Junk in the blinds, turn a pair

[uw_madtown]

Villian is unknown. This is my seventh hand with him -- 6 were folds, the other one he called a PFR in the BB with A7o and called a bet on the J[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/club.gif[/img] flop, rest of the hand got checked down.

Party Poker 3/6 Hold'em (6 max, 5 handed) pokerhand.org hand converter

Preflop: Hero is BB with 3[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, Button calls, <font color="#666666">1 fold</font>, Hero checks.

Flop: (2.33 SB) 5[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, Button calls.

Turn: (2.16 BB) 6[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
Hero...

Totally lost on what to do on this turn.