Loads the next URL from the History list.
Returns S_OK if successful, or an error value otherwise.
This method performs the same action as when a user clicks the Forward button in the browser. Calling the IOmHistory::forward method works the same as calling the IOmHistory::go method with a parameter of
1. An error does not occur if the user tries to go beyond the end of the history. Instead, the user remains at the current page.