File list (Check if you may need any files):
ChatServer\新建文件夹\ChatClient\App.ico
..........\..........\..........\AssemblyInfo.cs
..........\..........\..........\ChatClient.csproj
..........\..........\..........\ChatClient.csproj.user
..........\..........\..........\ChatClient.sln
..........\..........\..........\ChatClient1.bmp
..........\..........\..........\ChatClient2.bmp
..........\..........\..........\Form1.cs
..........\..........\..........\Form1.resx
..........\..........\....Server\App.ico
..........\..........\..........\AssemblyInfo.cs
..........\..........\..........\Backup\App.ico
..........\..........\..........\......\AssemblyInfo.cs
..........\..........\..........\......\ChatServer.csproj
..........\..........\..........\......\ChatServer.csproj.user
..........\..........\..........\......\ChatServer.sln
..........\..........\..........\......\Form1.cs
..........\..........\..........\......\Form1.resx
..........\..........\..........\ChatServer.bmp
..........\..........\..........\ChatServer.csproj
..........\..........\..........\ChatServer.csproj.user
..........\..........\..........\ChatServer.sln
..........\..........\..........\ChatServer.suo
..........\..........\..........\ChatServerApp.csproj.user
..........\..........\..........\Form1.cs
..........\..........\..........\Form1.resx
..........\..........\..........\obj\ChatServer.csproj.FileList.txt
..........\..........\..........\UpgradeLog.XML
..........\..........\..........\_UpgradeReport_Files\UpgradeReport.css
..........\..........\..........\....................\UpgradeReport.xslt
..........\..........\..........\....................\UpgradeReport_Minus.gif
..........\..........\..........\....................\UpgradeReport_Plus.gif
..........\..........\..........1\App.ico
..........\..........\...........\AssemblyInfo.cs
..........\..........\...........\Backup\App.ico
..........\..........\...........\......\AssemblyInfo.cs
..........\..........\...........\......\ChatServer.csproj
..........\..........\...........\......\ChatServer.csproj.user
..........\..........\...........\......\ChatServer.sln
..........\..........\...........\......\ChatServer.suo
..........\..........\...........\......\Client.cs
..........\..........\...........\......\Form1.cs
..........\..........\...........\......\Form1.resx
..........\..........\...........\ChatServer.csproj
..........\..........\...........\ChatServer.csproj.user
..........\..........\...........\ChatServer.sln
..........\..........\...........\ChatServer.suo
..........\..........\...........\Client.cs
..........\..........\...........\Form1.cs
..........\..........\...........\Form1.resx
..........\..........\...........\obj\ChatServer.csproj.FileList.txt
..........\..........\...........\UpgradeLog.XML
..........\..........\...........\_UpgradeReport_Files\UpgradeReport.css
..........\..........\...........\....................\UpgradeReport.xslt
..........\..........\...........\....................\UpgradeReport_Minus.gif
..........\..........\...........\....................\UpgradeReport_Plus.gif
..........\..........\....Client\bin
..........\..........\..........\obj
..........\..........\....Server\Backup
..........\..........\..........\obj
..........\..........\..........\_UpgradeReport_Files
..........\..........\..........\bin
..........\..........\..........1\Backup
..........\..........\...........\obj
..........\..........\...........\_UpgradeReport_Files
..........\..........\...........\bin
..........\..........\ChatClient
..........\..........\ChatServer
..........\..........\ChatServer1
..........\新建文件夹
ChatServer