NL100 overpair against a minraise on flop

[ComputerMaster]

Was new on the table and could not see much of his play. He minraises me on flop, I thought it would be a set or a straight. I just felt very uncomfortable, what do I have to do here, whats the best line?

No-Limit Hold'em, $1 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($111.25)
Button ($79.27)
SB ($91.23)
BB ($147.01)
UTG ($33.11)
MP ($25.59)

Preflop: Hero is CO with 9, 9.
[color=#666666]2 folds</font>, [color=#CC3333]Hero raises to $4</font>, Button calls $4, [color=#666666]2 folds</font>, [color=#CC3333]Hero bets $10.5</font>, [color=#CC3333]Button raises to $17</font>, Hero calls $6.50.

Flop: ($35.50) 3, 4, 7 [color=#0000FF](2 players)</font>

Turn: ($35.50) K [color=#0000FF](2 players)</font>

Final Pot: $35.50

[ComputerMaster]

no one?

[Hass]

fix the action