Helper for frames navigation with Firebug

frame.js

var frame = {
  _names: {},
  list: function () {
    var self = this;
    [].forEach.call(document.querySelectorAll('frame, iframe'), function (e) {
      self._names[e.name] = e.contentWindow;
      console.log(e.name);
    });
  },
  cd: function (name) {
    if (!this._names[name]) {
      this.list();
    }
    if (!this._names[name]) {
      console.log("Unknown frame");
    } else {
      cd(this._names[name]);
    }
  }
}