/// <summary>
        /// Raises the <see cref="StartNavigate"/> event
        /// </summary>
        /// <exception cref="ArgumentNullException">Thrown when BrowserExtendedNavigatingEventArgs is null</exception>
        protected void OnStartNavigate(BrowserExtendedNavigatingEventArgs e)
        {
            if (e == null)
            {
                throw new ArgumentNullException("e");
            }

            if (this.StartNavigate != null)
            {
                this.StartNavigate(this, e);
            }
        }
        /// <summary>
        /// Raises the <see cref="StartNewWindow"/> event
        /// </summary>
        /// <exception cref="ArgumentNullException">Thrown when BrowserExtendedNavigatingEventArgs is null</exception>
        protected void OnStartNewWindow(BrowserExtendedNavigatingEventArgs e, NativeMethods.NWMF flags)
        {
            if (e == null)
            {
                throw new ArgumentNullException("e");
            }

            if ((flags & NativeMethods.NWMF.NWMF_SUGGESTWINDOW) == NativeMethods.NWMF.NWMF_SUGGESTWINDOW)
            {
                InvokeStartNewWindow(e);
            }
            else
            {
                InvokeStartNewTab(e);
            }
        }
        void browser_StartNewWindow(object sender, BrowserExtendedNavigatingEventArgs e)
        {
            var index = tbMain.SelectedIndex;
            var tab   = CreateNewBrowserTab();
            var page  = new BrowserPage();

            e.AutomationObject   = _browserTabs[tab].ActiveXInstance;
            tbMain.SelectedIndex = index;
            tbMain.Items.Remove(tab);
            page.Closing += page_Closing;
            page.AssignTab(tab, _browserTabs[tab]);

            //page.Show();
            //e.Cancel = true;
            //_browserTabs[tab].Navigate(e.Url);
            //Navigate(e.Url.ToString());
        }
            //Implement whichever events you wish
            public void BeforeNavigate2(object pDisp, ref object URL, ref object flags, ref object targetFrameName, ref object postData, ref object headers, ref bool cancel)
            {
                Uri urlUri = new Uri(URL.ToString());

                string tFrame = null;

                if (targetFrameName != null)
                {
                    tFrame = targetFrameName.ToString();
                }

                BrowserExtendedNavigatingEventArgs args = new BrowserExtendedNavigatingEventArgs(pDisp, urlUri, tFrame);

                _Browser.OnStartNavigate(args);

                cancel = args.Cancel;
                pDisp  = args.AutomationObject;
            }