Can you please try a cache clear?
If you're unsure of how to do this, this link provides a step by step guide on how to clear the browser cache.
http://support.chess.com/Troubleshooter/Step/View/2
Please let me know if you're still having troubles :)
Since the completion of the site maintenance, I get 'loading' when trying to jump to play live chess page but never get past it. Do I need to update something?