HTML is detected as Javascript with auto highlighting on · Issue #1544 · highlightjs/highlight.js · GitHub
![Loading Drupal pages in a hidden iframe throws the JavaScript error in Firefox [#1477236] | Drupal.org Loading Drupal pages in a hidden iframe throws the JavaScript error in Firefox [#1477236] | Drupal.org](https://www.drupal.org/files/drupal_hidden_iframe_error_in_firefox.png)
Loading Drupal pages in a hidden iframe throws the JavaScript error in Firefox [#1477236] | Drupal.org
![html - How to highlight text within an iframe using JavaScript while PDF files are within iframe - Stack Overflow html - How to highlight text within an iframe using JavaScript while PDF files are within iframe - Stack Overflow](https://i.stack.imgur.com/JCLMW.png)
html - How to highlight text within an iframe using JavaScript while PDF files are within iframe - Stack Overflow
![javascript - auto detect added class in highlight.js for dynamically added elements - Stack Overflow javascript - auto detect added class in highlight.js for dynamically added elements - Stack Overflow](https://i.stack.imgur.com/svLyz.png)
javascript - auto detect added class in highlight.js for dynamically added elements - Stack Overflow
![html - How to highlight text within an iframe using JavaScript while PDF files are within iframe - Stack Overflow html - How to highlight text within an iframe using JavaScript while PDF files are within iframe - Stack Overflow](https://i.stack.imgur.com/3B932.png)