diff --git a/src/Khd.Core.Wpf/Khd.Core.Wpf.csproj b/src/Khd.Core.Wpf/Khd.Core.Wpf.csproj
index eca1bdf..6905c98 100644
--- a/src/Khd.Core.Wpf/Khd.Core.Wpf.csproj
+++ b/src/Khd.Core.Wpf/Khd.Core.Wpf.csproj
@@ -100,8 +100,6 @@
     <None Remove="Resources\OK-Dlight.png" />
     <None Remove="Resources\OK-Llight.png" />
     <None Remove="Resources\Pictures\word1.jpg" />
-    <None Remove="Resources\Pictures\word2.jpg" />
-    <None Remove="Resources\Pictures\word3.jpg" />
     <None Remove="Resources\red.png" />
     <None Remove="Resources\riqi.png" />
     <None Remove="Resources\shengchanjihua.png" />
@@ -412,13 +410,7 @@
 	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
 	  </Resource>
 	  <Resource Include="Resources\Pictures\word1.jpg">
-	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-	  </Resource>
-	  <Resource Include="Resources\Pictures\word2.jpg">
-	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-	  </Resource>
-	  <Resource Include="Resources\Pictures\word3.jpg">
-	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+	    <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
 	  </Resource>
 	  <Resource Include="Resources\red.png">
 	    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
diff --git a/src/Khd.Core.Wpf/Resources/Pictures/word1.jpg b/src/Khd.Core.Wpf/Resources/Pictures/word1.jpg
index ff43e42..7231f99 100644
Binary files a/src/Khd.Core.Wpf/Resources/Pictures/word1.jpg and b/src/Khd.Core.Wpf/Resources/Pictures/word1.jpg differ
diff --git a/src/Khd.Core.Wpf/Resources/Pictures/word2.jpg b/src/Khd.Core.Wpf/Resources/Pictures/word2.jpg
deleted file mode 100644
index 1ce4924..0000000
Binary files a/src/Khd.Core.Wpf/Resources/Pictures/word2.jpg and /dev/null differ
diff --git a/src/Khd.Core.Wpf/Resources/Pictures/word3.jpg b/src/Khd.Core.Wpf/Resources/Pictures/word3.jpg
deleted file mode 100644
index 23913bc..0000000
Binary files a/src/Khd.Core.Wpf/Resources/Pictures/word3.jpg and /dev/null differ