Call or Fold

[Hoopster81]

Villain is a multi-tabling TAG 32/7/3 over 680 hands.

Party Poker No-Limit Hold'em, $ Hero (6 max, 5 handed) FTR converter on zerodivide.cx

MP ($100.70)
Button ($101.30)
SB ($52.35)
Hero ($99.30)
UTG ($147.78)

Preflop: Hero is BB with 4[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/club.gif[/img]. SB posts a blind of $0.50.
<font color="#666666">2 folds</font>, Button calls $1, SB (poster) completes, Hero checks.

Flop: ($3) 4[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, Button checks.

Turn: ($3) J[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">Hero bets $2.5</font>, Button calls $2.50, SB folds.

River: ($8) 9[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $5</font>, <font color="#CC3333">Button raises to $15</font>, Hero?


Is the standard line to bet the flop here? Thanks.