ISO8601 format (yyyy-MM-ddTHH:mm:ss.SSSZ) not supported

```
What steps will reproduce the problem?
1. Date.parse(new Date().toISOString());

What is the expected output? What do you see instead?
Expected: a date string.
Instead: null

What version of the product are you using? On what operating system?
1.0 Alpha-1

Please provide any additional information below.
* Firefox, Chrome and Safira return toISOString in the format
yyyy-MM-ddTHH:mm:ss.SSSZ
* IE and Opera return toISOString in the format yyyy-MM-ddTHH:mm:ssZ
```

Original issue reported on code.google.com by `Raymond....@gmail.com` on 4 Feb 2011 at 2:11