HTMLDocument doc = (HTMLDocument) navigation.getDocument ();
HTMLFormElement form = (HTMLFormElement) doc.getForms (). Item (0);
form.submit ();

Back to the issue of access to the incident to call on the elements above and IE as the main source of the different webbrowser, it must be converted into the corresponding strong HTMLFormElement HTMLInputElement HTMLLinkElement ... ... can we call the type of event that corresponds to, as a direct call JS functions look forward to next time decomposition of it