Enhance Pandora via Tampermonkey / Greasemonkey

pandora-enhancer-chrome.js

// ==UserScript==
// @name         Pandora Enhancer
// @namespace    https://www.pandora.com/
// @version      1.0
// @description  hides perma-sidebar for ads
// @author       www.github.com/RealDyllon
// @match        https://www.pandora.com/*
// @icon         https://www.google.com/s2/favicons?domain=pandora.com
// @require      https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js
// @require      https://gist.github.com/raw/2625891/waitForKeyElements.js
// @grant        GM_addStyle
// ==/UserScript==
//- The @grant directives are needed to restore the proper sandbox.
/* global $, waitForKeyElements */

(function() {
    'use strict';

    GM_addStyle(`
      .region-main--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .region-bottomBar--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .region-topBar--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .ButtonLink--nav--upgrade--darkTheme {
        display: none;
      }`);

    waitForKeyElements(".DisplayAdController", killNode);

    function killNode (jNode) {
        jNode.remove ();
    }

    console.log('Pandora Enhancer ran successfully!');
})();

pandora-enhancer-firefox.js

// ==UserScript==
// @name         Pandora Enhancer
// @namespace    https://www.pandora.com/
// @version      1.0
// @description  hides perma-sidebar for ads
// @author       www.github.com/RealDyllon
// @match        https://www.pandora.com/*
// @icon         https://www.google.com/s2/favicons?domain=pandora.com
// @require      https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js
// @require      https://gist.github.com/raw/2625891/waitForKeyElements.js
// @grant        GM_addStyle
// ==/UserScript==

(function() {
    'use strict';

    GM_addStyle(`
      .region-main--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .region-bottomBar--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .region-topBar--rightRail {
        width: 100% !important;
      }`);
    GM_addStyle(`
      .ButtonLink--nav--upgrade--darkTheme {
        display: none;
      }`);
    
    console.log('Pandora Enhancer ran successfully!');
})();