Website for Chatrooms

This bid is not really a project. It is just for information or consulting. You will not have to do any work other than advice me what to do and show me your projects related to my issue. I want to create a website with chatrooms. Chatrooms are dynamic and can be created by member sign ups. Any member can create a chatroom. The website should handle thousands of chatrooms. My platform: Windows Server and ASP.Net 2.0 Problem: I don't know what's best to use for chatrooms. What is the best and? cheapest method and software? ## Deliverables This bid is not really a project. It is just for information or consulting. You will not have to do any work other than advice me what to do and show me your projects related to my issue. I want to create a website with chatrooms. Chatrooms are dynamic and can be created by member sign ups. Any member can create a chatroom. The website should handle thousands of chatrooms. My platform: Windows Server and ASP.Net 2.0 Problem: I don't know what's best to use for chatrooms. What is the best and? cheapest method and software?