code: function(state, title, url) {
        var t = document.title;
        if (lastTitle != null) {
          document.title = lastTitle;
        }
        historyPushState && fastFixChrome(historyPushState, arguments);
        changeState(state, url);
        document.title = t;
        lastTitle = title;
      }
docs: The method adds a state object entry
  to the history.
  
  @namespace history
  @param {Object} state
  @param {string} title
  @param {string} [url]