Thoughts on this resteal?

[authority11]

about 300ish left in the 55k 11r. The BB has been posting AFK sitting out for about the last 2 orbits or so I figured the Button was going to take a shot at the "free" blind. Button had been playing fairly normal. Not too tight, not too loose.

PokerStars No-Limit Hold'em Tourney, Big Blind is t1200 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG (t24636)
UTG+1 (t60914)
MP1 (t38571)
MP2 (t20090)
MP3 (t48445)
CO (t86318)
Button (t20175)
Hero (t22050)
BB (t7275)

Preflop: Hero is SB with A[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">6 folds</font>, <font color="#CC3333">Button raises to t3600</font>, <font color="#CC3333">Hero raises to t21975</font>

Thoughts?