Is this Weak Tight Play

[scott2130]

PokerStars Game #13160965357: Hold'em Limit ($0.50/$1.00) - 2007/11/10 - 17:44:50 (ET)
Table 'Kalm II' 10-max Seat #7 is the button
Seat 1: joeythecouch ($22.50 in chips)
Seat 2: S.N. Bigfoot ($23.10 in chips)
Seat 3: Hero ($16.40 in chips)
Seat 5: danwfish ($19.60 in chips)
Seat 6: ITGFAB ($31.15 in chips)
Seat 7: bubbaloval ($68.55 in chips)
Seat 9: maev1 ($29.05 in chips)
Seat 10: Losicki ($11 in chips)
Shengrat will be allowed to play after the button
maev1: posts small blind $0.25
Losicki: posts big blind $0.50
Penhasco: sits out
*** HOLE CARDS ***
Dealt to Hero [Jh Jd]
joeythecouch: folds
S.N. Bigfoot: folds
Hero: raises $0.50 to $1
danwfish: calls $1
ITGFAB: folds
bubbaloval: folds
maev1: calls $0.75
Losicki: calls $0.50
*** FLOP *** [4d 4h 3s]
maev1: checks
Losicki: checks
Hero: bets $0.50
danwfish: raises $0.50 to $1
maev1: raises $0.50 to $1.50
Losicki: folds
Hero: calls $1
danwfish: calls $0.50
*** TURN *** [4d 4h 3s] [6d]
maev1: bets $1
Hero: calls $1
danwfish: folds
*** RIVER *** [4d 4h 3s 6d] [9c]
maev1: bets $1
Hero ?????

Do I call here even if I think I am beat?