Should I have played this differently?

I felt good (and still do) about potting it after the small raise, but when it's re-raised what's my line?

Omaha Hi/Low $2-$2 PL (real money), hand #1,560,271,830
Table Swerdlowsk, 7 Dec 2005 10:04 AM ET

Seat 1: folder ($183 in chips)
Seat 2: Hero [AH,QH,KH,AC] ($107 in chips) on the Button
Seat 3: SB ($208.20 in chips)
Seat 4: BB ($196 in chips)
Seat 5: folder ($75.40 in chips)
Seat 6: folder ($200 in chips)
Seat 7: folder ($198 in chips)
Seat 8: folder ($162.20 in chips)
Seat 9: folder ($149 in chips)
Seat 10: Villain ($123.75 in chips)

ANTES/BLINDS
SB posts blind ($2), BB posts blind ($2).

PRE-FLOP
Folder folds, Folder folds, Folder folds, Folder folds, Folder calls $2, Villain bets $4, folder calls $4, Hero bets $22, SB folds, BB folds, Folder folds, Villain bets $72, Folder folds, Hero ???