The above answers are correct. You must be a member of the group where the chat is being held.
Here's how to join a chat in your group:
Log into CafeMom.
Click the arrow beside the 'Groups' tab.
Select 'My Groups' from the drop-down menu.
Go to your group's homepage.
Click the 'Chat' link on the left side of the page.
In the yellow box, click on 'Click here to join'.
A pop-up window will appear on your screen and the chat room will open.
Please let us know if you have any questions.
***The CafeMom Admin Team
at 11:10 PM on Oct. 22, 2008