<!DOCTYPE html> <html> <head> <title>browser_toolbox_options_disablejs.html</title> <meta charset="UTF-8"> <style> div { width: 260px; height: 24px; border: 1px solid #000; margin-top: 10px; } iframe { height: 90px; border: 1px solid #000; } h1 { font-size: 20px } </style> <script type="application/javascript;version=1.8"> function log(msg) { let output = document.getElementById("output"); output.innerHTML = msg; } </script> </head> <body> <h1>Test in page</h1> <input id="logJSEnabled" type="button" value="Log JS Enabled" onclick="log('JavaScript Enabled')"/> <input id="logJSDisabled" type="button" value="Log JS Disabled" onclick="log('JavaScript Disabled')"/> <br> <div id="output">No output</div> <h1>Test in iframe</h1> <iframe src="browser_toolbox_options_disable_js_iframe.html"></iframe> </body> </html>