function navigate(module, page, language, action)
	{
		if (module)
		{
			document.nav.module.value = module;
		}
		if (page)
		{
			document.nav.page.value = page;
		}
		if (action)
		{
			document.nav.action = action;
		}
		if (language)
		{
			document.nav.language.value = language;
		}
		document.nav.event.value = "nav";
		document.nav.submit();
	}