// TODO
2. Support relative name (#foobar)
3. Title (CommandTarget?)
4. EXP: Inheriting the history from one Explorer to another
8. Support ASYNC non-OLE object
9. IServiceProvider
10. 1024 vs. MAX_PATH

// DONE
1. Enable object cache when JeremyS fixed his bugs.
5. IE96: Disable accelerator if addressbar has the focus
6. Implement Invoke(Go Home/Search)
7. Implement Invoke(Get Document)