How do I use Greasemonkey and Jquery to hide an HTML element with a certain class? - Stack Overflow

How do I use Greasemonkey and Jquery to hide an HTML element with a certain class? - Stack Overflow

That script has 3 problems (worst first):

1. The @require directive is outside the metadata block. This means that Greasemonkey ignores it as just an ordinary javascript comment.
2. There is no @include or @match directive. This means that the script will fire on every page and iframe of every site! (Crashing some of them, and chewing up resources.)
3. @grant none means that the script will interfere with and crash all or part of many sites.

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