50NL, AJs, Battle of the Blinds...flopping trips

[ungar2000]

FullTiltPoker Game #1386581403: Table Marina (6 max) - $0.25/$0.50 - No Limit Hold'em - 16:26:56 ET - 2006/12/10
Seat 1: DownByBayou ($79.40)
Seat 2: Wht_Rbt ($50.30)
Seat 3: mitchryan16 ($49.25)
<font color="green">Seat 4: ungar2000 ($63.55)</font>
<font color="red">Seat 5: pmccullah ($68.95)</font>
Seat 6: klas101 ($80.40)
ungar2000 posts the small blind of $0.25
pmccullah posts the big blind of $0.50
The button is in seat #3
*** HOLE CARDS ***
<font color="green">Dealt to ungar2000 [Jc Ac]</font>
klas101 folds
DownByBayou folds
Wht_Rbt folds
mitchryan16 folds
<font color="green">ungar2000 raises to $1.75</font>
<font color="red">pmccullah calls $1.25</font>
*** FLOP *** [8c Jd Js] ($3.50 pot)
<font color="green">ungar2000 bets $2.50</font>
<font color="red">pmccullah calls $2.50</font>
*** TURN *** [8c Jd Js] [Th] ($8.50 pot)
<font color="green">ungar2000 bets $6</font>
<font color="red">pmccullah raises to $18</font>


<font color="green">ungar2000???</font>

No real good read on him. I have been raising his BB quite frequently, maybe 3 of the last 5 B.o.B times. I think i have to play here, but should i just call or push it, or is the fold the right decision?

thanks