Fullscreen and miniview mode fixed; Playlist tab on video page

FoxTube/App.xaml.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Runtime.InteropServices.WindowsRuntime;
@@ -47,6 +48,14 @@ namespace FoxTube
             } catch { }
             try
             {
+                if (settings.Values["language"] == null)
+                {
+                    List<string> cultures = new List<string>() { "ua", "ru", "by", "kz", "kg", "md", "lv", "ee" };
+                    if (cultures.Contains(CultureInfo.InstalledUICulture.ThreeLetterISOLanguageName))
+                        settings.Values.Add("language", "ru-RU");
+                    else
+                        settings.Values.Add("language", "en-US");
+                }
                 ApplicationLanguages.PrimaryLanguageOverride = (string)settings.Values["language"];
             }
             catch { }