($2) A6o on suited flop

[holy32]

Ok, I know this is an extremely low buy-in for you guys, but I just wanted some advice on this situation.
I only played one hand up untill now.
Button is loose, BB tight.

Full Tilt Poker
No Limit Holdem Tournament
Blinds: t30/t60
3 players
Converter

Stack sizes:
Button: t9490
Hero: t1170
BB: t2840

Pre-flop: (3 players) Hero is SB with 6[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/club.gif[/img]
Button calls t60 <font color="aaaaaa">(pot was t90)</font>, <font color="#cc0000">Hero raises to t180</font>, BB folds, Button calls t120 <font color="aaaaaa">(pot was t270)</font>.

Flop: T[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/spade.gif[/img] (t420, 2 players)
<font color="#cc0000">Hero ???</font>

push ? c-bet ? if so, how much ?

what happened:
<font color="white">I push, button calls with AdQd </font>