1st hand after moving down to $50NL. No reads. Odds to call PF in position for flush possibilities?

------HAND 5------
Game #2104232284: Hold'em NL ($0.25/$0.50) - 2006/04/21 - 14:34:53 (UK)
Table "Kapelle" Seat 10 is the button.
Seat 1: Key_33 ($39 in chips)
Seat 2: drizner ($60.70 in chips)
Seat 3: Huntsman2 ($38.02 in chips)
Seat 4: 1punch ($32.78 in chips)
Seat 5: Scrath ($95.84 in chips)
Seat 6: Orignac ($21.50 in chips)
Seat 7: Vicman ($50 in chips)
Seat 8: ranger86 ($39.80 in chips)
Seat 9: Smiffy44 ($50 in chips)
Seat 10: Gondal ($43.78 in chips)
Key_33: posts small blind $0.25
drizner: posts big blind $0.50
Vicman: posts big blind $0.50
Smiffy44: posts big blind $0.50
----- HOLE CARDS -----
dealt to Smiffy44 [Qc Kc]
Huntsman2: folds
1punch: folds
Scrath: folds
Orignac: folds
Vicman: checks
ranger86: calls $0.50
Smiffy44: checks
Gondal: folds
Key_33: raises to $3
drizner: folds
Vicman: calls $2.50
ranger86: calls $2.50
Smiffy44: calls $2.50
----- FLOP ----- [Ks 9c 4c]
Key_33: checks
Vicman: checks
ranger86: checks
Smiffy44: ?