diff --git a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
index 6f3bad02..6b976e58 100644
--- a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
+++ b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
@@ -224,6 +224,9 @@
     <Compile Include="Utility\Lui\Button\LinkButton.cs" />
     <Compile Include="Utility\StringManager.cs" />
     <Compile Include="Utility\URLList.cs" />
+    <Compile Include="Utility\Utilities.cs">
+      <SubType>Code</SubType>
+    </Compile>
     <Compile Include="Utility\XmlApi.cs" />
     <Compile Include="Utility\XmlFeed.cs" />
     <Compile Include="Utility\XmlFile.cs" />
diff --git a/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFavoriteFeed.cs b/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFavoriteFeed.cs
index 5c8b4eab..bdd59d24 100644
--- a/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFavoriteFeed.cs
+++ b/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFavoriteFeed.cs
@@ -24,6 +24,7 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Initializes a new instance of the <see cref="DepartmentFavoriteFeed" /> class.
         /// </summary>
+        /// <param name="autoLoad">automatic loading of the data</param>
         public DepartmentFavoriteFeed(bool autoLoad = true)
             : base(ModelType.File, Constants.FileDepartment_Favorite_Name, string.Empty)
         {
@@ -45,12 +46,13 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Method implement CheckIsModelUpToDate()-Method <see cref="Pages"/>.
         /// </summary>
+        /// <param name="model">model object</param>
         /// <returns>true, if model is up-to-date, otherwise false</returns>
         private bool CheckIsModelUpToDate(DepartmentModel model)
         {
             bool retValue = true;
 
-            if((model == null)
+            if ((model == null)
             || (model.Faculties == null)
             || (model.Faculties.Count != 1))
             {
@@ -63,6 +65,8 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Method implement CheckIsFileUpToDate()-Method <see cref="Pages"/>.
         /// </summary>
+        /// <param name="model">model object</param>
+        /// <param name="info">file info object</param>
         /// <returns>true, if file is up-to-date, otherwise false</returns>
         private bool CheckIsFileUpToDate(DepartmentModel model, FileInfo info)
         {
diff --git a/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFeed.cs b/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFeed.cs
index d8b46d93..e967ec95 100644
--- a/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFeed.cs
+++ b/CampusAppWP8/CampusAppWP8/Feed/Departments/DepartmentFeed.cs
@@ -7,7 +7,6 @@
 //----------------------------------------------------------------------
 namespace CampusAppWP8.Feed.Departments
 {
-    using System;
     using System.IO;
     using CampusAppWP8.Model;
     using CampusAppWP8.Model.Departments;
@@ -24,6 +23,7 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Initializes a new instance of the <see cref="DepartmentFeed" /> class.
         /// </summary>
+        /// <param name="autoLoad">automatic loading of the data</param>
         public DepartmentFeed(bool autoLoad = true)
             : base(ModelType.FileAndFeed, Constants.FileDepartment_Name, Constants.UrlDepartment_Addr)
         {
@@ -46,6 +46,7 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Method implement CheckIsModelUpToDate()-Method <see cref="Pages"/>.
         /// </summary>
+        /// <param name="model">model object</param>
         /// <returns>true, if model is up-to-date, otherwise false</returns>
         private bool CheckIsModelUpToDate(DepartmentModel model)
         {
@@ -57,12 +58,7 @@ namespace CampusAppWP8.Feed.Departments
             }
             else
             {
-                TimeSpan diff = DateTime.Now.Subtract(model.CreateTime);
-
-                if (diff.TotalDays >= 7.0)
-                {
-                    retValue = false;
-                }
+                retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, model.CreateTime, 7.0);
             }
             
             return retValue;
@@ -71,25 +67,24 @@ namespace CampusAppWP8.Feed.Departments
         /// <summary>
         /// Method implement CheckIsFileUpToDate()-Method <see cref="Pages"/>.
         /// </summary>
+        /// <param name="model">model object</param>
+        /// <param name="info">file info object</param>
         /// <returns>true, if file is up-to-date, otherwise false</returns>
         private bool CheckIsFileUpToDate(DepartmentModel model, FileInfo info)
         {
             bool retValue = true;
 
-            if (model == null) // at loading
+            if (model == null) 
             {
+                // at loading
                 if (info.Exists == true)
                 {
-                    TimeSpan diff = DateTime.Now.Subtract(info.LastWriteTime);
-
-                    if (diff.TotalDays >= 7.0)
-                    {
-                        retValue = false;
-                    }
+                    retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, info.LastWriteTime, 7.0);
                 }
             }
-            else // at saving
+            else 
             {
+                // at saving
                 if ((info.Exists == false)
                 || (info.Length == 0))
                 {
diff --git a/CampusAppWP8/CampusAppWP8/Feed/Events/EventFeed.cs b/CampusAppWP8/CampusAppWP8/Feed/Events/EventFeed.cs
index c82949ab..099c8571 100644
--- a/CampusAppWP8/CampusAppWP8/Feed/Events/EventFeed.cs
+++ b/CampusAppWP8/CampusAppWP8/Feed/Events/EventFeed.cs
@@ -7,37 +7,83 @@
 //----------------------------------------------------------------------
 namespace CampusAppWP8.Feed.Events
 {
+    using System.IO;
+    using CampusAppWP8.Model;
     using CampusAppWP8.Model.RSS;
+    using CampusAppWP8.Resources;
     using CampusAppWP8.Utility;
 
     /// <summary>
     /// Event Feed.
     /// </summary>
-    public class EventFeed : XmlFeed<RSSViewModel>
+    public class EventFeed : XmlModel<RSSViewModel>
     {
         /// <summary>
         /// Initializes a new instance of the <see cref="EventFeed" /> class.
         /// </summary>
-        public EventFeed() : base(URLList.EventsFeedURL, "EventFeed.xml")
+        /// <param name="autoLoad">automatic loading of the data</param>
+        public EventFeed(bool autoLoad = true)
+            : base(ModelType.FileAndFeed, Constants.FileEvents_Name, Constants.UrlEvents_Addr)
         {
+            this.isFileUpToDate += new IsFileUpToDate(this.CheckIsFileUpToDate);
+            this.isModelUpToDate += new IsModelUpToDate(this.CheckIsModelUpToDate);
+
+            if (autoLoad == true)
+            {
+                this.LoadData();
+            }
         }
 
         /// <summary>
         /// Method implement CheckIsModelUpToDate()-Method <see cref="Pages"/>
         /// </summary>
+        /// <param name="model">model object</param>
         /// <returns>true, if model is up-to-date, otherwise false</returns>
-        protected override bool CheckIsModelUpToDate()
+        private bool CheckIsModelUpToDate(RSSViewModel model)
         {
-            return false;
+            bool retValue = true;
+
+            if (model == null)
+            {
+                retValue = false;
+            }
+            else
+            {
+                retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, model.CreateTime, 1.0);
+            }
+
+            return retValue;
         }
 
         /// <summary>
         /// Method implement CheckIsFileUpToDate()-Method <see cref="Pages"/>
         /// </summary>
+        /// <param name="model">model object</param>
+        /// <param name="info">file info object</param>
         /// <returns>true, if file is up-to-date, otherwise false</returns>
-        protected override bool CheckIsFileUpToDate()
+        private bool CheckIsFileUpToDate(RSSViewModel model, FileInfo info)
         {
-            return true;
+            bool retValue = true;
+
+            if (model == null) 
+            {
+                // at loading
+                if (info.Exists == true)
+                {
+                    retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, info.LastWriteTime, 1.0);
+                }
+            }
+            else 
+            {
+                // at saving
+                if ((info.Exists == false)
+                || (info.Length == 0))
+                {
+                    retValue = false;
+                }
+            }
+
+            return retValue;
         }
     }
 }
diff --git a/CampusAppWP8/CampusAppWP8/Feed/News/NewsFeed.cs b/CampusAppWP8/CampusAppWP8/Feed/News/NewsFeed.cs
index 652dd442..d6cd0411 100644
--- a/CampusAppWP8/CampusAppWP8/Feed/News/NewsFeed.cs
+++ b/CampusAppWP8/CampusAppWP8/Feed/News/NewsFeed.cs
@@ -7,39 +7,83 @@
 //-----------------------------------------------------------------------------
 namespace CampusAppWP8.Feed.News
 {
+    using System.IO;
+    using CampusAppWP8.Model;
     using CampusAppWP8.Model.RSS;
+    using CampusAppWP8.Resources;
     using CampusAppWP8.Utility;
 
     /// <summary>
     /// News Feed.
     /// </summary>
-    public class NewsFeed : XmlFeed<RSSViewModel>
+    public class NewsFeed : XmlModel<RSSViewModel>
     {
         /// <summary>
         /// Initializes a new instance of the <see cref="NewsFeed" /> class.
         /// </summary>
-        public NewsFeed() : base(URLList.NewsFeedURL, "NewsFeed.xml")
+        /// <param name="autoLoad">automatic loading of the data</param>
+        public NewsFeed(bool autoLoad = true)
+            : base(ModelType.FileAndFeed, Constants.FileNews_Name, Constants.UrlNews_Addr)
         {
-     
+            this.isFileUpToDate += new IsFileUpToDate(this.CheckIsFileUpToDate);
+            this.isModelUpToDate += new IsModelUpToDate(this.CheckIsModelUpToDate);
 
+            if (autoLoad == true)
+            {
+                this.LoadData();
+            }
         }
 
         /// <summary>
         /// Method implement CheckIsModelUpToDate()-Method <see cref="Pages"/>
         /// </summary>
+        /// <param name="model">model object</param>
         /// <returns>true, if model is up-to-date, otherwise false</returns>
-        protected override bool CheckIsModelUpToDate()
+        private bool CheckIsModelUpToDate(RSSViewModel model)
         {
-            return false;
+            bool retValue = true;
+
+            if (model == null)
+            {
+                retValue = false;
+            }
+            else
+            {
+                retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, model.CreateTime, 1.0);
+            }
+
+            return retValue;
         }
 
         /// <summary>
         /// Method implement CheckIsFileUpToDate()-Method <see cref="Pages"/>
         /// </summary>
+        /// <param name="model">model object</param>
+        /// <param name="info">info object of the file</param>
         /// <returns>true, if file is up-to-date, otherwise false</returns>
-        protected override bool CheckIsFileUpToDate()
+        private bool CheckIsFileUpToDate(RSSViewModel model, FileInfo info)
         {
-            return false;
+            bool retValue = true;
+
+            if (model == null) 
+            {
+                // at loading
+                if (info.Exists == true)
+                {
+                    retValue = Utilities.DayDifference(Utilities.DifferenceType.Less, info.LastWriteTime, 1.0);
+                }
+            }
+            else 
+            {
+                // at saving
+                if ((info.Exists == false)
+                || (info.Length == 0))
+                {
+                    retValue = false;
+                }
+            }
+
+            return retValue;
         }
     }
 }
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml b/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml
index 349a04cc..91c75427 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml
+++ b/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml
@@ -10,7 +10,7 @@
     FontFamily="{StaticResource PhoneFontFamilyNormal}"
     FontSize="{StaticResource PhoneFontSizeNormal}"
     Foreground="{StaticResource PhoneForegroundBrush}"
-    SupportedOrientations="Portrait" Orientation="Portrait"
+    SupportedOrientations="PortraitOrLandscape" Orientation="Portrait"
     mc:Ignorable="d"
     shell:SystemTray.IsVisible="True">
 
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml.cs
index 883d8085..d79cc557 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/Events/EventIndexPage.xaml.cs
@@ -21,7 +21,7 @@ namespace CampusAppWP8.Pages.Events
         /// <summary>
         /// Event Feed object, which contains the RSS models and data.
         /// </summary>
-        private static EventFeed eventFeed;
+        private static EventFeed eventFeed = null;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="EventIndexPage" /> class.
@@ -29,18 +29,23 @@ namespace CampusAppWP8.Pages.Events
         public EventIndexPage()
         {
             this.InitializeComponent();
-            EventIndexPage.eventFeed = new EventFeed();
+
+            if (EventIndexPage.eventFeed == null)
+            {
+                EventIndexPage.eventFeed = new EventFeed(false);
+            }
+
+            EventIndexPage.eventFeed.onLoaded += new EventFeed.OnLoaded(this.SetupEventPageList);
+            EventIndexPage.eventFeed.LoadData();
         }
 
         /// <summary>
-        /// Gets the eventFeed object.
+        /// Return the eventFeed object.
         /// </summary>
-        public static EventFeed GetEventFeed
+        /// <returns>event feed object</returns>
+        public static EventFeed GetEventFeed()
         {
-            get
-            {
-                return EventIndexPage.eventFeed;
-            }
+            return EventIndexPage.eventFeed;
         }
 
         /// <summary>
@@ -50,22 +55,10 @@ namespace CampusAppWP8.Pages.Events
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
-
-            if ((EventIndexPage.eventFeed.Model == null)
-            || (EventIndexPage.eventFeed.Model.Channel == null)
-            || (EventIndexPage.eventFeed.Model.Channel.Count() == 0)
-            || (EventIndexPage.eventFeed.Model.Channel[0].Item == null)
-            || (EventIndexPage.eventFeed.Model.Channel[0].Item.Count() == 0))
-            {
-                // Set handler and load the fees informations.
-                EventIndexPage.eventFeed.EventHandler.FeedIsReadyEvent += new FeedEventHandler.FeedReadyHandler(this.SetupEventPageList);
-                EventIndexPage.eventFeed.LoadFeed();
-            }
         }
 
         /// <summary>
         /// Is called after the RSS feeds are loaded into the eventFeed model. 
-
         /// If there was no feed information set to the UI, the feed list 
         /// will be sorted by timestamp and the buttons will be created.
         /// </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml b/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml
index b4ab9f42..0f72f4bf 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml
+++ b/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml
@@ -11,7 +11,7 @@
     FontFamily="{StaticResource PhoneFontFamilyNormal}"
     FontSize="{StaticResource PhoneFontSizeNormal}"
     Foreground="{StaticResource PhoneForegroundBrush}"
-    SupportedOrientations="Portrait"  Orientation="Portrait"
+    SupportedOrientations="PortraitOrLandscape"  Orientation="Portrait"
     shell:SystemTray.IsVisible="True">
 
     <phone:PhoneApplicationPage.Resources>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml.cs
index 751f69b6..35882882 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/Events/EventPage.xaml.cs
@@ -5,7 +5,6 @@
 // <author>fiedlchr</author>
 // <sience>03.05.2013</sience>
 //-----------------------------------------------------------------------------
-
 namespace CampusAppWP8.Pages.Events
 {
     using System;
@@ -46,13 +45,8 @@ namespace CampusAppWP8.Pages.Events
             // Set pivotitem Source
             if (this.isSourceSet == false)
             {
-                if ((EventIndexPage.GetEventFeed.Model != null)
-                && (EventIndexPage.GetEventFeed.Model.Channel != null)
-                && (EventIndexPage.GetEventFeed.Model.Channel.Count() >= 1))
-                {
-                    this.EventPivot.ItemsSource = EventIndexPage.GetEventFeed.Model.Channel[0].Item;
-                    this.isSourceSet = true;
-                }
+                this.EventPivot.ItemsSource = EventIndexPage.GetEventFeed().Model.Channel[0].Item;
+                this.isSourceSet = true;
             }
 
             string pivotIndex = string.Empty;
@@ -63,7 +57,7 @@ namespace CampusAppWP8.Pages.Events
                 int pivotIndexInt = int.Parse(pivotIndex);
 
                 // if the index is in the range of the array
-                if ((pivotIndexInt >= 0) && (pivotIndexInt < EventIndexPage.GetEventFeed.Model.Channel[0].Item.Count()))
+                if ((pivotIndexInt >= 0) && (pivotIndexInt < EventIndexPage.GetEventFeed().Model.Channel[0].Item.Count()))
                 {
                     EventPivot.SelectedIndex = pivotIndexInt;
                 }
diff --git a/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml b/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml
index 9d7ab689..16f279a4 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml
+++ b/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml
@@ -10,7 +10,7 @@
     FontFamily="{StaticResource PhoneFontFamilyNormal}"
     FontSize="{StaticResource PhoneFontSizeNormal}"
     Foreground="{StaticResource PhoneForegroundBrush}"
-    SupportedOrientations="Portrait" Orientation="Portrait"
+    SupportedOrientations="PortraitOrLandscape" Orientation="Portrait"
     mc:Ignorable="d"
     shell:SystemTray.IsVisible="True">
 
diff --git a/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml.cs
index 3eb12db7..a7974800 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/News/NewsIndexPage.xaml.cs
@@ -21,7 +21,7 @@ namespace CampusAppWP8.Pages.News
         /// <summary>
         /// News Feed object, which contains the RSS models and data.
         /// </summary>
-        private static NewsFeed newsFeed;
+        private static NewsFeed newsFeed = null;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="NewsIndexPage" /> class.
@@ -29,18 +29,23 @@ namespace CampusAppWP8.Pages.News
         public NewsIndexPage()
         {
             this.InitializeComponent();
-            NewsIndexPage.newsFeed = new NewsFeed();
+
+            if (NewsIndexPage.newsFeed == null)
+            {
+                NewsIndexPage.newsFeed = new NewsFeed(false);
+            }
+
+            NewsIndexPage.newsFeed.onLoaded += new NewsFeed.OnLoaded(this.SetupNewsPageList);
+            NewsIndexPage.newsFeed.LoadData();
         }
 
         /// <summary>
-        /// Gets the newsFeed object.
+        /// Return the newsFeed object.
         /// </summary>
-        public static NewsFeed GetNewsFeed
+        /// <returns>news feed object</returns>
+        public static NewsFeed GetNewsFeed()
         {
-            get 
-            { 
-                return NewsIndexPage.newsFeed; 
-            }
+            return NewsIndexPage.newsFeed; 
         }
 
         /// <summary>
@@ -50,17 +55,6 @@ namespace CampusAppWP8.Pages.News
         protected override void OnNavigatedTo(NavigationEventArgs e)
         {
             base.OnNavigatedTo(e);
-
-            if ((NewsIndexPage.newsFeed.Model == null)
-            || (NewsIndexPage.newsFeed.Model.Channel == null)
-            || (NewsIndexPage.newsFeed.Model.Channel.Count() == 0)
-            || (NewsIndexPage.newsFeed.Model.Channel[0].Item == null)
-            || (NewsIndexPage.newsFeed.Model.Channel[0].Item.Count() == 0))
-            {
-                // Set handler and load the fees informations.
-                NewsIndexPage.newsFeed.EventHandler.FeedIsReadyEvent += new FeedEventHandler.FeedReadyHandler(this.SetupNewsPageList);
-                NewsIndexPage.newsFeed.LoadFeed();
-            }
         }
 
         /// <summary>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml b/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml
index 0b898115..887d4de0 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml
+++ b/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml
@@ -11,7 +11,7 @@
     FontFamily="{StaticResource PhoneFontFamilyNormal}"
     FontSize="{StaticResource PhoneFontSizeNormal}"
     Foreground="{StaticResource PhoneForegroundBrush}"
-    SupportedOrientations="Portrait"  Orientation="Portrait"
+    SupportedOrientations="PortraitOrLandscape"  Orientation="Portrait"
     shell:SystemTray.IsVisible="True">
 
     <phone:PhoneApplicationPage.Resources>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml.cs
index 10071b16..9454bc7e 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/News/NewsPage.xaml.cs
@@ -46,14 +46,8 @@ namespace CampusAppWP8.Pages.News
             // Set pivotitem Source
             if (this.isSourceSet == false)
             {
-                if ((NewsIndexPage.GetNewsFeed.Model != null)
-                && (NewsIndexPage.GetNewsFeed.Model.Channel != null)
-                && (NewsIndexPage.GetNewsFeed.Model.Channel.Count() >= 1)
-                && (this.NewsPivot.Items.Count() == 0))
-                {
-                    this.NewsPivot.ItemsSource = NewsIndexPage.GetNewsFeed.Model.Channel[0].Item;
-                    this.isSourceSet = true;
-                }
+                this.NewsPivot.ItemsSource = NewsIndexPage.GetNewsFeed().Model.Channel[0].Item;
+                this.isSourceSet = true;
             }
 
             string pivotIndex = string.Empty;
@@ -64,7 +58,7 @@ namespace CampusAppWP8.Pages.News
                 int pivotIndexInt = int.Parse(pivotIndex);
 
                 // if the index is in the range of the array
-                if ((pivotIndexInt >= 0) && (pivotIndexInt < NewsIndexPage.GetNewsFeed.Model.Channel[0].Item.Count()))
+                if ((pivotIndexInt >= 0) && (pivotIndexInt < NewsIndexPage.GetNewsFeed().Model.Channel[0].Item.Count()))
                 {
                     NewsPivot.SelectedIndex = pivotIndexInt;
                 }
diff --git a/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs b/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
index 9e260590..888ded3e 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
+++ b/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
@@ -1,7 +1,7 @@
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     Dieser Code wurde von einem Tool generiert.
-//     Laufzeitversion:4.0.30319.18051
+//     Laufzeitversion:4.0.30319.18046
 //
 //     Änderungen an dieser Datei können falsches Verhalten verursachen und gehen verloren, wenn
 //     der Code erneut generiert wird.
@@ -78,6 +78,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die EventsFeed.xml ähnelt.
+        /// </summary>
+        public static string FileEvents_Name {
+            get {
+                return ResourceManager.GetString("FileEvents_Name", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die ClubLinks.xml ähnelt.
         /// </summary>
@@ -114,6 +123,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die NewsFeed.xml ähnelt.
+        /// </summary>
+        public static string FileNews_Name {
+            get {
+                return ResourceManager.GetString("FileNews_Name", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die StudentCouncils.xml ähnelt.
         /// </summary>
@@ -411,6 +429,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die http://www.tu-cottbus.de/oracle-gateway/php/rss2feed_veranstaltungen.php ähnelt.
+        /// </summary>
+        public static string UrlEvents_Addr {
+            get {
+                return ResourceManager.GetString("UrlEvents_Addr", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die http://www.zv.tu-cottbus.de/LSFveranst/LSF4 ähnelt.
         /// </summary>
@@ -465,6 +492,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die http://www.tu-cottbus.de/oracle-gateway/php/rss2feed_aktuelles.php ähnelt.
+        /// </summary>
+        public static string UrlNews_Addr {
+            get {
+                return ResourceManager.GetString("UrlNews_Addr", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die http://www.tu-cottbus.de/campusapp-data/getdata.php?db=studentcouncils&amp;app=2&amp;appversion=1 ähnelt.
         /// </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Resources/Constants.resx b/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
index 8a91912e..3764f24d 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
+++ b/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
@@ -251,6 +251,8 @@
   </data>
   <data name="FileMensa_Shedule" xml:space="preserve">
     <value>MensaFeed.xml</value>
+  <data name="FileEvents_Name" xml:space="preserve">
+    <value>EventsFeed.xml</value>
   </data>
   <data name="UrlMensa_Week" xml:space="preserve">
     <value>http://www.studentenwerk-frankfurt.de/2011/ClassPackage/App_IKMZ_BTU/</value>
@@ -261,4 +263,13 @@
   <data name="UrlOpeningHours_OpeningHours" xml:space="preserve">
     <value>http://www.tu-cottbus.de/campusapp-data/getdata.php?db=openinghours&amp;app=2&amp;appversion=1</value>
   </data>
+  <data name="FileNews_Name" xml:space="preserve">
+    <value>NewsFeed.xml</value>
+  </data>
+  <data name="UrlEvents_Addr" xml:space="preserve">
+    <value>http://www.tu-cottbus.de/oracle-gateway/php/rss2feed_veranstaltungen.php</value>
+  </data>
+  <data name="UrlNews_Addr" xml:space="preserve">
+    <value>http://www.tu-cottbus.de/oracle-gateway/php/rss2feed_aktuelles.php</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/CampusAppWP8/CampusAppWP8/model/RSS/RSSChannelModel.cs b/CampusAppWP8/CampusAppWP8/model/RSS/RSSChannelModel.cs
index f09c964b..52c1d499 100644
--- a/CampusAppWP8/CampusAppWP8/model/RSS/RSSChannelModel.cs
+++ b/CampusAppWP8/CampusAppWP8/model/RSS/RSSChannelModel.cs
@@ -18,7 +18,6 @@ namespace CampusAppWP8.Model.RSS
         /// <summary>
         /// RSS feed information item list.
         /// </summary>
-        [XmlElement("item")]
         private ObservableCollection<RSSModel> item;
 
         /// <summary>
@@ -32,6 +31,7 @@ namespace CampusAppWP8.Model.RSS
         /// <summary>
         /// Gets or sets the RSS feed item list.
         /// </summary>
+        [XmlElement("item")]
         public ObservableCollection<RSSModel> Item
         {
             get
diff --git a/CampusAppWP8/CampusAppWP8/model/RSS/RSSModel.cs b/CampusAppWP8/CampusAppWP8/model/RSS/RSSModel.cs
index a361ecce..725cd074 100644
--- a/CampusAppWP8/CampusAppWP8/model/RSS/RSSModel.cs
+++ b/CampusAppWP8/CampusAppWP8/model/RSS/RSSModel.cs
@@ -16,11 +16,11 @@ namespace CampusAppWP8.Model.RSS
     /// </summary>
     public class RSSModel
     {
-		/// <summary>
-        /// Gets or sets the ListIndex
+        /// <summary>
+        /// Index of this object.
         /// </summary>
-        public int Index { get; set; }
-
+        private int index = -1;
+        
         /// <summary>
         /// Title of the fees
         /// </summary>
@@ -160,7 +160,23 @@ namespace CampusAppWP8.Model.RSS
                 }
             }
         }
-        
+
+        /// <summary>
+        /// Gets or sets the ListIndex.
+        /// </summary>
+        public int Index 
+        {
+            get
+            {
+                return this.index;
+            }
+
+            set
+            {
+                this.index = value;
+            }
+        }
+
         /// <summary>
         /// Comparing function for DateTime timestamps.
         /// (currently unused)
diff --git a/CampusAppWP8/CampusAppWP8/model/RSS/RSSViewModel.cs b/CampusAppWP8/CampusAppWP8/model/RSS/RSSViewModel.cs
index f182f1a8..e09a01f0 100644
--- a/CampusAppWP8/CampusAppWP8/model/RSS/RSSViewModel.cs
+++ b/CampusAppWP8/CampusAppWP8/model/RSS/RSSViewModel.cs
@@ -7,6 +7,7 @@
 //-----------------------------------------------------------------------------
 namespace CampusAppWP8.Model.RSS
 {
+    using System;
     using System.Collections.ObjectModel;
     using System.Xml.Serialization;
 
@@ -16,11 +17,14 @@ namespace CampusAppWP8.Model.RSS
     [XmlRoot("root")]
     public class RSSViewModel
     {
+        /// <summary>
+        /// Object to store the time when the instance was created. 
+        /// </summary>
+        private DateTime createTime;
+        
         /// <summary>
         /// Channel list for the RSS feeds.
         /// </summary>
-        [XmlArray("rss")]
-        [XmlArrayItem("channel")]
         private ObservableCollection<RSSChannelModel> channel;
         
         /// <summary>
@@ -29,11 +33,14 @@ namespace CampusAppWP8.Model.RSS
         public RSSViewModel()
         {
             this.channel = new ObservableCollection<RSSChannelModel>();
+            this.createTime = DateTime.Now;
         }
 
         /// <summary>
         /// Gets or sets the channel list.
         /// </summary>
+        [XmlArray("rss")]
+        [XmlArrayItem("channel")]
         public ObservableCollection<RSSChannelModel> Channel
         {
             get
@@ -49,5 +56,16 @@ namespace CampusAppWP8.Model.RSS
                 }
             }
         }
+
+        /// <summary>
+        /// Gets the creation time.
+        /// </summary>
+        public DateTime CreateTime
+        {
+            get
+            {
+                return this.createTime;
+            }
+        }
     }
 }
diff --git a/CampusAppWP8/CampusAppWP8/utility/Utilities.cs b/CampusAppWP8/CampusAppWP8/utility/Utilities.cs
new file mode 100644
index 00000000..2c700413
--- /dev/null
+++ b/CampusAppWP8/CampusAppWP8/utility/Utilities.cs
@@ -0,0 +1,57 @@
+//-----------------------------------------------------------------------------
+// <copyright file="Utilities.cs" company="BTU/IIT">
+//     Company copyright tag.
+// </copyright>
+// <author>fiedlchr</author>
+// <sience>16.07.2013</sience>
+//-----------------------------------------------------------------------------
+namespace CampusAppWP8.Utility
+{
+    using System;
+
+    public static class Utilities
+    {
+        public enum DifferenceType
+        {
+            Equal,
+            Less,
+            LessEqual,
+            Greater,
+            GreaterEqual
+        };
+
+
+        public static bool DayDifference(DifferenceType type, DateTime date, double totalDiff)
+        {
+            bool retValue = false;
+
+            TimeSpan diff = DateTime.Now.Subtract(date);
+
+            if ((DifferenceType.Less == type) || (DifferenceType.LessEqual == type))
+            {
+                if (diff.TotalDays < totalDiff)
+                {
+                    retValue = true;
+                }
+            }
+
+            if ((DifferenceType.Greater == type) || (DifferenceType.GreaterEqual == type))
+            {
+                if (diff.TotalDays > totalDiff)
+                {
+                    retValue = true;
+                }
+            }
+
+            if ((DifferenceType.Equal == type) || (DifferenceType.LessEqual == type) || (DifferenceType.GreaterEqual == type))
+            {
+                if (diff.TotalDays == totalDiff)
+                {
+                    retValue = true;
+                }
+            }
+
+            return retValue;
+        }
+    }
+}
\ No newline at end of file