Creates a button container, under the video, onto which buttons can be added
Tento skript by nemal byť nainštalovaný priamo. Je to knižnica pre ďalšie skripty, ktorú by mali používať cez meta príkaz // @require https://update.greasyfork.org/scripts/2104/5493/YouTube%20-%20Button%20Container%20%28%40require%29.js
Syntax: addButtonToContainer( text, func [, ID] );
Arguments:
Example:
addButtonToContainer('A Test Button', function () { alert('Test.'); }, 'test-button');