limit holdem tourney SB v. BB situation

[lilkunta2]

Party Poker Limit Hold'em Tourney, Big Blind t100 (9 handed) converter

(t3105)
SB (t1095)
BB (t2220)
UTG (t675)
UTG+1 (t570)
MP1 (t140)
MP2 (t2090)
MP3 (t460)
CO (t2048)

Preflop: is with , I HAVE JACK 7 OFFSUIT
<font color="#666666">8 folds</font>, <font color="#CC3333">SB raises</font>.

Final Pot: 1.5 BB (t300)


IM IN THE BB AND THE SB RAISED ME AND I HAVE J7 OFF.
i dont know what to do in this situation, these chips are valuable, and this hand is not. is this an auto call because of odds/position? BLINDS ARE 50/100