If you are using JavaScript in your web application and you want to detect if JavaScript is disabled in the web browser and show error message accordingly.
In this case , you can add the <noscript> tag and show the warning message to the user accordingly.
<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>Ginktage.com Home Page</title> <script language="javascript" type="text/javascript"> document.write('Welcome to Ginktage.com JavaScript Tutorial'); // This is single line comment /* This is a multi line comment 1 This is a multi line comment 2 */ </script> <noscript> Sorry !!! You dont have JavaScript enabled on your browser. </noscript> </head> <body> </body> </html>