So here's the problem. I pressed call, laged, sat out, but then the call still went on. Horse15 got the pot, plus my call (which wasn't in the pot). See the log below. Thank you!

------ Starting Hand -------
Dealing pocket cards: [4d, Js]
viesturs_v2.0 calls
Magoo calls
horse15 sits in
Langeveld folds
Naster calls
Passie calls
horse15 raises $400
Morechipsplease calls
Wentworth Miller folds
viesturs_v2.0 calls
Magoo calls
Naster calls
Passie calls
Dealing flop: [9s, 7s, 3s]
Morechipsplease checks
viesturs_v2.0 bets $1400
Magoo folds
Naster folds
Passie folds
horse15 raises $13652
Morechipsplease folds
viesturs_v2.0 sits out
viesturs_v2.0 folds
horse15 wins main pot 17652
viesturs_v2.0 calls
horse15 wins main pot 13652
------ Starting Hand -------