<script>` tag.
 
 ### Potential Issues:
@@ -54,9 +54,9 @@ If you are unable to use the dynamic library loading demonstrated in this exampl
 * When serving this example for a domain different to your DriveWorks Live server, e.g. api.my-site.com from www.company.com, 'SameSite' cookie warnings may be thrown when the Client SDK attempts to store the current session id in a cookie.
     * This appears as "Error: 401 Unauthorized" in the browser console, even with the correct configuration set.
     * To resolve:
-        * Ensure you are running DriveWorks 18.2 or above
-        * Ensure HTTPS is enabled in DriveWorks Live's settings
-        * Ensure a valid SSL certificate has been configured via DriveWorksConfigUser.xml.
+        * Ensure you are running DriveWorks 18.2 or above.
+        * Ensure HTTPS is enabled in DriveWorks Live's settings.
+        * Ensure a valid SSL certificate has been configured via `DriveWorksConfigUser.xml`.
         * Ensure if using an incognito/private window, third-party cookies are not blocked (see browser settings).
         * See [Integration Theme Settings](https://docs.driveworkspro.com/Topic/IntegrationThemeSettings) for additional guidance.
 
diff --git a/index.html b/index.html
index c8289b7..71dc521 100644
--- a/index.html
+++ b/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!DOCTYPE html>
 <html lang="en">
 <head>
     <meta charset="utf-8">
@@ -122,8 +122,8 @@ <h1>Engage customers with a configurator embedded on your website.</h1>
          */
          function pingSpecification(specification) {
 
-            // Disable ping if interval is 0
-            if (config.specificationPingInterval === 0) {
+            // Disable ping if interval is 0, or not a number
+            if (typeof config.specificationPingInterval !== "number" || config.specificationPingInterval === 0) {
                 return;
             }