100nl crap turn, commited or not?

[Roger Mainfield]

Just moved to this site so no reads. What to do on this turn, is the pot too big too C/F? I have 51$ left, pot is 102$.

Party Poker No-Limit Hold'em, $1 BB (6 handed) Party Poker Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($163.48)
MP ($22.23)
CO ($113.87)
Button ($211.96)
Hero ($99)
BB ($100)

Preflop: Hero is SB with A[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/diamond.gif[/img].
UTG calls $1, <font color="#666666">1 fold</font>, <font color="#CC3333">CO raises to $4</font>, Button calls $4, <font color="#CC3333">Hero raises to $17</font>, <font color="#666666">1 fold</font>, UTG folds, CO calls $13, Button folds.

Flop: ($40) J[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $31</font>, CO calls $31.

Turn: ($102) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero?