Pocket Jacks on a bad night

[peacemaker]

This hand came up on a session that nothing was going right. A lot of cold card, missed flops and suckouts. Then this hand comes along.

SB-LAG
BB is new to the table and I have no read(you will never guess his hand)

PokerStars 1/2 Hold'em (10 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

Preflop: Hero is UTG+2 with J/images/graemlins/diamond.gif, J/images/graemlins/club.gif.
<font color="666666">2 folds</font>, <font color="CC3333">Hero raises</font>, <font color="666666">1 fold</font>, MP2 calls, <font color="666666">3 folds</font>, SB calls, BB calls,

Flop: (8 SB) 4/images/graemlins/diamond.gif, 5/images/graemlins/heart.gif, 7/images/graemlins/club.gif <font color="blue">(4 players)</font>
<font color="CC3333">SB bets</font>, BB calls, <font color="CC3333">Hero raises</font>, MP2 folds, SB calls, BB calls.

Turn: (7 BB) 9/images/graemlins/spade.gif <font color="blue">(3 players)</font>
<font color="CC3333">SB bets</font>, BB calls, Hero calls.

River: (10 BB) 7/images/graemlins/heart.gif <font color="blue">(3 players)</font>
SB checks, BB checks, Hero checks.

Final Pot: 10 BB

Results in white below: <font color="white">
SB shows Tc 6c (one pair, sevens).
BB shows Qh Qd (two pair, queens and sevens).
Hero shows Jd Jc (two pair, jacks and sevens).
Outcome: BB wins 10 BB. </font>

Should I have kept pounding or was I right to slow down.

[cold_cash]

Raise the turn, bet the river.