Stars nightly - isolating shortstack w/ JJ otb

[Yoshi63]

Shortstacker has been aggressive as a shortstack, open raising most his stack like this a lot. No reads on the blinds.

PokerStars No-Limit Hold'em Tourney, Big Blind is t150 (9 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

MP1 (t1405) <--- shorstack
MP2 (t5675)
MP3 (t885)
CO (t3910)
Hero (t6995) <--- me w/ JJ
SB (t8325) <--- yet to act
BB (t3100) <--- yet to act
UTG (t2650)
UTG+1 (t5715)

Preflop: Hero is Button with J[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/spade.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">MP1 raises to t1234</font>, <font color="#666666">3 folds</font>, Hero...?

Do you:
a) call
b) raise (how much?)
c) shove

If a) or b), what do you do if SB shoves?