$11: AKo preflop, Ace hits

I'm wondering if he re-raised me all-in. Then what do I do?

If I fold my chip stack is super super low. But then if I do call I have top pair, top kick.

If he re-raised me all in, I'd have him on A-10 though, which means I'm pretty much gone.

So fold?

Party Poker No-Limit Hold'em Tourney, Big Blind is t50 (7 handed) converter

Button (t1450)
SB (t792)
BB (t2227)
UTG (t255)
MP1 (t1201)
MP2 (t1275)
Hero (t800)

Preflop: Hero is CO with K[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, MP2 calls t50, <font color="#CC3333">Hero raises to t200</font>, <font color="#666666">3 folds</font>, MP2 calls t150.

Flop: (t475) T[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
MP2 checks, <font color="#CC3333">Hero bets t250</font>.

Final Pot: t725