// ==UserScript== // @name Private_Notes_4_Games // @namespace DanWL // @description Makes it possible to write notes for games // @include https://www.warzone.com/MultiPlayer?GameID=* // @version 1.0.0.3 // @grant none // @downloadURL none // ==/UserScript== var GameID = location.href.split(/\?GameID=/i)[1]; function addButton(text, onclick, cssObj) { cssObj = cssObj || {position: 'absolute', bottom: '7%', left:'4%', 'z-index': 3} let button = document.createElement('button'), btnStyle = button.style document.body.appendChild(button) button.innerHTML = text button.onclick = onclick Object.keys(cssObj).forEach(key => btnStyle[key] = cssObj[key]) return button } function createUI() { var multiplayer_dropdown = document.getElementsById('#ujs_CurrentStatus'); var GameNotesBtn = addButton('Convert to single player', () => console.log('hello')); multiplayer_dropdown.appendChild(GameNotesBtn); } createUI();