nl 100 tricky turn spot

[rsxpunk]

what is the best play on the turn here? No stats or reads although the cold calling makes me think hes not that great.

Full Tilt No-Limit Hold'em, $1 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver Cards)

MP ($104.85)
Button ($98.55)
Hero ($96.40)
BB ($17.50)
UTG ($155.30)

Preflop: Hero is SB with , .
[color=#666666]1 fold</font>, [color=#CC3333]MP raises to $3.5</font>, Button calls $3.50, [color=#CC3333]Hero raises to $15.5</font>, [color=#666666]1 fold</font>, MP folds, Button calls $11.50.

Flop: ($35) , , [color=#0000FF](2 players)</font>
[color=#CC3333]Hero bets $32</font>, Button calls $32.

Turn: ($99) [color=#0000FF](2 players)</font>

Final Pot: $99