I was simply searching on google. Accidentally, I found few Simple but useful websites, which is listed below.

What Browser?


This website simply detect, which browser you are using and it version. Also notifies you about the newer version of the browser, if available and a download link will be provided.

This website also explains, what is a browser.

Javascript Enabled?

Both the above websites will check, whether Javascript is enabled on your browser or not.

Here you can find instructions on how to enable (activate) JavaScript in five most commonly used browsers, google chrome, mozilla firefox, internet explorer, apple safari, opera.