Please add the following to the bottom of your /control/config.txt file

botRespond_wait # <- Put the number of seconds to wait until reply. Recommended: 5 or 6
chatBorder x <- Put whatever you want as your border. Recommended: =
chatBorder_length # <- Put the number of times to repeat the border. Recommended: 15

If you have problems, please ask in the "Help" section of the webstie.