Yes, you need JavaScript enabled for 9Now. The content or the functionality of 9Now can be limited or unavailable if JavaScript is disabled.
Please go through the support pages based on your browser to find instructions on how to enable (activate) JavaScript:
Google Chrome
https://support.google.com/chrome/answer/114662?hl=en
Safari
http://help.apple.com/safari/mac/9.0/#/ibrw1032
Internet Explorer
https://support.microsoft.com/en-us/kb/3135465
Mozilla Firefox
https://support.mozilla.org/en-US/kb/javascript-settings-for-interactive-web-pages