CollabEdit RunJS button

// ==UserScript==
// @name         CollabEdit RunJS
// @namespace    Butts
// @version      0.1
// @description  Adds a RunJS button to the editor page on collabedit.com
// @author       Taw
// @match        http*://collabedit.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    if (document.querySelector("#sidebar_div")) {
        var div = document.querySelector("#sidebar_div");
        div.insertAdjacentHTML('beforebegin','<button id="runbtn" onclick=\'var i = document.querySelector("#frame_the_input");var d = i.contentDocument || i.contentWindow.document; if (d){t = d.getElementById("textarea"); eval(t.value)}\'>Run JS in Browser Console</button>');
    }
})();