Window Setting

Choose which layout you prefer for the Messenger window:
If you prefer fewer windows, unselect these options, and Messenger will open items into existing windows.

Double-clicking a folder or a newsgroup opens it in a new window
Double-clicking a message opens it in a new window
If you prefer fewer windows, unselect these options, and Messenger will open items into existing windows.

The Newsgroups menu item or button:

Opens newsgroups in a Messenger window
Opens the Message Center