      *                     implement Hashable. The signature should be
      *                     "function (obj) :*", where the return type is
      *                     numeric or String. Two objects that are equals
-     *                     according to the specified equalsFn *must*
+     *                     according to the specified equalsFn <b>must</b>
      *                     generate equal values when passed to the hashFn.
      */
     public function HashMap (

        return keys;
    }

    // documentation inherited from interface Map
    public function values () :Array
    {
        var vals :Array = new Array();


    /**
     * Return a Hashable that represents the key.
     * @private
     */
    protected function keyFor (key :Object) :Hashable
    {
