Pokerstars 10+1 sng did i play this right?

[popimp3333]

I have been on a horrible downswing the last week and a half are these kinda plays why? any help please!!?
PokerStars Game #2793620371: Tournament #13735336, Hold'em No Limit - Level IV
(50/100) - 2005/10/13 - 11:25:21 (ET)
Table '13735336 1' Seat #7 is the button
Seat 1: popimp3333 (1750 in chips)
Seat 3: spoonce (1360 in chips)
Seat 4: ttrack (730 in chips)
Seat 6: DuWayne (3850 in chips)
Seat 7: Partice (340 in chips)
Seat 9: BGoshow (5470 in chips)
BGoshow: posts small blind 50
popimp3333: posts big blind 100
*** HOLE CARDS ***
BGoshow said, "i hear ya"
spoonce: folds
ttrack: folds
DuWayne: folds
Partice: folds
BGoshow: raises 200 to 300
popimp3333: raises 1450 to 1750 and is all-in
BGoshow: calls 1450
popimp3333 said, "nh"
*** FLOP *** [Jd Js 6c]
BGoshow said, "u2"
*** TURN *** [Jd Js 6c] [2s]
*** RIVER *** [Jd Js 6c 2s] [Tc]
*** SHOW DOWN ***
BGoshow: shows [Ah Ks] (a pair of Jacks)
popimp3333: shows [Qc Ac] (a pair of Jacks - lower kicker)
BGoshow collected 3500 from pot
*** SUMMARY ***
Total pot 3500 | Rake 0
Board [Jd Js 6c 2s Tc]
Seat 1: popimp3333 (big blind) showed [Qc Ac] and lost with a pair of Jacks
Seat 3: spoonce folded before Flop (didn't bet)
Seat 4: ttrack folded before Flop (didn't bet)
Seat 6: DuWayne folded before Flop (didn't bet)
Seat 7: Partice (button) folded before Flop (didn't bet)
Seat 9: BGoshow (small blind) showed [Ah Ks] and won (3500) with a pair of Jacks