File list (Check if you may need any files):
Db scripts
..........\SPChatMessagesGet.sql
..........\SPChatMessagesGetLastMessage.sql
..........\SPChatMessagesInsert.sql
..........\Table Chat_Messages.sql
Solution
........\SampleChat
........\..........\ApplicationWrapper.cs
........\..........\App_Data
........\..........\bin
........\..........\Chat
........\..........\....\ChatManager.cs
........\..........\....\Controls
........\..........\....\........\Chat.ascx
........\..........\....\........\Chat.ascx.cs
........\..........\....\........\Chat.ascx.designer.cs
........\..........\....\Data
........\..........\....\....\ChatDataAccess.cs
........\..........\....\Entities
........\..........\....\........\ChatMessage.cs
........\..........\....\........\ChatResponse.cs
........\..........\....\........\ChatRoom.cs
........\..........\....\........\ChatRoomCollection.cs
........\..........\....\........\ChatUser.cs
........\..........\....\........\SiteUser.cs
........\..........\....\Services
........\..........\....\........\ChatService.asmx
........\..........\....\........\ChatService.asmx.cs
........\..........\ChatTest.aspx
........\..........\ChatTest.aspx.cs
........\..........\ChatTest.aspx.designer.cs
........\..........\Default.aspx
........\..........\Default.aspx.cs
........\..........\Default.aspx.designer.cs
........\..........\Properties
........\..........\..........\AssemblyInfo.cs
........\..........\ReadMe.txt
........\..........\SampleChat.csproj
........\..........\Scripts
........\..........\.......\Chat.js
........\..........\SessionWrapper.cs
........\..........\Styles
........\..........\......\Chat.css
........\..........\Web.config
........\SampleChat.sln