diff --git a/stormchat-client-csharp/StormChatWPF/MainWindow.xaml b/stormchat-client-csharp/StormChatWPF/MainWindow.xaml
index 75b0337..fbe4b5b 100644
--- a/stormchat-client-csharp/StormChatWPF/MainWindow.xaml
+++ b/stormchat-client-csharp/StormChatWPF/MainWindow.xaml
@@ -29,7 +29,7 @@
 			</ScrollViewer.Content>
 		</ScrollViewer>
 		<Image x:Name="User_HeadPicture" HorizontalAlignment="Left" Width="60" VerticalAlignment="Stretch"/>
-		<Label x:Name="User_NickNmae" Content="Label" Margin="0,0,0.4,0" Height="40" VerticalAlignment="Top" HorizontalContentAlignment="Center" VerticalContentAlignment="Center" HorizontalAlignment="Right" Width="138"/>
+		<Label x:Name="User_NickNmae" Content="Label" Margin="0,10,0.4,0" HorizontalContentAlignment="Center" VerticalContentAlignment="Center" HorizontalAlignment="Right" Width="140" FontSize="18" Height="30" VerticalAlignment="Top"/>
 		<Label x:Name="User_motto" Content="人生很长，慢慢走。" Margin="0,40,0.4,0" VerticalContentAlignment="Top" HorizontalAlignment="Right" Width="138" FontSize="6"/>
 	</Grid>
 </Window>
diff --git a/stormchat-client-csharp/StormChatWPF/MainWindow.xaml.cs b/stormchat-client-csharp/StormChatWPF/MainWindow.xaml.cs
index d94774c..47d66cd 100644
--- a/stormchat-client-csharp/StormChatWPF/MainWindow.xaml.cs
+++ b/stormchat-client-csharp/StormChatWPF/MainWindow.xaml.cs
@@ -31,10 +31,10 @@ namespace StormChatWPF
         private void LoadUserMe()
         {
             BitmapImage image = new BitmapImage();
-            User_HeadPicture.BeginInit();
+            image.BeginInit();
             image.StreamSource = User.Me.Photo;
             User.Me.Photo.Seek(0, SeekOrigin.Begin);
-            User_HeadPicture.EndInit();
+            image.EndInit();
             User_HeadPicture.Source = image;
             User_NickNmae.Content = User.Me.NickName;
             User_motto.Content = User.Me.Motto;
diff --git a/stormchat-client-csharp/StormChatWPF/UI/Contacts.xaml.cs b/stormchat-client-csharp/StormChatWPF/UI/Contacts.xaml.cs
index f36e54f..e0b4388 100644
--- a/stormchat-client-csharp/StormChatWPF/UI/Contacts.xaml.cs
+++ b/stormchat-client-csharp/StormChatWPF/UI/Contacts.xaml.cs
@@ -1,16 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Windows;
+using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
 using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Navigation;
-using System.Windows.Shapes;
 
 namespace StormChatWPF.UI
 {