noscript

Support

Indicates alternative content to be displayed for browsers that do not support scripting.

The noscript element is used to specify HTML content that should only be visible in browsers that do not support scripting.

Example

<head>
<script type="text/javascript">
</script>
</head>
<body>
<noscript>
You must enable JavaScript in your browser to use this site!
</noscript>
</body>