File list (Check if you may need any files):
WebChat.sln
WebChat.suo
ChatBLL\bin\Debug\ChatBLL.dll
.......\...\.....\ChatBLL.pdb
.......\...\.....\ChatDAL.dll
.......\...\.....\ChatDAL.pdb
.......\...\.....\ChatModels.dll
.......\...\.....\ChatModels.pdb
.......\ChatBLL.csproj
.......\FriendTypeManager.cs
.......\MessageManager.cs
.......\obj\ChatBLL.csproj.FileList.txt
.......\...\ChatBLL.csproj.FileListAbsolute.txt
.......\...\Debug\ChatBLL.dll
.......\...\.....\ChatBLL.pdb
.......\...\.....\Refactor\ChatBLL.dll
.......\...\.....\ResolveAssemblyReference.cache
.......\Properties\AssemblyInfo.cs
.......\UserFriendManager.cs
.......\UserManager.cs
....DAL\bin\Debug\ChatDAL.dll
.......\...\.....\ChatDAL.pdb
.......\...\.....\ChatModels.dll
.......\...\.....\ChatModels.pdb
.......\ChatDAL.csproj
.......\DBHelper.cs
.......\FriendTypeService.cs
.......\MessageService.cs
.......\obj\ChatDAL.csproj.FileList.txt
.......\...\ChatDAL.csproj.FileListAbsolute.txt
.......\...\Debug\ChatDAL.dll
.......\...\.....\ChatDAL.pdb
.......\...\.....\Refactor\ChatDAL.dll
.......\...\.....\ResolveAssemblyReference.cache
.......\Properties\AssemblyInfo.cs
.......\UserFriendService.cs
.......\UserService.cs
....Models\bin\Debug\ChatModels.dll
..........\...\.....\ChatModels.pdb
..........\ChatModels.csproj
..........\FriendsType.cs
..........\Message.cs
..........\obj\ChatModels.csproj.FileList.txt
..........\...\ChatModels.csproj.FileListAbsolute.txt
..........\...\Debug\ChatModels.dll
..........\...\.....\ChatModels.pdb
..........\...\.....\Refactor\ChatModels.dll
..........\Properties\AssemblyInfo.cs
..........\SysFun.cs
..........\User.cs
..........\UserFriend.cs
..........\UserRole.cs
..........\UserState.cs
DB_51aspx\PersonAssess.mdf
.........\PersonAssess_log.ldf
WebChat\Bin\AjaxControlToolkit.dll
.......\...\ChatBLL.dll
.......\...\ChatBLL.pdb
.......\...\ChatDAL.dll
.......\...\ChatDAL.pdb
.......\...\ChatModels.dll
.......\...\ChatModels.pdb
.......\...\System.Web.Extensions.Design.dll
.......\...\System.Web.Extensions.dll
.......\Chat.aspx
.......\Chat.aspx.cs
.......\.ss\Style.css
.......\Images\boy.gif
.......\......\girl.gif
.......\......\gochat.jpg
.......\......\gomanage.jpg
.......\......\index_01.jpg
.......\......\index_02.jpg
.......\......\index_04.jpg
.......\......\leftmenubg.gif
.......\......\login.jpg
.......\......\Login1.jpg
.......\......\quit.bmp
.......\......\register.jpg
.......\......\search.gif
.......\......\Thumbs.db
.......\......\toleft.gif
.......\......\toright.gif
.......\Index.aspx
.......\Index.aspx.cs
.......\UserRegister.aspx
.......\UserRegister.aspx.cs
.......\ve-FF.tmp
.......\Web.config
51aspx源码必读.txt
ChatBLL\obj\Debug\Refactor
.......\...\.....\TempPE
....DAL\obj\Debug\Refactor
.......\...\.....\TempPE
....Models\obj\Debug\Refactor
..........\...\.....\TempPE
....BLL\bin\Debug
.......\obj\Debug
....DAL\bin\Debug
.......\obj\Debug