Greasemonkey script to hide the labels in Pivotal Tracker's story lists

hide_labels_in_pivotal_tracker_story_lists.user.js

// ==UserScript==
// @name        Hide labels in Pivotal Tracker story lists
// @namespace   http://shiftcommathree.com
// @description Hides the small green labels before each story title
// @include     http://www.pivotaltracker.com/projects/*
// @include     http://pivotaltracker.com/projects/*
// @author      Chris Kampmeier
// ==/UserScript==

function addGlobalStyle(css) {
  var head = document.getElementsByTagName('head')[0];
  if (!head) { return; }
  var style = document.createElement('style');
  style.setAttribute("type", "text/css");

  if (navigator.userAgent.indexOf('AppleWebKit/') > -1) {
    style.innerText = css;
  } else {
    style.innerHTML = css;
  }

  head.appendChild(style);
}

addGlobalStyle(
'div.storyPreviewText span.storyLabels {' +
'  display: none;' +
'}');