AA in the blinds, am I playing scared here?

[JEM7VSBL]

no stats on villain, he just sat down.


Party Poker 5/10 Hold'em (9 handed) converter

Preflop: JEM is SB with A[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/club.gif[/img].
<font color="#666666">4 folds</font>, <font color="#CC3333">MP3 raises</font>, CO calls, <font color="#CC3333">Button 3-bets</font>, <font color="#CC3333">JEM caps</font>, <font color="#666666">1 fold</font>, MP3 calls, CO calls, Button calls.

Flop: (17 SB) 4[img]/images/graemlins/diamond.gif[/img], 5[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">JEM bets</font>, MP3 calls, CO calls, Button calls.

Turn: (10.50 BB) 6[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">JEM bets</font>, MP3 folds, <font color="#CC3333">CO raises</font>, Button folds, JEM calls.

River: (14.50 BB) 3[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
JEM checks, <font color="#CC3333">CO bets</font>, JEM calls.

Final Pot: 16.50 BB


is this just a case of scared money? would you have raised the turn, or just called down? lately i've been feeling like i'm reraising with the worse hand, or just check/calling with the best hand....any thoughts?