10/20 Top and bottom facing turn miniraise

[JMa]

I am new to the table. I have never seen villain before.

Party Poker No-Limit Hold'em, $ BB (6 handed) converter

SB ($4345)
BB ($2670)
UTG ($2044)
MP ($1981)
Hero ($1970)
Button ($2037)

Preflop: Hero is CO with 3[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/heart.gif[/img]. SB posts a blind of $10.
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to $80</font>, Button calls $80, <font color="#666666">2 folds</font>.

Flop: ($190) K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $190</font>, Button calls $190.

Turn: ($570) 3[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $350</font>, <font color="#CC3333">Button raises to $700</font>, Hero?

Now what...