Customizing <noscript> and <meta> Tags for Non-JavaScript Crawlers

The following sample controller file customizes the <noscript> message and <meta> tags for crawlers that do not process JavaScript.

Note:

Because the controller file is served for each page of the web site, the same meta tag would appear on every page.
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="initial-scale=1">
<meta name="description" content="A site with interesting content">
<script type="text/javascript">
var SCS = { sitePrefix: '/SampleSite/' };
</script>
<script src="/SampleSite/_sitesclouddelivery/renderer/controller.js"></script>
</head>
<body id="scsControllerBody"><noscript>Please enable JavaScript to view this site properly.</noscript>
<img id="scsWaitImage" style="display: none; margin-top: 5%; margin-left: auto; margin-right: auto;" src="data:image/png;base64,..." />
</body></html>