You can open our own chat room from the 'home' screen or from the group list under the 'following' tab.
The 'home' screen
On the main window click on the 'home' icon on the bottom of the pal list area.
To open your room click on the 'open room' button in the 'my room' panel.
From the group list
On the main window click on the 'rooms' icon on the bottom of the pal list area.
Click on the 'rooms I follow' tab.
If you have created a chat room it will be listed here. Click on it to enter.