e="position: absolute; bottom: 5px;">near bottom</button>

  <script>
    var msg1 = "Tooltip widget. Appears next to the cursor when over an " +
      "attached element or next to the element if it's active.";
    var tooltip1 = new goog.ui.Tooltip('btn1', msg1);

    var tooltip2 = new goog.ui.Tooltip('btn2');
    tooltip2.className = 'tooltip2';
    tooltip2.setSafeHtml(goog.html.testing.newSafeHtmlForTest(
      "This is message two, using a different class name for the tooltip and " +
      "<strong>HT