In hand #1 what's your play to get the rest of his chips on the turn?

PokerStars Game #18158322746: Tournament #91349922, $10+$1 Hold'em No Limit - Level III (25/50) - 2008/06/15 - 15:52:55 (ET)
Table '91349922 1177' 9-max Seat #6 is the button
Seat 1: kornrocks77 (2285 in chips)
Seat 2: XHighRiserX (4085 in chips)
Seat 3: loriot 49 (5535 in chips)
Seat 4: dnewell222 (5905 in chips)
Seat 5: CYRPOP (3290 in chips)
Seat 6: peterpeertje (2850 in chips) is sitting out
Seat 7: schakadulu (2875 in chips) is sitting out
Seat 8: MJDub86 (6050 in chips)
Seat 9: calvinsky (685 in chips)
schakadulu: posts small blind 25
MJDub86: posts big blind 50
*** HOLE CARDS ***
Dealt to MJDub86 [Jh 5h]
calvinsky: calls 50
kornrocks77: folds
XHighRiserX: calls 50
loriot 49: calls 50
dnewell222: folds
CYRPOP: folds
peterpeertje: folds
schakadulu: folds
MJDub86: checks
*** FLOP *** [4s Qh Ah]
MJDub86: checks
calvinsky: bets 100
XHighRiserX: folds
loriot 49: folds
MJDub86: calls 100
*** TURN *** [4s Qh Ah] [3h]

In hand #2 what is your play on the turn after he checks?

PokerStars Game #18158598484: Tournament #91349922, $10+$1 Hold'em No Limit - Level IV (50/100) - 2008/06/15 - 16:04:44 (ET)
Table '91349922 209' 9-max Seat #3 is the button
Seat 1: Dito LC (3020 in chips)
Seat 2: MJDub86 (6700 in chips)
Seat 3: lanciano65 (3710 in chips)
Seat 4: fertich73 (2595 in chips)
Seat 5: Zoanku (3565 in chips)
Seat 6: Puttinho (1935 in chips)
Seat 7: BlackFourz (3120 in chips)
Seat 8: Rent61 (2055 in chips)
Seat 9: metsrwon (6600 in chips)
fertich73: posts small blind 50
Zoanku: posts big blind 100
*** HOLE CARDS ***
Dealt to MJDub86 [As Jd]
Puttinho: folds
BlackFourz: folds
Rent61: calls 100
metsrwon: calls 100
Dito LC: folds
MJDub86: raises 400 to 500
lanciano65: folds
fertich73: folds
Zoanku: folds
Rent61: folds
metsrwon: calls 400
*** FLOP *** [Ac 7d 4c]
metsrwon: bets 300
MJDub86: raises 700 to 1000
metsrwon: calls 700
*** TURN *** [Ac 7d 4c] [Ts]
metsrwon: checks