Best 40" Lcd Tv for Under $1000?

I'm looking to buy a new LCD TV. I'll probably end up getting one off the internet, because the prices are unbeatable. Any suggestions of good TV's?

Im looking for:
40inch
120hz
1080p native

Suggestion:

you can consider Samsung LN40C630 40-Inch 1080p 120 Hz LCD HDTV

http://www.amazon.com/gp/product/B0036WT3P2?ie=UTF8&tag=bestdeals-y-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=B0036WT3P2

LG 42LD550 42-Inch 1080p 120 Hz LCD HDTV
http://www.amazon.com/gp/product/B0039RSYQS?ie=UTF8&tag=bestdeals-y-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=B0039RSYQS