private async void ResponceCode_LoadCompleted(object sender, NavigationEventArgs e)
        {
            if (count == 0)
            {
                string functionString = String.Format("document.getElementById('uname').innerText = '{0}';", obj.eclassUsername);
                await ResponceCode.InvokeScriptAsync("eval", new string[] { functionString });

                functionString = String.Format("document.getElementById('pass').innerText = '{0}';", obj.eclassPass);
                await ResponceCode.InvokeScriptAsync("eval", new string[] { functionString });

                functionString = String.Format("document.getElementsByTagName('button')[document.getElementsByTagName('button').length-1].click();");
                await ResponceCode.InvokeScriptAsync("eval", new[] { functionString });

                count++;
            }
            else if (count == 1)
            {
                ResponceCode.Navigate(new Uri("https://eclass.aueb.gr/modules/announcements/?course=" + courseCodeRequested));
                count++;
            }
            else if (count == 2)
            {
                var scode = await ResponceCode.InvokeScriptAsync("eval", new string[] { "document.documentElement.outerHTML;" });

                var doc = new HtmlDocument();
                doc.LoadHtml(scode);
                var value = doc.DocumentNode.Descendants("a").Where(x => x.Attributes.Contains("href"));
                var myval = value.Where(y => y.Attributes["href"].Value.Contains("/modules/announcements/rss.php"));
                if (eclassUID.Equals(""))
                {
                    eclassUID = (myval.First().Attributes["href"].Value.Split('&').GetValue(1).ToString()).Split('=').Last().ToString();
                    await StoreUserIdAsync(eclassUID);
                }
                else
                {
                    announcementToken = new Model.AnnouncementToken()
                    {
                        ID = courseCodeRequested, Token = (myval.First().Attributes["href"].Value.Split('&').GetValue(2).ToString()).Split('=').Last().ToString()
                    };
                }

                count++;
                ResponceCode.Navigate(new Uri("https://eclass.aueb.gr/"));
            }
            else if (count == 3)
            {
                if (!eclassUID.Equals(""))
                {
                    correctCourses();
                }

                count++;
            }
        }
        private async void correctCourses()
        {
            CoursesViewer.IsHitTestVisible = false;
            ProgressUpdate.IsActive        = true;
            ProgressUpdate.Visibility      = Visibility.Visible;
            CoursesViewer.Visibility       = Visibility.Collapsed;
            if (obj.eclassUID == null)
            {
                obj.eclassUID = eclassUID;
            }
            foreach (Course course in Ycourses)
            {
                if (course.MyAnnouncements.Count == 0)
                {
                    try
                    {
                        var url = "http://auebunofficialapi.azurewebsites.net/Announcements/Details/" + course.Id;
                        Model.AnnouncementToken announcement;
                        var response = await url.GetAsync().ReceiveString();

                        announcement           = JsonConvert.DeserializeObject <Model.AnnouncementToken>(response);
                        course.Ans             = c = new EclassRssParser("https://eclass.aueb.gr/modules/announcements/rss.php?c=" + course.Id + "&uid=" + obj.eclassUID + "&token=" + announcement.Token);
                        course.MyAnnouncements = c.Announcements;
                    }
                    catch (FlurlHttpException)
                    {
                        courseCodeRequested = course.Id;
                        var url = "https://eclass.aueb.gr/modules/announcements/?course=" + course.Id;
                        count = 2;
                        ResponceCode.Navigate(new Uri(url));
                        await Task.Delay(1400);

                        course.Ans             = c = new EclassRssParser("https://eclass.aueb.gr/modules/announcements/rss.php?c=" + announcementToken.ID + "&uid=" + obj.eclassUID + "&token=" + announcementToken.Token);
                        course.MyAnnouncements = c.Announcements;
                        var urlCreate = "http://auebunofficialapi.azurewebsites.net/Announcements/Create/";
                        var response  = await urlCreate.PostUrlEncodedAsync(new { ID = announcementToken.ID, Token = announcementToken.Token });
                    }
                }
            }
            CoursesViewer.IsHitTestVisible = true;
            ProgressUpdate.IsActive        = false;
            ProgressUpdate.Visibility      = Visibility.Collapsed;
            CoursesViewer.Visibility       = Visibility.Visible;
        }
        private async void An_LoadedAsync(object sender, RoutedEventArgs d)
        {
            await FilCoursesAsync();

            ResponceCode.Navigate(new Uri("https://eclass.aueb.gr"));
        }