Open Youtube video on KODI

Open Youtube on KODI.user.js

// ==UserScript==
// @name        Open Youtube on KODI
// @namespace   https://github.com/Bolukan/
// @version     0.2
// @date        2018-10-24
// @description Open current youtube video on KODI
// @author      Bollie
// @copyright   2018, Bollie
// @homepage    https://github.com/Bolukan/
// @compatible  chrome
// @compatible  firefox
// @compatible  opera
// @compatible  safari
// @license     MIT https://opensource.org/licenses/MIT
// @match       *://*.youtube.com/*
// ==/UserScript==

(function() {
    'use strict';

    if (document.getElementById("polymer-app") || document.getElementById("masthead") || window.Polymer) {
    setInterval(function() {
        if (window.location.href.indexOf("watch?v=") < 0) {
            return false;
        }
        if (document.getElementById("count") && document.getElementById("PlayOnKodi") === null) {
            Addytpolymer();
        }
    }, 100);
}

function Addytpolymer() {
    var sid=window.location.href.substring(window.location.href.indexOf("watch?v=")+8);
    var buttonDiv = document.createElement("span");
    buttonDiv.style.width = "100%";
    buttonDiv.id = "PlayOnKodi";
    var addButton = document.createElement("a");
    addButton.appendChild(document.createTextNode("Play on KODI"));
    addButton.style.width = "100%";
    addButton.style.backgroundColor = "#15388c";
    addButton.style.color = "white";
    addButton.style.textAlign = "center";
    addButton.style.padding = "5px 10px";
    addButton.style.margin = "0px 10px";
    addButton.style.fontSize = "14px";
    addButton.style.border = "0";
    addButton.style.cursor = "pointer";
    addButton.style.borderRadius = "2px";
    addButton.style.fontFamily = "Roboto, Arial, sans-serif";
    addButton.style.textDecoration = "none";
    addButton.href = "http://192.168.1.60/jsonrpc?request="+encodeURIComponent('{"jsonrpc":"2.0","method":"Player.Open","params":{"item":{"file":"plugin://plugin.video.youtube/play/?video_id='+sid+'"}},"id":1}');
    addButton.target = "_blank";
    buttonDiv.appendChild(addButton);
    var targetElement = document.querySelectorAll("[id='count']");
    for (var i = 0; i < targetElement.length; i++) {
        if (targetElement[i].className.indexOf("ytd-video-primary-info-renderer") > -1) {
            targetElement[i].appendChild(buttonDiv);
        }
    }
}

})();