Flush draw -value betting or insanity betting ?

[MrG]

PokerStars 1/2 Hold'em (10 handed) converter

Preflop: Hero is UTG+1 with 9[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img]. CO posts a blind of $1.
<font color="#666666">1 fold</font>, Hero calls, <font color="#666666">1 fold</font>, <font color="#CC3333">MP1 raises</font>, <font color="#666666">3 folds</font>, Button calls, SB calls, BB calls, Hero calls.

Flop: (11 SB) J[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, BB checks, Hero checks, <font color="#CC3333">MP1 bets</font>, Button calls, SB calls, BB folds, <font color="#CC3333">Hero raises</font>, <font color="#CC3333">MP1 3-bets</font>, Button calls, SB calls, <font color="#CC3333">Hero caps</font>, MP1 calls, Button calls, SB calls.

Turn: (13.50 BB) K[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, Hero checks, <font color="#CC3333">MP1 bets</font>, Button folds, SB calls, Hero calls.

River: (16.50 BB) 2[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, <font color="#CC3333">MP1 bets</font>, SB calls, Hero folds.

Final Pot: 18.50 BB