I have the day off and was just playing around.  I put this together on newegg.  It's under $700 and would blow AH away for those thinking of building.  Adding speakers and a 22" widescreen LCD monitor still comes in under $1000:
   
Update   COOLER MASTER Centurion 5 CAC-T05-UW Black Aluminum Bezel , SECC Chassis ATX Mid Tower Computer Case - Retail 
Model #:CAC-T05-UW 
Item #:N82E16811119068 
Return Policy:Standard Return Policy 
In Stock 
  $54.99 -$5.00 Instant $49.99 
   
Update   Intel BOXDP35DPM LGA 775 Intel P35 ATX Intel Motherboard - Retail 
Model #:BOXDP35DPM 
Item #:N82E16813121314 
Return Policy:Limited 30-Day Return Policy 
In Stock 
  $99.99   $99.99 
   
Update   EVGA 512-P3-N861-AR GeForce 9600 GT 512MB 256-bit GDDR3 PCI Express 2.0 x16 HDCP Ready SLI Supported Video Card - Retail 
Model #:512-P3-N861-AR 
Item #:N82E16814130334 
Return Policy:Limited 30-Day Return Policy 
In Stock 
Mail-in Rebate
  $119.99   $119.99 
   
Update   Thermaltake TR2 W0070RUC 430W ATX Power Supply - Retail 
Model #:W0070RUC 
Item #:N82E16817153023 
Return Policy:Limited 30-Day Return Policy 
In Stock 
Mail-in Rebate
  $40.99   $40.99 
   
Update   Intel Core 2 Duo E7200 Wolfdale 2.53GHz LGA 775 65W Dual-Core Processor Model BX80571E7200 - Retail 
Model #:BX80571E7200 
Item #:N82E16819115052 
Return Policy:Processors (CPUs) Return Policy 
In Stock 
  $119.99   $119.99 
   
Update   Kingston 2GB (2 x 1GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory Model KVR800D2N6K2/2G - Retail 
Model #:KVR800D2N6K2/2G 
Item #:N82E16820134635 
Return Policy:Standard Return Policy 
In Stock 
  $36.99   $36.99 
   
Update   Seagate Barracuda 7200.10 ST3250410AS 250GB 7200 RPM SATA 3.0Gb/s Hard Drive - OEM 
Model #:ST3250410AS 
Item #:N82E16822148262 
Return Policy:Limited 30-Day Return Policy 
In Stock 
  $59.99   $59.99 
   
Update   Microsoft CA9-00001 Black PS/2 Standard Basic Keyboard and Mouse Mouse Included - OEM 
Model #:CA9-00001S 
Item #:N82E16823109132 
Return Policy:Standard Return Policy 
In Stock 
  $16.99   $16.99 
   
Update   LITE-ON 20X DVD±R DVD Burner Black SATA Model iHAS120-04 - OEM 
Model #:iHAS120-04 
Item #:N82E16827106263 
Return Policy:Standard Return Policy 
In Stock 
  $23.99   $23.99 
   
Update   Creative Sound Blaster SB0570 Audigy SE 7.1 Channels PCI Interface Sound Card - Retail 
Model #:70SB057000000 
Item #:N82E16829102002 
Return Policy:Standard Return Policy 
In Stock 
  $29.99   $29.99 
   
Update   Microsoft Windows XP Home With SP2B for System Builders 1 Pack - OEM 
Model #:N09-01991 
Item #:N82E16832116056 
Return Policy:Software Return Policy 
In Stock 
  $89.99 -$5.00 Instant $84.99 
Subtotal: $683.89