Please help support the site by donating at the link below.https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=8ZRU34U47BESW
They are both marked for convenience. You only need to use one of the marked spots.
If you read that description even they say that they do not know which way they go, I however do and have made mine correctly. You can use any Ground spot for the other side of the new buttons.
I made the ones on here, and those pictures are correct.
No, it can be done one of 4 different ways, but that is one of them.