 d;
        assert_equals(typeof a, 'string', 'first arg');
        assert_equals(b, location.href, 'second arg');
        assert_equals(typeof c, 'number', 'third arg');
    });
    setTimeout("{", 10);
    setTimeout(function(){
        t.step(function(){
            assert_true(ran, 'ran');
            t.done();
        });
        t_col.step(function(){
            assert_equals(typeof col_value, 'number', 'fourth arg');
            t_col.done();
        });
    }, 20);
  </script>
 </body>
</html>
