diff --git a/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml b/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml
index f65052a..87b3795 100644
--- a/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml
+++ b/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml
@@ -29,7 +29,6 @@
         </Grid>
         <!--聊天版面-->
         <Grid Background="#33000000">
-            <Button x:Name="huabi" Click="Button_Click">画笔</Button>
         </Grid>
     </DockPanel>
 </Window>
diff --git a/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml.cs b/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml.cs
index f49c284..aae8af0 100644
--- a/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml.cs
+++ b/JianGongYun/TRTC/Windows/LiveWindowRightBottomBlock.xaml.cs
@@ -84,12 +84,5 @@ namespace JianGongYun.TRTC.Windows
             }
         }
 
-        private void Button_Click(object sender, RoutedEventArgs e)
-        {
-            Process prc = new Process { StartInfo = new ProcessStartInfo { FileName = System.IO.Path.Combine(Environment.CurrentDirectory, "Pointofix.exe"), CreateNoWindow = false, UseShellExecute = false } };
-            prc.Start();
-
-            huabi.Visibility = Visibility.Collapsed;
-        }
     }
 }
diff --git a/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml b/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml
index 9b3d88c..f1f1f38 100644
--- a/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml
+++ b/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml
@@ -11,7 +11,7 @@
         mc:Ignorable="d"
         Topmost="True"
         Top="0"
-        Title="" Height="40" Width="400"
+        Title="" Height="40" Width="472"
         ResizeMode="NoResize"
         MouseMove="Window_MouseMove"
         MouseLeave="Window_MouseLeave"
@@ -28,6 +28,14 @@
                     </Button.Content>
                 </Button>
             </StackPanel>
+            <StackPanel Orientation="Horizontal" Width="72" DockPanel.Dock="Right">
+                <Button Click="Button_Click" Style="{StaticResource CusIconBtn}" Background="Transparent" BorderThickness="0">
+                    <Button.Content>
+                        <!--<TextBlock FontSize="13" Margin="20 0 0 0" TextAlignment="Right" Foreground="#97070e">展开教室</TextBlock>-->
+                        <TextBlock FontSize="13" Margin="20 0 0 0" TextAlignment="Right" Foreground="#00cc66">画笔</TextBlock>
+                    </Button.Content>
+                </Button>
+            </StackPanel>
             <StackPanel Width="130" Orientation="Horizontal" DockPanel.Dock="Right">
                 <Ellipse VerticalAlignment="Center" Width="12" Fill="#00cc66" Height="12"></Ellipse>
                 <TextBlock Margin="5 0 0 0" FontSize="13" Foreground="#00cc66">直播中</TextBlock>
diff --git a/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml.cs b/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml.cs
index 35df42f..7c489d6 100644
--- a/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml.cs
+++ b/JianGongYun/TRTC/Windows/LiveWindowTopBlock.xaml.cs
@@ -13,6 +13,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Shapes;
 using Application = System.Windows.Forms.Application;
+using MessageBox = System.Windows.MessageBox;
 using MouseEventArgs = System.Windows.Input.MouseEventArgs;
 
 namespace JianGongYun.TRTC.Windows
@@ -99,5 +100,29 @@ namespace JianGongYun.TRTC.Windows
         {
             down = false;
         }
+        private void Button_Click(object sender, RoutedEventArgs e)
+        {
+            this.Dispatcher.Invoke(() =>
+            {
+                try
+                {
+                    var old = Process.GetProcessesByName("Pointofix");
+                    if (old.Length > 0)
+                    {
+                        foreach (var item in old)
+                        {
+                            item.Kill();
+                        }
+                    }
+                    Process prc = new Process { StartInfo = new ProcessStartInfo { FileName = System.IO.Path.Combine(Environment.CurrentDirectory, "Pointofix.exe"), CreateNoWindow = false, UseShellExecute = false } };
+                    prc.Start();
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show(ex.Message, "提醒");
+                }
+            });
+
+        }
     }
 }