Step 1: Go to the page/subpage you want your Chat Room to be.

Step 2: Go to "Edit page".

Step 3: Go to "insert" and than "more gadgets".

Step 4: In the search box type in "Chat"

Step 5: Click "Comment Box". (It will have a picture of an iPhone)

Step 6: After ajusting the settings click "OK" at the bottom.

Step 7: Press "save" at top right of page.

Step 8: Enjoy!