gistfile1.txt

CmdUtils.CreateCommand({
  name: "get-page-title",
  preview: function(previewBlock) {
    Utils.parseRemoteDocument(
      "http://www.google.com/", // URL
      null, // post data
      function(doc) { // success callback
        var title = jQuery("head > title", doc).text();
        previewBlock.innerHTML = "Google's page title is: <b>" + title + "</b>";
      },
      function() { // error callback
        previewBlock.innerHTML = "Error!";
      }
    );
  }
});