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Hide a Comment List

Hide a comment list on ニコニコ生放送

As of 2019-05-10. See the latest version.

// ==UserScript==
// @name         Hide a Comment List
// @namespace    https://greasyfork.org/users/19523
// @version      0.1
// @description  Hide a comment list on ニコニコ生放送
// @author       crzorz
// @match        https://live2.nicovideo.jp/watch/*
// @grant        none
// ==/UserScript==

document.querySelector('button[class*="comment-button"]').addEventListener('click', function () {
  var button, panel;
  if (!button) {
    button = document.querySelector('button[class*="comment-button"]');
    panel = document.querySelector('div[class*="comment-panel"]');
  }
  if (button.dataset.toggleState.toLowerCase() === 'true') {
    panel.style.visibility = 'hidden';
  } else {
    panel.style.visibility = '';
  }
});