The Next Generation Palace Key:
The Palace is an extremely fun environment in which Next Generation readers can talk about gaming in a graphical chat environment.  After launching the Palace software, go to the File menu and select Open. When it prompts you for the address, you should enter: 

palace://palace.imaginegames.com 
The port number used is 9998. 

After entering it once, it should remain in your bookmarks for future use.

PAL4MSIE - The Palace client for Microsoft Internet Explorer users
NSCAPE - The Palace client for Netscape Navigator users