hand against nemo234

[Jason Strasser (strassa2)]

ok so he was sittin 500-1k i figure i should take a shot.

Dan Druff: posts small blind $250
strassa2: posts big blind $500
*** HOLE CARDS ***
Dealt to strassa2 [Js Jc]
Unassigned: folds
Nemo234: calls $500
MadCaddy: folds
Dan Druff said, "i like how one of the 25-50NL tables is named "Chantal""
Dan Druff: folds
strassa2: raises $500 to $1000
Nemo234: calls $500
*** FLOP *** [Jh Tc Kd]
strassa2: bets $500
Nemo234 said, "200 400 2moro"
Nemo234: raises $500 to $1000
strassa2: raises $500 to $1500
Nemo234: raises $500 to $2000

Whats my plan from here on out? I thought nemo was a passive, bad player, from my experiences with him in limit and no limit. I saw him open limp with J2s in the same spot before, but never sure of his range although its likely filled w/ crap hands.