[rrss1122]

If you just want to block javascript and you use Chrome, you can use the dev tools. Open dev tools, click the three-bullets menu icon, click settings, then in General click Disable Javascript. You don't get a whitelist, but it's something.

[vorotato]

Actually you can whitelist. Right click the lock next to the url you want to whitelist, you'll see all KINDS of things to allow or block.