diff --git a/CampusAppWP8/CampusAppWP8/App.xaml b/CampusAppWP8/CampusAppWP8/App.xaml
index eb834714..ada05b6a 100644
--- a/CampusAppWP8/CampusAppWP8/App.xaml
+++ b/CampusAppWP8/CampusAppWP8/App.xaml
@@ -10,6 +10,7 @@
     <Application.Resources>
     	<local:LocalizedStrings xmlns:local="clr-namespace:CampusAppWP8" x:Key="LocalizedStrings"/>
         <local:ThemelizedIcons xmlns:local="clr-namespace:CampusAppWP8" x:Key="ThemelizedIcons"/>
+        <local:Const xmlns:local="clr-namespace:CampusAppWP8" x:Key="Const"/>
     </Application.Resources>
 
     <Application.ApplicationLifetimeObjects>
diff --git a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
index 4dccd3c1..0f78c338 100644
--- a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
+++ b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
@@ -96,6 +96,7 @@
     <Compile Include="App.xaml.cs">
       <DependentUpon>App.xaml</DependentUpon>
     </Compile>
+    <Compile Include="Constantes.cs" />
     <Compile Include="Utility\Lui\Button\EmailButton.cs" />
     <Compile Include="Feed\Link\CommonLinkFeed.cs" />
     <Compile Include="Feed\Link\ClubLinkFeed.cs" />
@@ -210,6 +211,7 @@
     <Compile Include="Utility\Logger.cs" />
     <Compile Include="Utility\HttpRequest.cs" />
     <Compile Include="Utility\Lui\Button\GoToMapButton.cs" />
+    <Compile Include="Utility\Lui\Button\NavigateButton.cs" />
     <Compile Include="Utility\Lui\Button\PhoneButton.cs" />
     <Compile Include="Utility\Lui\Button\LinkButton.cs" />
     <Compile Include="Utility\StringManager.cs" />
@@ -359,7 +361,7 @@
       <SubType>Designer</SubType>
     </EmbeddedResource>
     <EmbeddedResource Include="Resources\Constants.resx">
-      <Generator>ResXFileCodeGenerator</Generator>
+      <Generator>PublicResXFileCodeGenerator</Generator>
       <LastGenOutput>Constants.Designer.cs</LastGenOutput>
     </EmbeddedResource>
     <EmbeddedResource Include="Resources\Icons.resx">
diff --git a/CampusAppWP8/CampusAppWP8/Constantes.cs b/CampusAppWP8/CampusAppWP8/Constantes.cs
new file mode 100644
index 00000000..294f83d0
--- /dev/null
+++ b/CampusAppWP8/CampusAppWP8/Constantes.cs
@@ -0,0 +1,14 @@
+using CampusAppWP8.Resources;
+
+namespace CampusAppWP8
+{
+    /// <summary>
+    /// Bietet Zugriff auf Zeichenfolgenressourcen.
+    /// </summary>
+    public class Const
+    {
+        private static Constants _localizedResources = new Constants();
+
+        public Constants Constants { get { return _localizedResources; } }
+    }
+}
\ No newline at end of file
diff --git a/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs b/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
index 1131614c..3a0c91cb 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
+++ b/CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs
@@ -22,7 +22,7 @@ namespace CampusAppWP8.Resources {
     [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    internal class Constants {
+    public class Constants {
         
         private static global::System.Resources.ResourceManager resourceMan;
         
@@ -36,7 +36,7 @@ namespace CampusAppWP8.Resources {
         ///   Gibt die zwischengespeicherte ResourceManager-Instanz zurück, die von dieser Klasse verwendet wird.
         /// </summary>
         [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
-        internal static global::System.Resources.ResourceManager ResourceManager {
+        public static global::System.Resources.ResourceManager ResourceManager {
             get {
                 if (object.ReferenceEquals(resourceMan, null)) {
                     global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("CampusAppWP8.Resources.Constants", typeof(Constants).Assembly);
@@ -51,7 +51,7 @@ namespace CampusAppWP8.Resources {
         ///   Ressourcenzuordnungen, die diese stark typisierte Ressourcenklasse verwenden.
         /// </summary>
         [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
-        internal static global::System.Globalization.CultureInfo Culture {
+        public static global::System.Globalization.CultureInfo Culture {
             get {
                 return resourceCulture;
             }
@@ -63,7 +63,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die ClubLinks.xml ähnelt.
         /// </summary>
-        internal static string FileLink_ClubLinks {
+        public static string FileLink_ClubLinks {
             get {
                 return ResourceManager.GetString("FileLink_ClubLinks", resourceCulture);
             }
@@ -72,7 +72,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die CommonLinks.xml ähnelt.
         /// </summary>
-        internal static string FileLink_CommonLinks {
+        public static string FileLink_CommonLinks {
             get {
                 return ResourceManager.GetString("FileLink_CommonLinks", resourceCulture);
             }
@@ -81,7 +81,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die StudentCouncils.xml ähnelt.
         /// </summary>
-        internal static string FileStudentCouncil_StudentCouncils {
+        public static string FileStudentCouncil_StudentCouncils {
             get {
                 return ResourceManager.GetString("FileStudentCouncil_StudentCouncils", resourceCulture);
             }
@@ -90,7 +90,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die LectureModel ähnelt.
         /// </summary>
-        internal static string IsolatedStorage_LectureModel {
+        public static string IsolatedStorage_LectureModel {
             get {
                 return ResourceManager.GetString("IsolatedStorage_LectureModel", resourceCulture);
             }
@@ -99,7 +99,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die IsolatedStorage_LecturePageModel ähnelt.
         /// </summary>
-        internal static string IsolatedStorage_LecturePageModel {
+        public static string IsolatedStorage_LecturePageModel {
             get {
                 return ResourceManager.GetString("IsolatedStorage_LecturePageModel", resourceCulture);
             }
@@ -108,7 +108,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die lsf_auszug ähnelt.
         /// </summary>
-        internal static string LectureXmlValidRootName {
+        public static string LectureXmlValidRootName {
             get {
                 return ResourceManager.GetString("LectureXmlValidRootName", resourceCulture);
             }
@@ -117,7 +117,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Studiengang ähnelt.
         /// </summary>
-        internal static string ParamGetLecture_Course {
+        public static string ParamGetLecture_Course {
             get {
                 return ResourceManager.GetString("ParamGetLecture_Course", resourceCulture);
             }
@@ -126,7 +126,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Abschluss ähnelt.
         /// </summary>
-        internal static string ParamGetLecture_Degree {
+        public static string ParamGetLecture_Degree {
             get {
                 return ResourceManager.GetString("ParamGetLecture_Degree", resourceCulture);
             }
@@ -135,7 +135,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Von ähnelt.
         /// </summary>
-        internal static string ParamGetLecture_From {
+        public static string ParamGetLecture_From {
             get {
                 return ResourceManager.GetString("ParamGetLecture_From", resourceCulture);
             }
@@ -144,7 +144,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Semester ähnelt.
         /// </summary>
-        internal static string ParamGetLecture_Semester {
+        public static string ParamGetLecture_Semester {
             get {
                 return ResourceManager.GetString("ParamGetLecture_Semester", resourceCulture);
             }
@@ -153,7 +153,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Bis ähnelt.
         /// </summary>
-        internal static string ParamGetLecture_To {
+        public static string ParamGetLecture_To {
             get {
                 return ResourceManager.GetString("ParamGetLecture_To", resourceCulture);
             }
@@ -162,7 +162,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die ActivityId ähnelt.
         /// </summary>
-        internal static string ParamModelLecture_ActivityId {
+        public static string ParamModelLecture_ActivityId {
             get {
                 return ResourceManager.GetString("ParamModelLecture_ActivityId", resourceCulture);
             }
@@ -171,7 +171,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die ModulNumber ähnelt.
         /// </summary>
-        internal static string ParamModelLecture_ModulNumber {
+        public static string ParamModelLecture_ModulNumber {
             get {
                 return ResourceManager.GetString("ParamModelLecture_ModulNumber", resourceCulture);
             }
@@ -180,7 +180,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Url ähnelt.
         /// </summary>
-        internal static string ParamUrl {
+        public static string ParamUrl {
             get {
                 return ResourceManager.GetString("ParamUrl", resourceCulture);
             }
@@ -189,7 +189,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Events/EventIndexPage.xaml ähnelt.
         /// </summary>
-        internal static string PathEvents_EventsIndexPage {
+        public static string PathEvents_EventsIndexPage {
             get {
                 return ResourceManager.GetString("PathEvents_EventsIndexPage", resourceCulture);
             }
@@ -198,7 +198,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Lecture/LecturePage.xaml ähnelt.
         /// </summary>
-        internal static string PathLecture_LecturePage {
+        public static string PathLecture_LecturePage {
             get {
                 return ResourceManager.GetString("PathLecture_LecturePage", resourceCulture);
             }
@@ -207,7 +207,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Lecture/ModulWebPage.xaml ähnelt.
         /// </summary>
-        internal static string PathLecture_ModulWebPage {
+        public static string PathLecture_ModulWebPage {
             get {
                 return ResourceManager.GetString("PathLecture_ModulWebPage", resourceCulture);
             }
@@ -216,7 +216,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Lecture/ResultDetailPage.xaml ähnelt.
         /// </summary>
-        internal static string PathLecture_ResultDetailPage {
+        public static string PathLecture_ResultDetailPage {
             get {
                 return ResourceManager.GetString("PathLecture_ResultDetailPage", resourceCulture);
             }
@@ -225,7 +225,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Lecture/ResultPage.xaml ähnelt.
         /// </summary>
-        internal static string PathLecture_ResultPage {
+        public static string PathLecture_ResultPage {
             get {
                 return ResourceManager.GetString("PathLecture_ResultPage", resourceCulture);
             }
@@ -234,7 +234,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Links/LinkPage.xaml ähnelt.
         /// </summary>
-        internal static string PathLinks_LinkPage {
+        public static string PathLinks_LinkPage {
             get {
                 return ResourceManager.GetString("PathLinks_LinkPage", resourceCulture);
             }
@@ -243,7 +243,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Webmail/WebmailPage.xaml ähnelt.
         /// </summary>
-        internal static string PathMail_WebMailPage {
+        public static string PathMail_WebMailPage {
             get {
                 return ResourceManager.GetString("PathMail_WebMailPage", resourceCulture);
             }
@@ -252,7 +252,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Mensa/MensaPage.xaml ähnelt.
         /// </summary>
-        internal static string PathMensa_MensaPage {
+        public static string PathMensa_MensaPage {
             get {
                 return ResourceManager.GetString("PathMensa_MensaPage", resourceCulture);
             }
@@ -261,7 +261,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/News/NewsIndexPage.xaml ähnelt.
         /// </summary>
-        internal static string PathNews_NewsIndexPage {
+        public static string PathNews_NewsIndexPage {
             get {
                 return ResourceManager.GetString("PathNews_NewsIndexPage", resourceCulture);
             }
@@ -270,7 +270,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/Openinghours/OpeninghoursPage.xaml ähnelt.
         /// </summary>
-        internal static string PathOpeninghours_OpeninghoursPage {
+        public static string PathOpeninghours_OpeninghoursPage {
             get {
                 return ResourceManager.GetString("PathOpeninghours_OpeninghoursPage", resourceCulture);
             }
@@ -279,7 +279,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die /Pages/StudentCouncil/StudentCouncilPage.xaml ähnelt.
         /// </summary>
-        internal static string PathStudentCouncil_StudentCouncilPage {
+        public static string PathStudentCouncil_StudentCouncilPage {
             get {
                 return ResourceManager.GetString("PathStudentCouncil_StudentCouncilPage", resourceCulture);
             }
@@ -288,7 +288,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die http://www.zv.tu-cottbus.de/LSFveranst/LSF4 ähnelt.
         /// </summary>
-        internal static string UrlLecture_ApiBaseAddr {
+        public static string UrlLecture_ApiBaseAddr {
             get {
                 return ResourceManager.GetString("UrlLecture_ApiBaseAddr", resourceCulture);
             }
@@ -297,7 +297,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die https://www.tu-cottbus.de/modul/ ähnelt.
         /// </summary>
-        internal static string UrlLecture_ModulBaseAddr {
+        public static string UrlLecture_ModulBaseAddr {
             get {
                 return ResourceManager.GetString("UrlLecture_ModulBaseAddr", resourceCulture);
             }
@@ -306,7 +306,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die http://www.tu-cottbus.de/campusapp-data/getdata.php?db=clubs&amp;app=2&amp;appversion=1 ähnelt.
         /// </summary>
-        internal static string UrlLink_ClubLinks {
+        public static string UrlLink_ClubLinks {
             get {
                 return ResourceManager.GetString("UrlLink_ClubLinks", resourceCulture);
             }
@@ -315,7 +315,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die http://www.tu-cottbus.de/campusapp-data/getdata.php?db=links&amp;app=2&amp;appversion=1 ähnelt.
         /// </summary>
-        internal static string UrlLink_CommonLinks {
+        public static string UrlLink_CommonLinks {
             get {
                 return ResourceManager.GetString("UrlLink_CommonLinks", resourceCulture);
             }
@@ -324,7 +324,7 @@ namespace CampusAppWP8.Resources {
         /// <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>
-        internal static string UrlStudentCouncil_StudentCouncils {
+        public static string UrlStudentCouncil_StudentCouncils {
             get {
                 return ResourceManager.GetString("UrlStudentCouncil_StudentCouncils", resourceCulture);
             }
@@ -333,7 +333,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die https://webmail.tu-cottbus.de ähnelt.
         /// </summary>
-        internal static string UrlWebMail_Addr {
+        public static string UrlWebMail_Addr {
             get {
                 return ResourceManager.GetString("UrlWebMail_Addr", resourceCulture);
             }
@@ -342,7 +342,7 @@ namespace CampusAppWP8.Resources {
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die root ähnelt.
         /// </summary>
-        internal static string XMLRootElementName {
+        public static string XMLRootElementName {
             get {
                 return ResourceManager.GetString("XMLRootElementName", resourceCulture);
             }
diff --git a/CampusAppWP8/CampusAppWP8/Utility/Lui/Button/NavigateButton.cs b/CampusAppWP8/CampusAppWP8/Utility/Lui/Button/NavigateButton.cs
new file mode 100644
index 00000000..23d8b2c4
--- /dev/null
+++ b/CampusAppWP8/CampusAppWP8/Utility/Lui/Button/NavigateButton.cs
@@ -0,0 +1,75 @@
+//-----------------------------------------------------------------------
+// <copyright file="NavigateButton.cs" company="BTU/IIT">
+//     Company copyright tag.
+// </copyright>
+// <author>stubbfel</author>
+// <sience>08.07.2013</sience>
+//----------------------------------------------------------------------
+namespace CampusAppWP8.Utility.Lui.Button
+{
+    using System;
+    using System.Windows;
+    using System.Windows.Controls;
+    using System.Windows.Media.Imaging;
+    using CampusAppWP8.Resources;
+    using Microsoft.Phone.Tasks;
+    using System.Windows.Navigation;
+    using Microsoft.Phone.Controls;
+
+    /// <summary>
+    /// This class create an Button which start the WebBrowser, which an certain url
+    /// </summary>
+    public class NavigateButton : System.Windows.Controls.Button
+    {
+        #region Members
+
+        /// <summary>
+        ///  Register the EmailProperty
+        /// </summary>
+        public static readonly DependencyProperty NavigateProperty = DependencyProperty.Register("Url", typeof(object), typeof(NavigateButton), new PropertyMetadata(false));
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NavigateButton" /> class.
+        /// </summary>
+        public NavigateButton()
+            : base()
+        {
+
+        }
+
+        #endregion
+
+        #region Proberties
+
+        /// <summary>
+        /// Gets or sets the Url
+        /// </summary>
+        public object Url
+        {
+            get { return (object)this.GetValue(NavigateProperty); }
+            set { this.SetValue(NavigateProperty, value); }
+        }
+
+        #endregion
+
+        #region Methods
+
+        /// <summary>
+        /// Overrides the OnClick-Method from button
+        /// </summary>
+        /// <remarks>
+        /// now method navigate to a certainpage
+        /// </remarks>
+        protected override void OnClick()
+        {
+            Uri url = new Uri(this.Url as string, UriKind.Relative);
+            Page page = App.RootFrame.Content as Page;
+            page.NavigationService.Navigate(url);
+        }
+        #endregion
+    }
+}
diff --git a/CampusAppWP8/CampusAppWP8/pages/StartPage.xaml b/CampusAppWP8/CampusAppWP8/pages/StartPage.xaml
index dea9fd69..1436b53f 100644
--- a/CampusAppWP8/CampusAppWP8/pages/StartPage.xaml
+++ b/CampusAppWP8/CampusAppWP8/pages/StartPage.xaml
@@ -6,6 +6,7 @@
     xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:lui="clr-namespace:CampusAppWP8.Utility.Lui.Button"
     FontFamily="{StaticResource PhoneFontFamilyNormal}"
     FontSize="{StaticResource PhoneFontSizeNormal}"
     Foreground="{StaticResource PhoneForegroundBrush}"
@@ -122,12 +123,12 @@
                 </StackPanel>
             </Button>
 
-            <Button Name="LinkAppButton" Grid.Row="3" Grid.Column="2" BorderBrush="{x:Null}" Background="{x:Null}" VerticalContentAlignment="Stretch" HorizontalContentAlignment="Stretch" BorderThickness="0" Padding="0" Click="OpenLinkApp">
+            <lui:NavigateButton Name="LinkAppButton"  Url="{Binding Path=Constants.PathLinks_LinkPage, Source={StaticResource Const} }" Grid.Row="3" Grid.Column="2" BorderBrush="{x:Null}" Background="{x:Null}" VerticalContentAlignment="Stretch" HorizontalContentAlignment="Stretch" BorderThickness="0" Padding="0">
                 <StackPanel Height="auto" Margin="-12,-12,-12,-12">
                     <Image Source="{Binding Path=ThemelizedIcon.Link, Source={StaticResource ThemelizedIcons}}" Height="100" Visibility="Visible"/>
                     <TextBlock Text="{Binding Path=LocalizedResources.LinkApp_Title, Source={StaticResource LocalizedStrings}}" Height="Auto" VerticalAlignment="Center" HorizontalAlignment="Center" />
                 </StackPanel>
-            </Button>
+            </lui:NavigateButton>
         </Grid>
 
         <!--      <Image Source="/Assets/AlignmentGrid.png" VerticalAlignment="Top" Height="800" Width="480" Margin="0,-32,0,0" Grid.Row="0" Grid.RowSpan="2" IsHitTestVisible="False" /> -->