Can I get some tips on this hand. I know I should have raised pre-flop, but I wanted to walk away with $15 if the over card came.

POKERSTARS GAME #444713829: HOLD'EM NO LIMIT ($0.10/$0.25) - 2004/05/20 - 16:42:46 (ET)
Table 'Siri' Seat #8 is the button
Seat 1: friendol ($25 in chips)
Seat 2: VeraN ($25.40 in chips)
Seat 3: Dr.Dude ($52.10 in chips)
Seat 4: Blue Crush ($10.85 in chips)
Seat 5: MgF80 ($11.35 in chips)
Seat 6: JT55 ($26.90 in chips)
Seat 7: michaljeter3 ($25 in chips)
Seat 8: davfagan ($15.35 in chips)
Seat 9: dbl_ac3s ($23.05 in chips)
dbl_ac3s: posts small blind $0.10
friendol: posts big blind $0.25
michaljeter3: posts big blind $0.25
*** HOLE CARDS ***
Dealt to davfagan [Jc Jd]
VeraN: folds
Dr.Dude: calls $0.25
Blue Crush: calls $0.25
MgF80: calls $0.25
JT55: folds
michaljeter3 has timed out
michaljeter3: folds
michaljeter3 is sitting out
davfagan: calls $0.25
dbl_ac3s: calls $0.15
friendol: checks
*** FLOP *** [3s 2s 9d]
dbl_ac3s: checks
friendol: checks
Dr.Dude: checks
Blue Crush: checks
MgF80: checks
davfagan: bets $1
dbl_ac3s: calls $1
friendol: folds
Dr.Dude: folds
Blue Crush: folds
MgF80: folds
*** TURN *** [3s 2s 9d] [3c]
dbl_ac3s: checks
davfagan: bets $2
dbl_ac3s: calls $2
*** RIVER *** [3s 2s 9d 3c] [4d]
dbl_ac3s: checks
davfagan: bets $3
dbl_ac3s: raises $7 to $10
davfagan: raises $2.10 to $12.10 and is all-in
dbl_ac3s: calls $2.10
*** SHOW DOWN ***
davfagan: shows [Jc Jd] (two pair, Jacks and Threes)
dbl_ac3s: shows [4h 4c] (a full house, Fours full of Threes)
dbl_ac3s collected $30.40 from pot
*** SUMMARY ***
Total pot $31.95 | Rake $1.55
Board [3s 2s 9d 3c 4d]
Seat 1: friendol (big blind) folded on the Flop
Seat 2: VeraN folded before Flop (didn't bet)
Seat 3: Dr.Dude folded on the Flop
Seat 4: Blue Crush folded on the Flop
Seat 5: MgF80 folded on the Flop
Seat 6: JT55 folded before Flop (didn't bet)
Seat 7: michaljeter3 folded before Flop
Seat 8: davfagan (button) showed [Jc Jd] and lost with two pair, Jacks and Threes
Seat 9: dbl_ac3s (small blind) showed [4h 4c] and won ($30.40) with a full house, Fours full of Threes