2nd hand in tournament against apparent maniac

[11t]

20+2 on Stars

Hand #1

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

Button (t1500)
SB (t1500)
BB (t1500)
UTG (t1500)
UTG+1 (t1500)
Hero (t1500)
MP2 (t1500)
MP3 (t1500)
CO (t1500)

Preflop: Hero is MP1 with T/images/graemlins/spade.gif, 3/images/graemlins/diamond.gif.
<font color="#666666">5 folds</font>, <font color="#CC3333">CO raises to t100</font>, <font color="#666666">2 folds</font>, BB calls t80.

Flop: (t210) 9/images/graemlins/club.gif, 7/images/graemlins/heart.gif, 2/images/graemlins/club.gif <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets t120</font>, CO calls t120.

Turn: (t450) 3/images/graemlins/spade.gif <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets t200</font>, <font color="#CC3333">CO raises to t400</font>, <font color="#CC3333">BB raises to t1280</font>, CO calls t880 (All-In).

River: (t3010) J/images/graemlins/diamond.gif <font color="#0000FF">(2 players, 1 all-in)</font>

Final Pot: t3010

Results in white below: <font color="#FFFFFF">
BB has Ad Kh (high card, ace).
CO has 3h 5h (one pair, threes).
Outcome: CO wins t3010. </font>

Hand #2 Anybody else do this after what he just showed down?

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (8 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

MP2 (t1500)
CO (t1490)
Button (t1680)
SB (t1480)
Hero (t1500)
UTG (t1500)
UTG+1 (t1340)
MP1 (t3010)

Preflop: Hero is BB with 8/images/graemlins/heart.gif, 5/images/graemlins/club.gif.
<font color="#666666">2 folds</font>, MP1 calls t20, <font color="#666666">3 folds</font>, SB completes, Hero checks.

Flop: (t60) 9/images/graemlins/spade.gif, 9/images/graemlins/heart.gif, 8/images/graemlins/diamond.gif <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">Hero bets t40</font>, MP1 calls t40, SB folds.

Turn: (t140) Q/images/graemlins/spade.gif <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">MP1 bets t180</font>, Hero calls t180.

River: (t500) 5/images/graemlins/diamond.gif <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">MP1 bets t400</font>, Hero calls t400.

Final Pot: t1300

[the_joker]

Your hand is so weak that I think checking and calling is a really bad idea. I think you should either bet, or check/fold. You could also keep the pot size more under control by betting, and if raised you can fold.