PS $22 - JJ, flopped set, A on board with flush draw

Couple questions about this one:

- Like the pot-sized flop bet?
- Turn check deceptive or FPS?
- Size of the river bet? Worried about flush?

Holla.

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) converter

SB (t1700)
BB (t1020)
UTG (t1580)
UTG+1 (t1400)
MP1 (t1400)
Hero (t1470)
MP3 (t1410)
CO (t1460)
Button (t2060)

Preflop: Hero is MP2 with J[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls t20, <font color="#CC3333">Hero raises to t100</font>, <font color="#666666">5 folds</font>, MP1 calls t80.

Flop: (t230) A[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets t230</font>, MP1 calls t230.

Turn: (t690) K[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, Hero checks.

River: (t690) 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets t345</font>